doc/user: add a chapter on supported IRCv3 extensions

7 files changed, 1907 insertions, 8 deletions

diff --git a/doc/de/weechat_user.de.adoc b/doc/de/weechat_user.de.adoc
index e8a4147ac..0cd764997 100644
--- a/doc/de/weechat_user.de.adoc
+++ b/doc/de/weechat_user.de.adoc
@@ -3386,6 +3386,277 @@ das auch beispielsweise `~/.weechat` sein kann.
 
 Für weiterreichende Informationen lesen Sie bitte: https://www.oftc.net/NickServ/CertFP/
 
+// TRANSLATION MISSING
+[[irc_ircv3_support]]
+==== IRCv3 support
+
+WeeChat supports the following https://ircv3.net/irc/[IRCv3 extensions]:
+
+* <<irc_ircv3_account_notify,account-notify>>
+* <<irc_ircv3_account_tag,account-tag>>
+* <<irc_ircv3_away_notify,away-notify>>
+* <<irc_ircv3_cap_notify,cap-notify>>
+* <<irc_ircv3_chghost,chghost>>
+* <<irc_ircv3_extended_join,extended-join>>
+* <<irc_ircv3_invite_notify,invite-notify>>
+* <<irc_ircv3_message_tags,message-tags>>
+* <<irc_ircv3_monitor,monitor>>
+* <<irc_ircv3_multi_prefix,multi-prefix>>
+* <<irc_ircv3_sasl,SASL v3.2>>
+* <<irc_ircv3_server_time,server-time>>
+* <<irc_ircv3_setname,setname>>
+* <<irc_ircv3_typing,typing>>
+* <<irc_ircv3_userhost_in_names,userhost-in-names>>
+* <<irc_ircv3_whox,WHOX>>
+
+By default all capabilities supported by the server and WeeChat are
+automatically enabled
+(see option <<option_irc.server_default.capabilities,irc.server_default.capabilities>>).
+
+Tables with comparison of different IRC clients, including WeeChat, are available
+on this page: https://ircv3.net/software/clients.
+
+[[irc_ircv3_account_notify]]
+===== account-notify
+
+Specification: https://ircv3.net/specs/extensions/account-notify
+
+This capability allows the server to send messages when users identify or
+unidentify on the server. +
+WeeChat displays such messages if the option
+<<option_irc.look.display_account_message,irc.look.display_account_message>>
+is enabled (default value).
+
+Examples:
+
+....
+-- alice wurde identifiziert als Alice01
+
+-- alice hat sich nicht identifiziert
+....
+
+[[irc_ircv3_account_tag]]
+===== account-tag
+
+Specification: https://ircv3.net/specs/extensions/account-tag
+
+This capability allows the server to send account as message tag to commands
+sent to the client. +
+WeeChat parses this tag and saves it in the message, but it is not used or
+displayed. It can be used in <<command_filter,/filter>> command to filter
+messages matching specific accounts.
+
+Example of raw IRC message received:
+
+....
+@account=Alice01 :user@example.com PRIVMSG #test :Hello!
+....
+
+Message displayed in channel:
+
+....
+<alice> Hello!
+....
+
+Message with tags:
+
+....
+<alice> Hello! [irc_privmsg,irc_tag_account_Alice01,notify_message,prefix_nick_lightcyan,nick_alice,host_user@example.com,log1]
+....
+
+[[irc_ircv3_away_notify]]
+===== away-notify
+
+Specification: https://ircv3.net/specs/extensions/away-notify
+
+This capability allows the server to send away notifications for users present
+on the same channels as you.
+
+When the away status is changed for a user (away or back), this is reflected
+with a specific color in the nicklist, using the following options:
+
+* <<option_irc.server_default.away_check,irc.server_default.away_check>>
+* <<option_irc.server_default.away_check_max_nicks,irc.server_default.away_check_max_nicks>>
+* <<option_weechat.look.item_away_message,weechat.look.item_away_message>>
+
+[[irc_ircv3_cap_notify]]
+===== cap-notify
+
+Specification: https://ircv3.net/specs/extensions/capability-negotiation#the-cap-new-subcommand
+
+This capability allows the server to advertise on new or removed capabilities
+on the server (via `CAP NEW` and `CAP DEL` commands).
+
+Examples:
+
+....
+-- irc: Clientfähigkeit, nicht verfügbar: sasl
+
+-- irc: Clientfähigkeit, entfernt: sasl
+....
+
+[[irc_ircv3_chghost]]
+===== chghost
+
+Specification: https://ircv3.net/specs/extensions/chghost
+
+This capability allows the server to send messages when users change name or host. +
+When the option <<option_irc.look.smart_filter_chghost,irc.look.smart_filter_chghost>>
+is enabled (default value), the host changes are automatically hidden if the nick
+has not spoken for several minutes. +
+The color of the change host message is controlled by the option
+<<option_irc.color.message_chghost,irc.color.message_chghost>>.
+
+Example:
+
+....
+-- alice (user@example.com) hat den Host nach test.com geändert
+....
+
+[[irc_ircv3_extended_join]]
+===== extended-join
+
+Specification: https://ircv3.net/specs/extensions/extended-join
+
+This capability allows the server to send account and real name when users
+join channels. +
+WeeChat displays this additional information in join messages if the option
+<<option_irc.look.display_extended_join,irc.look.display_extended_join>>
+is enabled (default value).
+
+Example:
+
+....
+--> john [John01] (John Doe) (~user@example.com) hat den Kanal #test betreten
+....
+
+[[irc_ircv3_invite_notify]]
+===== invite-notify
+
+Specification: https://ircv3.net/specs/extensions/invite-notify
+
+This capability allows the server to send invite messages when users are
+invited to channels.
+
+Example:
+
+....
+-- alice hat bob in den Kanal #test eingeladen
+....
+
+[[irc_ircv3_message_tags]]
+===== message-tags
+
+Specification: https://ircv3.net/specs/extensions/message-tags
+
+This capability allows to add metadata in messages. +
+These tags can be displayed using the command `/debug tags`.
+
+It must be enabled to use <<typing_notifications,typing notifications>>.
+
+[[irc_ircv3_monitor]]
+===== monitor
+
+Specification: https://ircv3.net/specs/extensions/monitor
+
+This capability allows the server to send notifications when clients become
+online/offline. +
+WeeChat automatically uses this extension if available when using the
+<<command_irc_notify,/notify>> command.
+
+[[irc_ircv3_multi_prefix]]
+===== multi-prefix
+
+Specification: https://ircv3.net/specs/extensions/multi-prefix
+
+This capability allows the server to send all user modes at once in
+<<command_irc_names,/names>> and <<command_irc_whois,/whois>> responses. +
+
+////
+Example: output of `/names`:
+
+....
+-- Nicks #test: [@%+alice bob +carol]
+....
+////
+
+[NOTE]
+For now, WeeChat doesn't display all prefixes in the `/names` output, even if
+they are received and properly saved internally.
+
+Example: output of `/whois alice`:
+
+....
+-- [alice] @%+#test
+....
+
+[[irc_ircv3_sasl]]
+===== SASL
+
+Specification: https://ircv3.net/specs/extensions/sasl-3.2
+
+See the dedicated chapter <<irc_sasl_authentication,SASL authentication>>.
+
+[[irc_ircv3_server_time]]
+===== server-time
+
+Specification: https://ircv3.net/specs/extensions/server-time
+
+This capability allows the server to send time for messages as message tag. +
+When the time is received in a message, WeeChat uses it to display the message
+(it can then be displayed with a past date).
+
+The <<relay_irc_proxy,IRC proxy>> in Relay plugin supports this capability,
+so any IRC client of Relay should enable it to display the real message time
+in the backlog sent upon connection.
+
+[[irc_ircv3_setname]]
+===== setname
+
+Specification: https://ircv3.net/specs/extensions/setname
+
+This capability lets you change your real name by using the
+<<command_irc_setname,/setname>> command.
+
+[[irc_ircv3_typing]]
+===== typing
+
+Specification: https://ircv3.net/specs/client-tags/typing
+
+See the dedicated chapter <<typing_notifications,Typing notifications>>.
+
+[[irc_ircv3_userhost_in_names]]
+===== userhost-in-names
+
+Specification: https://ircv3.net/specs/extensions/userhost-in-names
+
+This capability allows the server to send hostnames in <<command_irc_names,/names>>
+responses.
+
+[NOTE]
+WeeChat doesn't display hostnames in the `/names` output.
+
+Example of raw IRC messages received without the capability:
+
+....
+:irc.server 353 alice = #test :@alice bob +carol
+....
+
+Example of raw IRC messages received with the capability:
+
+....
+:irc.server 353 alice = #test :@alice!user1@host1 bob!user2@host2 +carol!user3@host3
+....
+
+[[irc_ircv3_whox]]
+===== WHOX
+
+Specification: https://ircv3.net/specs/extensions/whox
+
+This capability lets you request additional fields in the WHO response
+(via the <<command_irc_who,/who>> command). +
+WeeChat displays all additional information received in the WHO output.
+
 [[irc_sasl_authentication]]
 ==== SASL Authentifizierung
 
@@ -3921,7 +4192,7 @@ die "message-tags"-Fähigkeit aktiviert ist (dies kann mit folgendenen Befehl,
 wie folgt überprüfen werden <<command_irc_cap,/cap>>). +
 
 Unter der Haube wird die Eingabe des Client-Tags gemäß dieser Spezifikation verwendet:
-https://ircv3.net/specs/client-tags/typing.html.
+https://ircv3.net/specs/client-tags/typing.
 
 [[typing_activation]]
 === Aktivierung
diff --git a/doc/en/weechat_user.en.adoc b/doc/en/weechat_user.en.adoc
index 277852542..16f41d47d 100644
--- a/doc/en/weechat_user.en.adoc
+++ b/doc/en/weechat_user.en.adoc
@@ -3321,6 +3321,276 @@ which can also be for example `~/.weechat`.
 
 For more information, look at https://www.oftc.net/NickServ/CertFP/
 
+[[irc_ircv3_support]]
+==== IRCv3 support
+
+WeeChat supports the following https://ircv3.net/irc/[IRCv3 extensions]:
+
+* <<irc_ircv3_account_notify,account-notify>>
+* <<irc_ircv3_account_tag,account-tag>>
+* <<irc_ircv3_away_notify,away-notify>>
+* <<irc_ircv3_cap_notify,cap-notify>>
+* <<irc_ircv3_chghost,chghost>>
+* <<irc_ircv3_extended_join,extended-join>>
+* <<irc_ircv3_invite_notify,invite-notify>>
+* <<irc_ircv3_message_tags,message-tags>>
+* <<irc_ircv3_monitor,monitor>>
+* <<irc_ircv3_multi_prefix,multi-prefix>>
+* <<irc_ircv3_sasl,SASL v3.2>>
+* <<irc_ircv3_server_time,server-time>>
+* <<irc_ircv3_setname,setname>>
+* <<irc_ircv3_typing,typing>>
+* <<irc_ircv3_userhost_in_names,userhost-in-names>>
+* <<irc_ircv3_whox,WHOX>>
+
+By default all capabilities supported by the server and WeeChat are
+automatically enabled
+(see option <<option_irc.server_default.capabilities,irc.server_default.capabilities>>).
+
+Tables with comparison of different IRC clients, including WeeChat, are available
+on this page: https://ircv3.net/software/clients.
+
+[[irc_ircv3_account_notify]]
+===== account-notify
+
+Specification: https://ircv3.net/specs/extensions/account-notify
+
+This capability allows the server to send messages when users identify or
+unidentify on the server. +
+WeeChat displays such messages if the option
+<<option_irc.look.display_account_message,irc.look.display_account_message>>
+is enabled (default value).
+
+Examples:
+
+....
+-- alice has identified as Alice01
+
+-- alice has unidentified
+....
+
+[[irc_ircv3_account_tag]]
+===== account-tag
+
+Specification: https://ircv3.net/specs/extensions/account-tag
+
+This capability allows the server to send account as message tag to commands
+sent to the client. +
+WeeChat parses this tag and saves it in the message, but it is not used or
+displayed. It can be used in <<command_filter,/filter>> command to filter
+messages matching specific accounts.
+
+Example of raw IRC message received:
+
+....
+@account=Alice01 :user@example.com PRIVMSG #test :Hello!
+....
+
+Message displayed in channel:
+
+....
+<alice> Hello!
+....
+
+Message with tags:
+
+....
+<alice> Hello! [irc_privmsg,irc_tag_account_Alice01,notify_message,prefix_nick_lightcyan,nick_alice,host_user@example.com,log1]
+....
+
+[[irc_ircv3_away_notify]]
+===== away-notify
+
+Specification: https://ircv3.net/specs/extensions/away-notify
+
+This capability allows the server to send away notifications for users present
+on the same channels as you.
+
+When the away status is changed for a user (away or back), this is reflected
+with a specific color in the nicklist, using the following options:
+
+* <<option_irc.server_default.away_check,irc.server_default.away_check>>
+* <<option_irc.server_default.away_check_max_nicks,irc.server_default.away_check_max_nicks>>
+* <<option_weechat.look.item_away_message,weechat.look.item_away_message>>
+
+[[irc_ircv3_cap_notify]]
+===== cap-notify
+
+Specification: https://ircv3.net/specs/extensions/capability-negotiation#the-cap-new-subcommand
+
+This capability allows the server to advertise on new or removed capabilities
+on the server (via `CAP NEW` and `CAP DEL` commands).
+
+Examples:
+
+....
+-- irc: client capability, now available: sasl
+
+-- irc: client capability, removed: sasl
+....
+
+[[irc_ircv3_chghost]]
+===== chghost
+
+Specification: https://ircv3.net/specs/extensions/chghost
+
+This capability allows the server to send messages when users change name or host. +
+When the option <<option_irc.look.smart_filter_chghost,irc.look.smart_filter_chghost>>
+is enabled (default value), the host changes are automatically hidden if the nick
+has not spoken for several minutes. +
+The color of the change host message is controlled by the option
+<<option_irc.color.message_chghost,irc.color.message_chghost>>.
+
+Example:
+
+....
+-- alice (user@example.com) has changed host to test.com
+....
+
+[[irc_ircv3_extended_join]]
+===== extended-join
+
+Specification: https://ircv3.net/specs/extensions/extended-join
+
+This capability allows the server to send account and real name when users
+join channels. +
+WeeChat displays this additional information in join messages if the option
+<<option_irc.look.display_extended_join,irc.look.display_extended_join>>
+is enabled (default value).
+
+Example:
+
+....
+--> john [John01] (John Doe) (~user@example.com) has joined #test
+....
+
+[[irc_ircv3_invite_notify]]
+===== invite-notify
+
+Specification: https://ircv3.net/specs/extensions/invite-notify
+
+This capability allows the server to send invite messages when users are
+invited to channels.
+
+Example:
+
+....
+-- alice has invited bob to #test
+....
+
+[[irc_ircv3_message_tags]]
+===== message-tags
+
+Specification: https://ircv3.net/specs/extensions/message-tags
+
+This capability allows to add metadata in messages. +
+These tags can be displayed using the command `/debug tags`.
+
+It must be enabled to use <<typing_notifications,typing notifications>>.
+
+[[irc_ircv3_monitor]]
+===== monitor
+
+Specification: https://ircv3.net/specs/extensions/monitor
+
+This capability allows the server to send notifications when clients become
+online/offline. +
+WeeChat automatically uses this extension if available when using the
+<<command_irc_notify,/notify>> command.
+
+[[irc_ircv3_multi_prefix]]
+===== multi-prefix
+
+Specification: https://ircv3.net/specs/extensions/multi-prefix
+
+This capability allows the server to send all user modes at once in
+<<command_irc_names,/names>> and <<command_irc_whois,/whois>> responses. +
+
+////
+Example: output of `/names`:
+
+....
+-- Nicks #test: [@%+alice bob +carol]
+....
+////
+
+[NOTE]
+For now, WeeChat doesn't display all prefixes in the `/names` output, even if
+they are received and properly saved internally.
+
+Example: output of `/whois alice`:
+
+....
+-- [alice] @%+#test
+....
+
+[[irc_ircv3_sasl]]
+===== SASL
+
+Specification: https://ircv3.net/specs/extensions/sasl-3.2
+
+See the dedicated chapter <<irc_sasl_authentication,SASL authentication>>.
+
+[[irc_ircv3_server_time]]
+===== server-time
+
+Specification: https://ircv3.net/specs/extensions/server-time
+
+This capability allows the server to send time for messages as message tag. +
+When the time is received in a message, WeeChat uses it to display the message
+(it can then be displayed with a past date).
+
+The <<relay_irc_proxy,IRC proxy>> in Relay plugin supports this capability,
+so any IRC client of Relay should enable it to display the real message time
+in the backlog sent upon connection.
+
+[[irc_ircv3_setname]]
+===== setname
+
+Specification: https://ircv3.net/specs/extensions/setname
+
+This capability lets you change your real name by using the
+<<command_irc_setname,/setname>> command.
+
+[[irc_ircv3_typing]]
+===== typing
+
+Specification: https://ircv3.net/specs/client-tags/typing
+
+See the dedicated chapter <<typing_notifications,Typing notifications>>.
+
+[[irc_ircv3_userhost_in_names]]
+===== userhost-in-names
+
+Specification: https://ircv3.net/specs/extensions/userhost-in-names
+
+This capability allows the server to send hostnames in <<command_irc_names,/names>>
+responses.
+
+[NOTE]
+WeeChat doesn't display hostnames in the `/names` output.
+
+Example of raw IRC messages received without the capability:
+
+....
+:irc.server 353 alice = #test :@alice bob +carol
+....
+
+Example of raw IRC messages received with the capability:
+
+....
+:irc.server 353 alice = #test :@alice!user1@host1 bob!user2@host2 +carol!user3@host3
+....
+
+[[irc_ircv3_whox]]
+===== WHOX
+
+Specification: https://ircv3.net/specs/extensions/whox
+
+This capability lets you request additional fields in the WHO response
+(via the <<command_irc_who,/who>> command). +
+WeeChat displays all additional information received in the WHO output.
+
 [[irc_sasl_authentication]]
 ==== SASL authentication
 
@@ -3838,7 +4108,7 @@ show a list of users currently typing a message on the buffer.
 It is used by IRC plugin on channel and private buffers, when the "message-tags"
 capability is enabled (you can check with <<command_irc_cap,/cap>> command). +
 Under the hood, typing client tag is used, following this specification:
-https://ircv3.net/specs/client-tags/typing.html.
+https://ircv3.net/specs/client-tags/typing.
 
 [[typing_activation]]
 === Activation
diff --git a/doc/fr/weechat_user.fr.adoc b/doc/fr/weechat_user.fr.adoc
index 3352c0442..5d72e2b09 100644
--- a/doc/fr/weechat_user.fr.adoc
+++ b/doc/fr/weechat_user.fr.adoc
@@ -3431,6 +3431,280 @@ config WeeChat qui peut aussi être par exemple `~/.weechat`.
 
 Pour plus d'informations, consulter https://www.oftc.net/NickServ/CertFP/
 
+[[irc_ircv3_support]]
+==== Support IRCv3
+
+WeeChat supporte les https://ircv3.net/irc/[extensions IRCv3] suivantes :
+
+* <<irc_ircv3_account_notify,account-notify>>
+* <<irc_ircv3_account_tag,account-tag>>
+* <<irc_ircv3_away_notify,away-notify>>
+* <<irc_ircv3_cap_notify,cap-notify>>
+* <<irc_ircv3_chghost,chghost>>
+* <<irc_ircv3_extended_join,extended-join>>
+* <<irc_ircv3_invite_notify,invite-notify>>
+* <<irc_ircv3_message_tags,message-tags>>
+* <<irc_ircv3_monitor,monitor>>
+* <<irc_ircv3_multi_prefix,multi-prefix>>
+* <<irc_ircv3_sasl,SASL v3.2>>
+* <<irc_ircv3_server_time,server-time>>
+* <<irc_ircv3_setname,setname>>
+* <<irc_ircv3_typing,typing>>
+* <<irc_ircv3_userhost_in_names,userhost-in-names>>
+* <<irc_ircv3_whox,WHOX>>
+
+Par défaut toutes les capacités supportées par le serveur et WeeChat sont
+automatiquement activées (voir l'option
+<<option_irc.server_default.capabilities,irc.server_default.capabilities>>).
+
+Des tableaux avec une comparaison des différents clients IRC, incluant WeeChat,
+sont disponibles sur cette page : https://ircv3.net/software/clients.
+
+[[irc_ircv3_account_notify]]
+===== account-notify
+
+Spécification : https://ircv3.net/specs/extensions/account-notify
+
+Cette capacité autorise le serveur à envoyer des messages lorsque les utilisateurs
+s'identifient ou perdent l'identification sur le serveur. +
+WeeChat affiche ces messages si l'option
+<<option_irc.look.display_account_message,irc.look.display_account_message>>
+est activée (valeur par défaut).
+
+Exemples :
+
+....
+-- alice s'est identifié en tant que Alice01
+
+-- alice n'est plus identifié
+....
+
+[[irc_ircv3_account_tag]]
+===== account-tag
+
+Spécification : https://ircv3.net/specs/extensions/account-tag
+
+Cette capacité autorise le serveur à envoyer le compte comme étiquette de message
+dans les commandes envoyées au client. +
+WeeChat extrait cette étiquette et la sauve dans le message, mais elle n'est pas
+utilisée ni affichée. Elle peut être utilisée dans la commande <<command_filter,/filter>>
+pour filtrer les messages correspondants à des comptes spécifiques.
+
+Exemple de message IRC brut reçu :
+
+....
+@account=Alice01 :user@example.com PRIVMSG #test :Bonjour !
+....
+
+Message affiché dans le canal :
+
+....
+<alice> Bonjour !
+....
+
+Message avec les étiquettes :
+
+....
+<alice> Bonjour ! [irc_privmsg,irc_tag_account_Alice01,notify_message,prefix_nick_lightcyan,nick_alice,host_user@example.com,log1]
+....
+
+[[irc_ircv3_away_notify]]
+===== away-notify
+
+Spécification : https://ircv3.net/specs/extensions/away-notify
+
+Cette capacité autorise le serveur à envoyer des notifications d'absence pour
+les utilisateurs qui sont sur les mêmes canaux que vous.
+
+Lorsque le statut d'absence est changé pour un utilisateur (absent ou de retour),
+cela est reflété avec une couleur spécifique dans la liste des pseudos, en utilisant
+les options suivantes :
+
+* <<option_irc.server_default.away_check,irc.server_default.away_check>>
+* <<option_irc.server_default.away_check_max_nicks,irc.server_default.away_check_max_nicks>>
+* <<option_weechat.look.item_away_message,weechat.look.item_away_message>>
+
+[[irc_ircv3_cap_notify]]
+===== cap-notify
+
+Spécification : https://ircv3.net/specs/extensions/capability-negotiation#the-cap-new-subcommand
+
+Cette capacité autorise le serveur à avertir des nouvelles capacités ou celles
+supprimées sur le serveur (via les commandes `CAP NEW` et `CAP DEL`).
+
+Exemples :
+
+....
+-- irc : client capability, maintenant disponible : sasl
+
+-- irc : client capability, supprimé : sasl
+....
+
+[[irc_ircv3_chghost]]
+===== chghost
+
+Spécification : https://ircv3.net/specs/extensions/chghost
+
+Cette capacité autorise le serveur à envoyer des messages lorsque les utilisateurs
+changent de nom ou d'hôte. +
+Lorsque l'option <<option_irc.look.smart_filter_chghost,irc.look.smart_filter_chghost>>
+est activée (valeur par défaut), les changements d'hôtes sont automatiquement
+masqués si le pseudo n'a pas parlé pendant plusieurs minutes. +
+La couleur du message de changement d'hôte est contrôlée par l'option
+<<option_irc.color.message_chghost,irc.color.message_chghost>>.
+
+Exemple :
+
+....
+-- alice (user@example.com) a changé d'hôte pour test.com
+....
+
+[[irc_ircv3_extended_join]]
+===== extended-join
+
+Spécification : https://ircv3.net/specs/extensions/extended-join
+
+Cette capacité autorise le serveur à envoyer le compte et nom réel lorsque les
+utilisateurs rejoignent les canaux. +
+WeeChat affiche les informations additionnelles dans les messages de "join"
+si l'option
+<<option_irc.look.display_extended_join,irc.look.display_extended_join>>
+est activée (valeur par défaut).
+
+Exemple :
+
+....
+--> john [John01] (John Doe) (~user@example.com) a rejoint #test
+....
+
+[[irc_ircv3_invite_notify]]
+===== invite-notify
+
+Spécification : https://ircv3.net/specs/extensions/invite-notify
+
+Cette capacité autorise le serveur à envoyer des messages d'invitation lorsque
+les utilisateurs sont invités sur des canaux.
+
+Exemple :
+
+....
+-- alice a invité bob sur #test
+....
+
+[[irc_ircv3_message_tags]]
+===== message-tags
+
+Spécification : https://ircv3.net/specs/extensions/message-tags
+
+Cette capacité autorise l'envoi de méta-données dans les messages. +
+Ces étiquettes peuvent être affichées avec la commande `/debug tags`.
+
+Elle doit être activer pour utiliser les <<typing_notifications,notifications de saisie>>.
+
+[[irc_ircv3_monitor]]
+===== monitor
+
+Spécification : https://ircv3.net/specs/extensions/monitor
+
+Cette capacité autorise le serveur à envoyer des notifications lorsque les clients
+se connectent ou se déconnectent. +
+WeeChat utilise automatiquement cette extension si disponible lorsque la commande
+<<command_irc_notify,/notify>> est utilisée.
+
+[[irc_ircv3_multi_prefix]]
+===== multi-prefix
+
+Spécification : https://ircv3.net/specs/extensions/multi-prefix
+
+Cette capacité autorise le serveur à envoyer tous les modes utilisateur d'un coup
+dans les réponses à <<command_irc_names,/names>> et <<command_irc_whois,/whois>>. +
+
+////
+Exemple : sortie de `/names` :
+
+....
+-- Pseudos #test : [@%+alice bob +carol]
+....
+////
+
+[NOTE]
+Pour l'instant, WeeChat n'affiche pas les préfixes dans la sortie de `/names`,
+même s'ils sont reçus et correctement sauvegardés en interne.
+
+Exemple : sortie de `/whois alice` :
+
+....
+-- [alice] @%+#test
+....
+
+[[irc_ircv3_sasl]]
+===== SASL
+
+Spécification : https://ircv3.net/specs/extensions/sasl-3.2
+
+Voir le chapitre dédié <<irc_sasl_authentication,Authentification avec SASL>>.
+
+[[irc_ircv3_server_time]]
+===== server-time
+
+Spécification : https://ircv3.net/specs/extensions/server-time
+
+Cette capacité autorise le serveur à envoyer l'heure pour les messages sous forme
+d'étiquette de message. +
+Lorsque l'heure est reçue dans un message, WeeChat l'utilise pour afficher le message
+(qui peut alors avoir une date dans le passé).
+
+Le <<relay_irc_proxy,proxy IRC>> dans l'extension Relay supporte cette capacité,
+donc tout client IRC de Relay devrait l'activer pour afficher l'heure réelle
+des messages dans l'historique des messages envoyés à la connexion.
+
+[[irc_ircv3_setname]]
+===== setname
+
+Spécification : https://ircv3.net/specs/extensions/setname
+
+Cette capacité vous permet de changer votre nom réel en utilisant la commande
+<<command_irc_setname,/setname>>.
+
+[[irc_ircv3_typing]]
+===== typing
+
+Spécification : https://ircv3.net/specs/client-tags/typing
+
+Voir le chapitre dédié <<typing_notifications,Notifications de saisie>>.
+
+[[irc_ircv3_userhost_in_names]]
+===== userhost-in-names
+
+Spécification : https://ircv3.net/specs/extensions/userhost-in-names
+
+Cette capacité autorise le serveur à envoyer les noms d'hôtes dans les réponses à
+<<command_irc_names,/names>>.
+
+[NOTE]
+WeeChat n'affiche pas les noms d'hôtes dans la sortie de `/names`.
+
+Exemple de message IRC brut reçu sans la capacité :
+
+....
+:irc.server 353 alice = #test :@alice bob +carol
+....
+
+Exemple de message IRC brut reçu avec la capacité :
+
+....
+:irc.server 353 alice = #test :@alice!user1@host1 bob!user2@host2 +carol!user3@host3
+....
+
+[[irc_ircv3_whox]]
+===== WHOX
+
+Spécification : https://ircv3.net/specs/extensions/whox
+
+Cette capacité vous permet de demander des champs additionnels dans la réponse
+WHO (via la commande <<command_irc_who,/who>>). +
+WeeChat affiche ces informations additionnelles reçus dans la sortie de WHO.
+
 [[irc_sasl_authentication]]
 ==== Authentification avec SASL
 
@@ -3962,7 +4236,7 @@ Elle est utilisée par l'extension IRC sur les tampons de canaux et privés,
 lorsque la capacité "message-tags" est activée (vous pouvez vérifier avec la
 commande <<command_irc_cap,/cap>>). +
 Sous le capot, l'étiquette client typing est utilisée, en suivant cette
-spécification : https://ircv3.net/specs/client-tags/typing.html.
+spécification : https://ircv3.net/specs/client-tags/typing.
 
 [[typing_activation]]
 === Activation
@@ -4134,7 +4408,7 @@ commande :
 ----
 
 [[relay_irc_proxy]]
-=== IRC proxy
+=== Proxy IRC
 
 L'extension Relay peut agir comme un proxy IRC : elle simulera un serveur IRC,
 et vous pourrez vous connecter sur WeeChat avec n'importe quel autre client IRC
diff --git a/doc/it/weechat_user.it.adoc b/doc/it/weechat_user.it.adoc
index 3ea052c1d..402bc84ab 100644
--- a/doc/it/weechat_user.it.adoc
+++ b/doc/it/weechat_user.it.adoc
@@ -3590,6 +3590,277 @@ which can also be for example `~/.weechat`.
 
 Per maggiori informazioni consultare https://www.oftc.net/NickServ/CertFP/
 
+// TRANSLATION MISSING
+[[irc_ircv3_support]]
+==== IRCv3 support
+
+WeeChat supports the following https://ircv3.net/irc/[IRCv3 extensions]:
+
+* <<irc_ircv3_account_notify,account-notify>>
+* <<irc_ircv3_account_tag,account-tag>>
+* <<irc_ircv3_away_notify,away-notify>>
+* <<irc_ircv3_cap_notify,cap-notify>>
+* <<irc_ircv3_chghost,chghost>>
+* <<irc_ircv3_extended_join,extended-join>>
+* <<irc_ircv3_invite_notify,invite-notify>>
+* <<irc_ircv3_message_tags,message-tags>>
+* <<irc_ircv3_monitor,monitor>>
+* <<irc_ircv3_multi_prefix,multi-prefix>>
+* <<irc_ircv3_sasl,SASL v3.2>>
+* <<irc_ircv3_server_time,server-time>>
+* <<irc_ircv3_setname,setname>>
+* <<irc_ircv3_typing,typing>>
+* <<irc_ircv3_userhost_in_names,userhost-in-names>>
+* <<irc_ircv3_whox,WHOX>>
+
+By default all capabilities supported by the server and WeeChat are
+automatically enabled
+(see option <<option_irc.server_default.capabilities,irc.server_default.capabilities>>).
+
+Tables with comparison of different IRC clients, including WeeChat, are available
+on this page: https://ircv3.net/software/clients.
+
+[[irc_ircv3_account_notify]]
+===== account-notify
+
+Specification: https://ircv3.net/specs/extensions/account-notify
+
+This capability allows the server to send messages when users identify or
+unidentify on the server. +
+WeeChat displays such messages if the option
+<<option_irc.look.display_account_message,irc.look.display_account_message>>
+is enabled (default value).
+
+Examples:
+
+....
+-- alice has identified as Alice01
+
+-- alice has unidentified
+....
+
+[[irc_ircv3_account_tag]]
+===== account-tag
+
+Specification: https://ircv3.net/specs/extensions/account-tag
+
+This capability allows the server to send account as message tag to commands
+sent to the client. +
+WeeChat parses this tag and saves it in the message, but it is not used or
+displayed. It can be used in <<command_filter,/filter>> command to filter
+messages matching specific accounts.
+
+Example of raw IRC message received:
+
+....
+@account=Alice01 :user@example.com PRIVMSG #test :Hello!
+....
+
+Message displayed in channel:
+
+....
+<alice> Hello!
+....
+
+Message with tags:
+
+....
+<alice> Hello! [irc_privmsg,irc_tag_account_Alice01,notify_message,prefix_nick_lightcyan,nick_alice,host_user@example.com,log1]
+....
+
+[[irc_ircv3_away_notify]]
+===== away-notify
+
+Specification: https://ircv3.net/specs/extensions/away-notify
+
+This capability allows the server to send away notifications for users present
+on the same channels as you.
+
+When the away status is changed for a user (away or back), this is reflected
+with a specific color in the nicklist, using the following options:
+
+* <<option_irc.server_default.away_check,irc.server_default.away_check>>
+* <<option_irc.server_default.away_check_max_nicks,irc.server_default.away_check_max_nicks>>
+* <<option_weechat.look.item_away_message,weechat.look.item_away_message>>
+
+[[irc_ircv3_cap_notify]]
+===== cap-notify
+
+Specification: https://ircv3.net/specs/extensions/capability-negotiation#the-cap-new-subcommand
+
+This capability allows the server to advertise on new or removed capabilities
+on the server (via `CAP NEW` and `CAP DEL` commands).
+
+Examples:
+
+....
+-- irc: client capability, now available: sasl
+
+-- irc: client capability, removed: sasl
+....
+
+[[irc_ircv3_chghost]]
+===== chghost
+
+Specification: https://ircv3.net/specs/extensions/chghost
+
+This capability allows the server to send messages when users change name or host. +
+When the option <<option_irc.look.smart_filter_chghost,irc.look.smart_filter_chghost>>
+is enabled (default value), the host changes are automatically hidden if the nick
+has not spoken for several minutes. +
+The color of the change host message is controlled by the option
+<<option_irc.color.message_chghost,irc.color.message_chghost>>.
+
+Example:
+
+....
+-- alice (user@example.com) has changed host to test.com
+....
+
+[[irc_ircv3_extended_join]]
+===== extended-join
+
+Specification: https://ircv3.net/specs/extensions/extended-join
+
+This capability allows the server to send account and real name when users
+join channels. +
+WeeChat displays this additional information in join messages if the option
+<<option_irc.look.display_extended_join,irc.look.display_extended_join>>
+is enabled (default value).
+
+Example:
+
+....
+--> john [John01] (John Doe) (~user@example.com) has joined #test
+....
+
+[[irc_ircv3_invite_notify]]
+===== invite-notify
+
+Specification: https://ircv3.net/specs/extensions/invite-notify
+
+This capability allows the server to send invite messages when users are
+invited to channels.
+
+Example:
+
+....
+-- alice ha invitato bob in #test
+....
+
+[[irc_ircv3_message_tags]]
+===== message-tags
+
+Specification: https://ircv3.net/specs/extensions/message-tags
+
+This capability allows to add metadata in messages. +
+These tags can be displayed using the command `/debug tags`.
+
+It must be enabled to use <<typing_notifications,typing notifications>>.
+
+[[irc_ircv3_monitor]]
+===== monitor
+
+Specification: https://ircv3.net/specs/extensions/monitor
+
+This capability allows the server to send notifications when clients become
+online/offline. +
+WeeChat automatically uses this extension if available when using the
+<<command_irc_notify,/notify>> command.
+
+[[irc_ircv3_multi_prefix]]
+===== multi-prefix
+
+Specification: https://ircv3.net/specs/extensions/multi-prefix
+
+This capability allows the server to send all user modes at once in
+<<command_irc_names,/names>> and <<command_irc_whois,/whois>> responses. +
+
+////
+Example: output of `/names`:
+
+....
+-- Nick #test: [@%+alice bob +carol]
+....
+////
+
+[NOTE]
+For now, WeeChat doesn't display all prefixes in the `/names` output, even if
+they are received and properly saved internally.
+
+Example: output of `/whois alice`:
+
+....
+-- [alice] @%+#test
+....
+
+[[irc_ircv3_sasl]]
+===== SASL
+
+Specification: https://ircv3.net/specs/extensions/sasl-3.2
+
+See the dedicated chapter <<irc_sasl_authentication,SASL authentication>>.
+
+[[irc_ircv3_server_time]]
+===== server-time
+
+Specification: https://ircv3.net/specs/extensions/server-time
+
+This capability allows the server to send time for messages as message tag. +
+When the time is received in a message, WeeChat uses it to display the message
+(it can then be displayed with a past date).
+
+The <<relay_irc_proxy,IRC proxy>> in Relay plugin supports this capability,
+so any IRC client of Relay should enable it to display the real message time
+in the backlog sent upon connection.
+
+[[irc_ircv3_setname]]
+===== setname
+
+Specification: https://ircv3.net/specs/extensions/setname
+
+This capability lets you change your real name by using the
+<<command_irc_setname,/setname>> command.
+
+[[irc_ircv3_typing]]
+===== typing
+
+Specification: https://ircv3.net/specs/client-tags/typing
+
+See the dedicated chapter <<typing_notifications,Typing notifications>>.
+
+[[irc_ircv3_userhost_in_names]]
+===== userhost-in-names
+
+Specification: https://ircv3.net/specs/extensions/userhost-in-names
+
+This capability allows the server to send hostnames in <<command_irc_names,/names>>
+responses.
+
+[NOTE]
+WeeChat doesn't display hostnames in the `/names` output.
+
+Example of raw IRC messages received without the capability:
+
+....
+:irc.server 353 alice = #test :@alice bob +carol
+....
+
+Example of raw IRC messages received with the capability:
+
+....
+:irc.server 353 alice = #test :@alice!user1@host1 bob!user2@host2 +carol!user3@host3
+....
+
+[[irc_ircv3_whox]]
+===== WHOX
+
+Specification: https://ircv3.net/specs/extensions/whox
+
+This capability lets you request additional fields in the WHO response
+(via the <<command_irc_who,/who>> command). +
+WeeChat displays all additional information received in the WHO output.
+
 [[irc_sasl_authentication]]
 ==== Autenticazione SASL
 
@@ -4148,7 +4419,7 @@ show a list of users currently typing a message on the buffer.
 It is used by IRC plugin on channel and private buffers, when the "message-tags"
 capability is enabled (you can check with <<command_irc_cap,/cap>> command). +
 Under the hood, typing client tag is used, following this specification:
-https://ircv3.net/specs/client-tags/typing.html.
+https://ircv3.net/specs/client-tags/typing.
 
 [[typing_activation]]
 === Activation
diff --git a/doc/ja/weechat_user.ja.adoc b/doc/ja/weechat_user.ja.adoc
index cdbc36132..bc8b73027 100644
--- a/doc/ja/weechat_user.ja.adoc
+++ b/doc/ja/weechat_user.ja.adoc
@@ -3449,6 +3449,277 @@ which can also be for example `~/.weechat`.
 
 より詳しい情報は https://www.oftc.net/NickServ/CertFP/ を確認してください。
 
+// TRANSLATION MISSING
+[[irc_ircv3_support]]
+==== IRCv3 support
+
+WeeChat supports the following https://ircv3.net/irc/[IRCv3 extensions]:
+
+* <<irc_ircv3_account_notify,account-notify>>
+* <<irc_ircv3_account_tag,account-tag>>
+* <<irc_ircv3_away_notify,away-notify>>
+* <<irc_ircv3_cap_notify,cap-notify>>
+* <<irc_ircv3_chghost,chghost>>
+* <<irc_ircv3_extended_join,extended-join>>
+* <<irc_ircv3_invite_notify,invite-notify>>
+* <<irc_ircv3_message_tags,message-tags>>
+* <<irc_ircv3_monitor,monitor>>
+* <<irc_ircv3_multi_prefix,multi-prefix>>
+* <<irc_ircv3_sasl,SASL v3.2>>
+* <<irc_ircv3_server_time,server-time>>
+* <<irc_ircv3_setname,setname>>
+* <<irc_ircv3_typing,typing>>
+* <<irc_ircv3_userhost_in_names,userhost-in-names>>
+* <<irc_ircv3_whox,WHOX>>
+
+By default all capabilities supported by the server and WeeChat are
+automatically enabled
+(see option <<option_irc.server_default.capabilities,irc.server_default.capabilities>>).
+
+Tables with comparison of different IRC clients, including WeeChat, are available
+on this page: https://ircv3.net/software/clients.
+
+[[irc_ircv3_account_notify]]
+===== account-notify
+
+Specification: https://ircv3.net/specs/extensions/account-notify
+
+This capability allows the server to send messages when users identify or
+unidentify on the server. +
+WeeChat displays such messages if the option
+<<option_irc.look.display_account_message,irc.look.display_account_message>>
+is enabled (default value).
+
+Examples:
+
+....
+-- alice has identified as Alice01
+
+-- alice has unidentified
+....
+
+[[irc_ircv3_account_tag]]
+===== account-tag
+
+Specification: https://ircv3.net/specs/extensions/account-tag
+
+This capability allows the server to send account as message tag to commands
+sent to the client. +
+WeeChat parses this tag and saves it in the message, but it is not used or
+displayed. It can be used in <<command_filter,/filter>> command to filter
+messages matching specific accounts.
+
+Example of raw IRC message received:
+
+....
+@account=Alice01 :user@example.com PRIVMSG #test :Hello!
+....
+
+Message displayed in channel:
+
+....
+<alice> Hello!
+....
+
+Message with tags:
+
+....
+<alice> Hello! [irc_privmsg,irc_tag_account_Alice01,notify_message,prefix_nick_lightcyan,nick_alice,host_user@example.com,log1]
+....
+
+[[irc_ircv3_away_notify]]
+===== away-notify
+
+Specification: https://ircv3.net/specs/extensions/away-notify
+
+This capability allows the server to send away notifications for users present
+on the same channels as you.
+
+When the away status is changed for a user (away or back), this is reflected
+with a specific color in the nicklist, using the following options:
+
+* <<option_irc.server_default.away_check,irc.server_default.away_check>>
+* <<option_irc.server_default.away_check_max_nicks,irc.server_default.away_check_max_nicks>>
+* <<option_weechat.look.item_away_message,weechat.look.item_away_message>>
+
+[[irc_ircv3_cap_notify]]
+===== cap-notify
+
+Specification: https://ircv3.net/specs/extensions/capability-negotiation#the-cap-new-subcommand
+
+This capability allows the server to advertise on new or removed capabilities
+on the server (via `CAP NEW` and `CAP DEL` commands).
+
+Examples:
+
+....
+-- irc: クライアントの機能、現在利用可能なもの: sasl
+
+-- irc: クライアントの機能、削除されたもの: sasl
+....
+
+[[irc_ircv3_chghost]]
+===== chghost
+
+Specification: https://ircv3.net/specs/extensions/chghost
+
+This capability allows the server to send messages when users change name or host. +
+When the option <<option_irc.look.smart_filter_chghost,irc.look.smart_filter_chghost>>
+is enabled (default value), the host changes are automatically hidden if the nick
+has not spoken for several minutes. +
+The color of the change host message is controlled by the option
+<<option_irc.color.message_chghost,irc.color.message_chghost>>.
+
+Example:
+
+....
+-- alice (user@example.com) がホストを test.com に変更しました
+....
+
+[[irc_ircv3_extended_join]]
+===== extended-join
+
+Specification: https://ircv3.net/specs/extensions/extended-join
+
+This capability allows the server to send account and real name when users
+join channels. +
+WeeChat displays this additional information in join messages if the option
+<<option_irc.look.display_extended_join,irc.look.display_extended_join>>
+is enabled (default value).
+
+Example:
+
+....
+--> john [John01] (John Doe) (~user@example.com) が #test に参加
+....
+
+[[irc_ircv3_invite_notify]]
+===== invite-notify
+
+Specification: https://ircv3.net/specs/extensions/invite-notify
+
+This capability allows the server to send invite messages when users are
+invited to channels.
+
+Example:
+
+....
+-- alice が bob を #test に招待しました
+....
+
+[[irc_ircv3_message_tags]]
+===== message-tags
+
+Specification: https://ircv3.net/specs/extensions/message-tags
+
+This capability allows to add metadata in messages. +
+These tags can be displayed using the command `/debug tags`.
+
+It must be enabled to use <<typing_notifications,typing notifications>>.
+
+[[irc_ircv3_monitor]]
+===== monitor
+
+Specification: https://ircv3.net/specs/extensions/monitor
+
+This capability allows the server to send notifications when clients become
+online/offline. +
+WeeChat automatically uses this extension if available when using the
+<<command_irc_notify,/notify>> command.
+
+[[irc_ircv3_multi_prefix]]
+===== multi-prefix
+
+Specification: https://ircv3.net/specs/extensions/multi-prefix
+
+This capability allows the server to send all user modes at once in
+<<command_irc_names,/names>> and <<command_irc_whois,/whois>> responses. +
+
+////
+Example: output of `/names`:
+
+....
+-- ニックネーム #test: [@%+alice bob +carol]
+....
+////
+
+[NOTE]
+For now, WeeChat doesn't display all prefixes in the `/names` output, even if
+they are received and properly saved internally.
+
+Example: output of `/whois alice`:
+
+....
+-- [alice] @%+#test
+....
+
+[[irc_ircv3_sasl]]
+===== SASL
+
+Specification: https://ircv3.net/specs/extensions/sasl-3.2
+
+See the dedicated chapter <<irc_sasl_authentication,SASL authentication>>.
+
+[[irc_ircv3_server_time]]
+===== server-time
+
+Specification: https://ircv3.net/specs/extensions/server-time
+
+This capability allows the server to send time for messages as message tag. +
+When the time is received in a message, WeeChat uses it to display the message
+(it can then be displayed with a past date).
+
+The <<relay_irc_proxy,IRC proxy>> in Relay plugin supports this capability,
+so any IRC client of Relay should enable it to display the real message time
+in the backlog sent upon connection.
+
+[[irc_ircv3_setname]]
+===== setname
+
+Specification: https://ircv3.net/specs/extensions/setname
+
+This capability lets you change your real name by using the
+<<command_irc_setname,/setname>> command.
+
+[[irc_ircv3_typing]]
+===== typing
+
+Specification: https://ircv3.net/specs/client-tags/typing
+
+See the dedicated chapter <<typing_notifications,Typing notifications>>.
+
+[[irc_ircv3_userhost_in_names]]
+===== userhost-in-names
+
+Specification: https://ircv3.net/specs/extensions/userhost-in-names
+
+This capability allows the server to send hostnames in <<command_irc_names,/names>>
+responses.
+
+[NOTE]
+WeeChat doesn't display hostnames in the `/names` output.
+
+Example of raw IRC messages received without the capability:
+
+....
+:irc.server 353 alice = #test :@alice bob +carol
+....
+
+Example of raw IRC messages received with the capability:
+
+....
+:irc.server 353 alice = #test :@alice!user1@host1 bob!user2@host2 +carol!user3@host3
+....
+
+[[irc_ircv3_whox]]
+===== WHOX
+
+Specification: https://ircv3.net/specs/extensions/whox
+
+This capability lets you request additional fields in the WHO response
+(via the <<command_irc_who,/who>> command). +
+WeeChat displays all additional information received in the WHO output.
+
 [[irc_sasl_authentication]]
 ==== SASL 認証
 
@@ -3975,7 +4246,7 @@ show a list of users currently typing a message on the buffer.
 It is used by IRC plugin on channel and private buffers, when the "message-tags"
 capability is enabled (you can check with <<command_irc_cap,/cap>> command). +
 Under the hood, typing client tag is used, following this specification:
-https://ircv3.net/specs/client-tags/typing.html.
+https://ircv3.net/specs/client-tags/typing.
 
 [[typing_activation]]
 === Activation
diff --git a/doc/pl/weechat_user.pl.adoc b/doc/pl/weechat_user.pl.adoc
index b38006387..f3e392da8 100644
--- a/doc/pl/weechat_user.pl.adoc
+++ b/doc/pl/weechat_user.pl.adoc
@@ -3357,6 +3357,277 @@ który może być ustawiony na przykład na `~/.weechat`.
 
 Więcej informacji można znaleźć pod adresem: https://www.oftc.net/NickServ/CertFP/
 
+// TRANSLATION MISSING
+[[irc_ircv3_support]]
+==== IRCv3 support
+
+WeeChat supports the following https://ircv3.net/irc/[IRCv3 extensions]:
+
+* <<irc_ircv3_account_notify,account-notify>>
+* <<irc_ircv3_account_tag,account-tag>>
+* <<irc_ircv3_away_notify,away-notify>>
+* <<irc_ircv3_cap_notify,cap-notify>>
+* <<irc_ircv3_chghost,chghost>>
+* <<irc_ircv3_extended_join,extended-join>>
+* <<irc_ircv3_invite_notify,invite-notify>>
+* <<irc_ircv3_message_tags,message-tags>>
+* <<irc_ircv3_monitor,monitor>>
+* <<irc_ircv3_multi_prefix,multi-prefix>>
+* <<irc_ircv3_sasl,SASL v3.2>>
+* <<irc_ircv3_server_time,server-time>>
+* <<irc_ircv3_setname,setname>>
+* <<irc_ircv3_typing,typing>>
+* <<irc_ircv3_userhost_in_names,userhost-in-names>>
+* <<irc_ircv3_whox,WHOX>>
+
+By default all capabilities supported by the server and WeeChat are
+automatically enabled
+(see option <<option_irc.server_default.capabilities,irc.server_default.capabilities>>).
+
+Tables with comparison of different IRC clients, including WeeChat, are available
+on this page: https://ircv3.net/software/clients.
+
+[[irc_ircv3_account_notify]]
+===== account-notify
+
+Specification: https://ircv3.net/specs/extensions/account-notify
+
+This capability allows the server to send messages when users identify or
+unidentify on the server. +
+WeeChat displays such messages if the option
+<<option_irc.look.display_account_message,irc.look.display_account_message>>
+is enabled (default value).
+
+Examples:
+
+....
+-- alice zidentyfikował się jako Alice01
+
+-- alice został niezidentyfikowany
+....
+
+[[irc_ircv3_account_tag]]
+===== account-tag
+
+Specification: https://ircv3.net/specs/extensions/account-tag
+
+This capability allows the server to send account as message tag to commands
+sent to the client. +
+WeeChat parses this tag and saves it in the message, but it is not used or
+displayed. It can be used in <<command_filter,/filter>> command to filter
+messages matching specific accounts.
+
+Example of raw IRC message received:
+
+....
+@account=Alice01 :user@example.com PRIVMSG #test :Hello!
+....
+
+Message displayed in channel:
+
+....
+<alice> Hello!
+....
+
+Message with tags:
+
+....
+<alice> Hello! [irc_privmsg,irc_tag_account_Alice01,notify_message,prefix_nick_lightcyan,nick_alice,host_user@example.com,log1]
+....
+
+[[irc_ircv3_away_notify]]
+===== away-notify
+
+Specification: https://ircv3.net/specs/extensions/away-notify
+
+This capability allows the server to send away notifications for users present
+on the same channels as you.
+
+When the away status is changed for a user (away or back), this is reflected
+with a specific color in the nicklist, using the following options:
+
+* <<option_irc.server_default.away_check,irc.server_default.away_check>>
+* <<option_irc.server_default.away_check_max_nicks,irc.server_default.away_check_max_nicks>>
+* <<option_weechat.look.item_away_message,weechat.look.item_away_message>>
+
+[[irc_ircv3_cap_notify]]
+===== cap-notify
+
+Specification: https://ircv3.net/specs/extensions/capability-negotiation#the-cap-new-subcommand
+
+This capability allows the server to advertise on new or removed capabilities
+on the server (via `CAP NEW` and `CAP DEL` commands).
+
+Examples:
+
+....
+-- irc: możliwości klienta, teraz dostępne: sasl
+
+-- irc: możliwości klienta, usunięte: sasl
+....
+
+[[irc_ircv3_chghost]]
+===== chghost
+
+Specification: https://ircv3.net/specs/extensions/chghost
+
+This capability allows the server to send messages when users change name or host. +
+When the option <<option_irc.look.smart_filter_chghost,irc.look.smart_filter_chghost>>
+is enabled (default value), the host changes are automatically hidden if the nick
+has not spoken for several minutes. +
+The color of the change host message is controlled by the option
+<<option_irc.color.message_chghost,irc.color.message_chghost>>.
+
+Example:
+
+....
+-- alice (user@example.com) zmienił hosta na test.com
+....
+
+[[irc_ircv3_extended_join]]
+===== extended-join
+
+Specification: https://ircv3.net/specs/extensions/extended-join
+
+This capability allows the server to send account and real name when users
+join channels. +
+WeeChat displays this additional information in join messages if the option
+<<option_irc.look.display_extended_join,irc.look.display_extended_join>>
+is enabled (default value).
+
+Example:
+
+....
+--> john [John01] (John Doe) (~user@example.com) wszedł na #test
+....
+
+[[irc_ircv3_invite_notify]]
+===== invite-notify
+
+Specification: https://ircv3.net/specs/extensions/invite-notify
+
+This capability allows the server to send invite messages when users are
+invited to channels.
+
+Example:
+
+....
+-- alice zaprosił bob na #test
+....
+
+[[irc_ircv3_message_tags]]
+===== message-tags
+
+Specification: https://ircv3.net/specs/extensions/message-tags
+
+This capability allows to add metadata in messages. +
+These tags can be displayed using the command `/debug tags`.
+
+It must be enabled to use <<typing_notifications,typing notifications>>.
+
+[[irc_ircv3_monitor]]
+===== monitor
+
+Specification: https://ircv3.net/specs/extensions/monitor
+
+This capability allows the server to send notifications when clients become
+online/offline. +
+WeeChat automatically uses this extension if available when using the
+<<command_irc_notify,/notify>> command.
+
+[[irc_ircv3_multi_prefix]]
+===== multi-prefix
+
+Specification: https://ircv3.net/specs/extensions/multi-prefix
+
+This capability allows the server to send all user modes at once in
+<<command_irc_names,/names>> and <<command_irc_whois,/whois>> responses. +
+
+////
+Example: output of `/names`:
+
+....
+-- Nicki #test: [@%+alice bob +carol]
+....
+////
+
+[NOTE]
+For now, WeeChat doesn't display all prefixes in the `/names` output, even if
+they are received and properly saved internally.
+
+Example: output of `/whois alice`:
+
+....
+-- [alice] @%+#test
+....
+
+[[irc_ircv3_sasl]]
+===== SASL
+
+Specification: https://ircv3.net/specs/extensions/sasl-3.2
+
+See the dedicated chapter <<irc_sasl_authentication,SASL authentication>>.
+
+[[irc_ircv3_server_time]]
+===== server-time
+
+Specification: https://ircv3.net/specs/extensions/server-time
+
+This capability allows the server to send time for messages as message tag. +
+When the time is received in a message, WeeChat uses it to display the message
+(it can then be displayed with a past date).
+
+The <<relay_irc_proxy,IRC proxy>> in Relay plugin supports this capability,
+so any IRC client of Relay should enable it to display the real message time
+in the backlog sent upon connection.
+
+[[irc_ircv3_setname]]
+===== setname
+
+Specification: https://ircv3.net/specs/extensions/setname
+
+This capability lets you change your real name by using the
+<<command_irc_setname,/setname>> command.
+
+[[irc_ircv3_typing]]
+===== typing
+
+Specification: https://ircv3.net/specs/client-tags/typing
+
+See the dedicated chapter <<typing_notifications,Typing notifications>>.
+
+[[irc_ircv3_userhost_in_names]]
+===== userhost-in-names
+
+Specification: https://ircv3.net/specs/extensions/userhost-in-names
+
+This capability allows the server to send hostnames in <<command_irc_names,/names>>
+responses.
+
+[NOTE]
+WeeChat doesn't display hostnames in the `/names` output.
+
+Example of raw IRC messages received without the capability:
+
+....
+:irc.server 353 alice = #test :@alice bob +carol
+....
+
+Example of raw IRC messages received with the capability:
+
+....
+:irc.server 353 alice = #test :@alice!user1@host1 bob!user2@host2 +carol!user3@host3
+....
+
+[[irc_ircv3_whox]]
+===== WHOX
+
+Specification: https://ircv3.net/specs/extensions/whox
+
+This capability lets you request additional fields in the WHO response
+(via the <<command_irc_who,/who>> command). +
+WeeChat displays all additional information received in the WHO output.
+
 [[irc_sasl_authentication]]
 ==== Uwierzytelnianie SASL
 
@@ -3880,7 +4151,7 @@ Jest używana przez wtyczkę IRC na kanałach i w prywatnych buforach, kiedy
 serwer posiada włączoną opcję "message-tags" (możesz to sprawdzić komendą
 <<command_irc_cap,/cap>>). +
 Pod spodem, używany jest tag klienta "typing" zgodnie z tą specyfikacją:
-https://ircv3.net/specs/client-tags/typing.html.
+https://ircv3.net/specs/client-tags/typing.
 
 [[typing_activation]]
 === Aktywacja
diff --git a/doc/sr/weechat_user.sr.adoc b/doc/sr/weechat_user.sr.adoc
index cec8b6110..09735a382 100644
--- a/doc/sr/weechat_user.sr.adoc
+++ b/doc/sr/weechat_user.sr.adoc
@@ -3109,6 +3109,277 @@ $ openssl req -nodes -newkey rsa:2048 -keyout nick.pem -x509 -days 365 -out nick
 
 За више информација, погледајте https://www.oftc.net/NickServ/CertFP/
 
+// TRANSLATION MISSING
+[[irc_ircv3_support]]
+==== IRCv3 support
+
+WeeChat supports the following https://ircv3.net/irc/[IRCv3 extensions]:
+
+* <<irc_ircv3_account_notify,account-notify>>
+* <<irc_ircv3_account_tag,account-tag>>
+* <<irc_ircv3_away_notify,away-notify>>
+* <<irc_ircv3_cap_notify,cap-notify>>
+* <<irc_ircv3_chghost,chghost>>
+* <<irc_ircv3_extended_join,extended-join>>
+* <<irc_ircv3_invite_notify,invite-notify>>
+* <<irc_ircv3_message_tags,message-tags>>
+* <<irc_ircv3_monitor,monitor>>
+* <<irc_ircv3_multi_prefix,multi-prefix>>
+* <<irc_ircv3_sasl,SASL v3.2>>
+* <<irc_ircv3_server_time,server-time>>
+* <<irc_ircv3_setname,setname>>
+* <<irc_ircv3_typing,typing>>
+* <<irc_ircv3_userhost_in_names,userhost-in-names>>
+* <<irc_ircv3_whox,WHOX>>
+
+By default all capabilities supported by the server and WeeChat are
+automatically enabled
+(see option <<option_irc.server_default.capabilities,irc.server_default.capabilities>>).
+
+Tables with comparison of different IRC clients, including WeeChat, are available
+on this page: https://ircv3.net/software/clients.
+
+[[irc_ircv3_account_notify]]
+===== account-notify
+
+Specification: https://ircv3.net/specs/extensions/account-notify
+
+This capability allows the server to send messages when users identify or
+unidentify on the server. +
+WeeChat displays such messages if the option
+<<option_irc.look.display_account_message,irc.look.display_account_message>>
+is enabled (default value).
+
+Examples:
+
+....
+-- alice се идентификовао као Alice01
+
+-- alice је уклонио идентификацију
+....
+
+[[irc_ircv3_account_tag]]
+===== account-tag
+
+Specification: https://ircv3.net/specs/extensions/account-tag
+
+This capability allows the server to send account as message tag to commands
+sent to the client. +
+WeeChat parses this tag and saves it in the message, but it is not used or
+displayed. It can be used in <<command_filter,/filter>> command to filter
+messages matching specific accounts.
+
+Example of raw IRC message received:
+
+....
+@account=Alice01 :user@example.com PRIVMSG #test :Hello!
+....
+
+Message displayed in channel:
+
+....
+<alice> Hello!
+....
+
+Message with tags:
+
+....
+<alice> Hello! [irc_privmsg,irc_tag_account_Alice01,notify_message,prefix_nick_lightcyan,nick_alice,host_user@example.com,log1]
+....
+
+[[irc_ircv3_away_notify]]
+===== away-notify
+
+Specification: https://ircv3.net/specs/extensions/away-notify
+
+This capability allows the server to send away notifications for users present
+on the same channels as you.
+
+When the away status is changed for a user (away or back), this is reflected
+with a specific color in the nicklist, using the following options:
+
+* <<option_irc.server_default.away_check,irc.server_default.away_check>>
+* <<option_irc.server_default.away_check_max_nicks,irc.server_default.away_check_max_nicks>>
+* <<option_weechat.look.item_away_message,weechat.look.item_away_message>>
+
+[[irc_ircv3_cap_notify]]
+===== cap-notify
+
+Specification: https://ircv3.net/specs/extensions/capability-negotiation#the-cap-new-subcommand
+
+This capability allows the server to advertise on new or removed capabilities
+on the server (via `CAP NEW` and `CAP DEL` commands).
+
+Examples:
+
+....
+-- irc: могућност клијента, сада је доступно: sasl
+
+-- irc: могућност клијента, уклоњено: sasl
+....
+
+[[irc_ircv3_chghost]]
+===== chghost
+
+Specification: https://ircv3.net/specs/extensions/chghost
+
+This capability allows the server to send messages when users change name or host. +
+When the option <<option_irc.look.smart_filter_chghost,irc.look.smart_filter_chghost>>
+is enabled (default value), the host changes are automatically hidden if the nick
+has not spoken for several minutes. +
+The color of the change host message is controlled by the option
+<<option_irc.color.message_chghost,irc.color.message_chghost>>.
+
+Example:
+
+....
+-- alice (user@example.com) је променио свој хост на test.com
+....
+
+[[irc_ircv3_extended_join]]
+===== extended-join
+
+Specification: https://ircv3.net/specs/extensions/extended-join
+
+This capability allows the server to send account and real name when users
+join channels. +
+WeeChat displays this additional information in join messages if the option
+<<option_irc.look.display_extended_join,irc.look.display_extended_join>>
+is enabled (default value).
+
+Example:
+
+....
+--> john [John01] (John Doe) (~user@example.com) је приступио у #test
+....
+
+[[irc_ircv3_invite_notify]]
+===== invite-notify
+
+Specification: https://ircv3.net/specs/extensions/invite-notify
+
+This capability allows the server to send invite messages when users are
+invited to channels.
+
+Example:
+
+....
+-- alice је позвао bob на #test
+....
+
+[[irc_ircv3_message_tags]]
+===== message-tags
+
+Specification: https://ircv3.net/specs/extensions/message-tags
+
+This capability allows to add metadata in messages. +
+These tags can be displayed using the command `/debug tags`.
+
+It must be enabled to use <<typing_notifications,typing notifications>>.
+
+[[irc_ircv3_monitor]]
+===== monitor
+
+Specification: https://ircv3.net/specs/extensions/monitor
+
+This capability allows the server to send notifications when clients become
+online/offline. +
+WeeChat automatically uses this extension if available when using the
+<<command_irc_notify,/notify>> command.
+
+[[irc_ircv3_multi_prefix]]
+===== multi-prefix
+
+Specification: https://ircv3.net/specs/extensions/multi-prefix
+
+This capability allows the server to send all user modes at once in
+<<command_irc_names,/names>> and <<command_irc_whois,/whois>> responses. +
+
+////
+Example: output of `/names`:
+
+....
+-- Надимци #test: [@%+alice bob +carol]
+....
+////
+
+[NOTE]
+For now, WeeChat doesn't display all prefixes in the `/names` output, even if
+they are received and properly saved internally.
+
+Example: output of `/whois alice`:
+
+....
+-- [alice] @%+#test
+....
+
+[[irc_ircv3_sasl]]
+===== SASL
+
+Specification: https://ircv3.net/specs/extensions/sasl-3.2
+
+See the dedicated chapter <<irc_sasl_authentication,SASL authentication>>.
+
+[[irc_ircv3_server_time]]
+===== server-time
+
+Specification: https://ircv3.net/specs/extensions/server-time
+
+This capability allows the server to send time for messages as message tag. +
+When the time is received in a message, WeeChat uses it to display the message
+(it can then be displayed with a past date).
+
+The <<relay_irc_proxy,IRC proxy>> in Relay plugin supports this capability,
+so any IRC client of Relay should enable it to display the real message time
+in the backlog sent upon connection.
+
+[[irc_ircv3_setname]]
+===== setname
+
+Specification: https://ircv3.net/specs/extensions/setname
+
+This capability lets you change your real name by using the
+<<command_irc_setname,/setname>> command.
+
+[[irc_ircv3_typing]]
+===== typing
+
+Specification: https://ircv3.net/specs/client-tags/typing
+
+See the dedicated chapter <<typing_notifications,Typing notifications>>.
+
+[[irc_ircv3_userhost_in_names]]
+===== userhost-in-names
+
+Specification: https://ircv3.net/specs/extensions/userhost-in-names
+
+This capability allows the server to send hostnames in <<command_irc_names,/names>>
+responses.
+
+[NOTE]
+WeeChat doesn't display hostnames in the `/names` output.
+
+Example of raw IRC messages received without the capability:
+
+....
+:irc.server 353 alice = #test :@alice bob +carol
+....
+
+Example of raw IRC messages received with the capability:
+
+....
+:irc.server 353 alice = #test :@alice!user1@host1 bob!user2@host2 +carol!user3@host3
+....
+
+[[irc_ircv3_whox]]
+===== WHOX
+
+Specification: https://ircv3.net/specs/extensions/whox
+
+This capability lets you request additional fields in the WHO response
+(via the <<command_irc_who,/who>> command). +
+WeeChat displays all additional information received in the WHO output.
+
 [[irc_sasl_authentication]]
 ==== SASL аутентификација
 
@@ -3601,7 +3872,7 @@ include::includes/autogen_user_options.sr.adoc[tag=xfer_options]
 Користи га IRC додатак на баферима канала и на приватним баферима када је укључена
 „message-tags” могућност (што можете да проверите командом <<command_irc_cap,/cap>>). +
 Испод хаубе, користи се ознака клијент који куца, пратећи следећу спецификацију:
-https://ircv3.net/specs/client-tags/typing.html.
+https://ircv3.net/specs/client-tags/typing.
 
 [[typing_activation]]
 === Активација