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diff --git a/ci/scripts/imports/badge.sh b/ci/scripts/imports/badge.sh
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+#!/bin/sh
+# Copyright 2019 Neovim Project Contributors (https://neovim.io/)
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Helper functions for getting badges.
+
+# Get code quality color.
+# ${1}:   Amount of bugs actually found.
+# ${2}:   Maximum number of bugs above which color will be red. Defaults to 20.
+# ${3}:   Maximum number of bugs above which color will be yellow. Defaults to
+#         $1 / 2.
+# Output: 24-bit hexadecimal representation of the color (xxxxxx).
+get_code_quality_color() {
+  bugs=$1 ; shift  # shift will fail if there is no argument
+  max_bugs=${1:-20}
+  yellow_threshold=${2:-$(( max_bugs / 2 ))}
+
+  red=255
+  green=255
+  blue=0
+
+  bugs=$(( bugs < max_bugs ? bugs : max_bugs))
+  if test $bugs -ge "$yellow_threshold" ; then
+    green=$(( 255 - 255 * (bugs - yellow_threshold) / yellow_threshold ))
+  else
+    red=$(( 255 * bugs / yellow_threshold ))
+  fi
+
+  printf "%02x%02x%02x" $red $green $blue
+}
+
+# Get code quality badge.
+# ${1}:   Amount of bugs actually found.
+# ${2}:   Badge text.
+# ${3}:   Directory where to save badge to.
+# ${3}:   Maximum number of bugs above which color will be red. Defaults to 20.
+# ${4}:   Maximum number of bugs above which color will be yellow. Defaults to
+#         $1 / 2.
+# Output: 24-bit hexadecimal representation of the color (xxxxxx).
+download_badge() {
+  bugs=$1 ; shift
+  badge_text="$1" ; shift
+  reports_dir="$1" ; shift
+  max_bugs=${1:-20}
+  yellow_threshold=${2:-$(( max_bugs / 2 ))}
+
+  code_quality_color="$(
+    get_code_quality_color $bugs $max_bugs $yellow_threshold)"
+  badge="${badge_text}-${bugs}-${code_quality_color}"
+
+  rm -f "$reports_dir/badge.svg"
+  
+  response="$(
+    curl --tlsv1 "https://img.shields.io/badge/${badge}.svg" \
+      -o"$reports_dir/badge.svg" 2>&1)"
+  
+  if ! grep -F 'xmlns="http://www.w3.org/2000/svg"' "$reports_dir/badge.svg"  ; then
+    echo "Failed to download badge to $reports_dir: $response"
+    rm -f "$reports_dir/badge.svg"
+  fi
+}