diff --git a/plugins/completion/cmp/sources/cmp-git.nix b/plugins/completion/cmp/sources/cmp-git.nix
new file mode 100644
index 00000000..104bfe26
--- /dev/null
+++ b/plugins/completion/cmp/sources/cmp-git.nix
@@ -0,0 +1,334 @@
+{
+  lib,
+  helpers,
+  config,
+  ...
+}:
+with lib; let
+  cfg = config.plugins.cmp-git;
+in {
+  options.plugins.cmp-git.settings = helpers.neovim-plugin.mkSettingsOption {
+    pluginName = "cmp_git";
+    options = {
+      filetypes = helpers.defaultNullOpts.mkListOf types.str ''["gitcommit" "octo"]'' ''
+        Filetypes for which to trigger.
+      '';
+
+      remotes = helpers.defaultNullOpts.mkListOf types.str ''["upstream" "origin"]'' ''
+        List of git remotes.
+      '';
+
+      enableRemoteUrlRewrites = helpers.defaultNullOpts.mkBool false ''
+        Whether to enable remote URL rewrites.
+      '';
+
+      git = {
+        commits = {
+          limit = helpers.defaultNullOpts.mkUnsignedInt 100 ''
+            Max number of git commits to fetch.
+          '';
+
+          sort_by =
+            helpers.defaultNullOpts.mkNullable types.anything
+            ''{__raw = "require('cmp_git.sort').git.commits";}''
+            "Function used to sort the commits.";
+
+          format =
+            helpers.defaultNullOpts.mkNullable types.anything
+            ''{__raw = "require('cmp_git.format').git.commits";}''
+            "Function used to format the commits.";
+        };
+      };
+
+      github = {
+        hosts = helpers.defaultNullOpts.mkListOf types.str "[]" ''
+          List of private instances of github.
+        '';
+
+        issues = {
+          fields =
+            helpers.defaultNullOpts.mkListOf types.str
+            ''["title" "number" "body" "updatedAt" "state"]''
+            "The fields used for issues.";
+
+          filter = helpers.defaultNullOpts.mkStr "all" ''
+            The filter to use when fetching issues.
+          '';
+
+          limit = helpers.defaultNullOpts.mkUnsignedInt 100 ''
+            Max number of issues to fetch.
+          '';
+
+          state = helpers.defaultNullOpts.mkStr "open" ''
+            Which issues to fetch (`"open"`, `"closed"` or `"all"`).
+          '';
+
+          sort_by =
+            helpers.defaultNullOpts.mkNullable types.anything
+            ''{__raw = "require('cmp_git.sort').github.issues";}''
+            "Function used to sort the issues.";
+
+          format =
+            helpers.defaultNullOpts.mkNullable types.anything
+            ''{__raw = "require('cmp_git.format').github.issues";}''
+            "Function used to format the issues.";
+        };
+
+        mentions = {
+          limit = helpers.defaultNullOpts.mkUnsignedInt 100 ''
+            Max number of mentions to fetch.
+          '';
+
+          sort_by =
+            helpers.defaultNullOpts.mkNullable types.anything
+            ''{__raw = "require('cmp_git.sort').github.mentions";}''
+            "Function used to sort the mentions.";
+
+          format =
+            helpers.defaultNullOpts.mkNullable types.anything
+            ''{__raw = "require('cmp_git.format').github.mentions";}''
+            "Function used to format the mentions.";
+        };
+
+        pull_requests = {
+          fields =
+            helpers.defaultNullOpts.mkListOf types.str
+            ''["title" "number" "body" "updatedAt" "state"]''
+            "The fields used for pull requests.";
+
+          limit = helpers.defaultNullOpts.mkUnsignedInt 100 ''
+            Max number of pull requests to fetch.
+          '';
+
+          state = helpers.defaultNullOpts.mkStr "open" ''
+            Which issues to fetch (`"open"`, `"closed"`, `"merged"` or `"all"`).
+          '';
+
+          sort_by =
+            helpers.defaultNullOpts.mkNullable types.anything
+            ''{__raw = "require('cmp_git.sort').github.pull_requests";}''
+            "Function used to sort the pull requests.";
+
+          format =
+            helpers.defaultNullOpts.mkNullable types.anything
+            ''{__raw = "require('cmp_git.format').github.pull_requests";}''
+            "Function used to format the pull requests.";
+        };
+      };
+
+      gitlab = {
+        hosts = helpers.defaultNullOpts.mkListOf types.str "[]" ''
+          List of private instances of gitlab.
+        '';
+
+        issues = {
+          limit = helpers.defaultNullOpts.mkUnsignedInt 100 ''
+            Max number of issues to fetch.
+          '';
+
+          state = helpers.defaultNullOpts.mkStr "open" ''
+            Which issues to fetch (`"open"`, `"closed"` or `"all"`).
+          '';
+
+          sort_by =
+            helpers.defaultNullOpts.mkNullable types.anything
+            ''{__raw = "require('cmp_git.sort').gitlab.issues";}''
+            "Function used to sort the issues.";
+
+          format =
+            helpers.defaultNullOpts.mkNullable types.anything
+            ''{__raw = "require('cmp_git.format').gitlab.issues";}''
+            "Function used to format the issues.";
+        };
+
+        mentions = {
+          limit = helpers.defaultNullOpts.mkUnsignedInt 100 ''
+            Max number of mentions to fetch.
+          '';
+
+          sort_by =
+            helpers.defaultNullOpts.mkNullable types.anything
+            ''{__raw = "require('cmp_git.sort').gitlab.mentions";}''
+            "Function used to sort the mentions.";
+
+          format =
+            helpers.defaultNullOpts.mkNullable types.anything
+            ''{__raw = "require('cmp_git.format').gitlab.mentions";}''
+            "Function used to format the mentions.";
+        };
+
+        merge_requests = {
+          limit = helpers.defaultNullOpts.mkUnsignedInt 100 ''
+            Max number of merge requests to fetch.
+          '';
+
+          state = helpers.defaultNullOpts.mkStr "open" ''
+            Which issues to fetch (`"open"`, `"closed"`, `"locked"` or `"merged"`).
+          '';
+
+          sort_by =
+            helpers.defaultNullOpts.mkNullable types.anything
+            ''{__raw = "require('cmp_git.sort').gitlab.merge_requests";}''
+            "Function used to sort the merge requests.";
+
+          format =
+            helpers.defaultNullOpts.mkNullable types.anything
+            ''{__raw = "require('cmp_git.format').gitlab.merge_requests";}''
+            "Function used to format the merge requests.";
+        };
+      };
+
+      trigger_actions =
+        helpers.defaultNullOpts.mkListOf
+        (types.submodule {
+          options = {
+            debug_name = helpers.mkNullOrStr "Debug name.";
+
+            trigger_character = mkOption {
+              type = types.str;
+              example = ":";
+              description = ''
+                The trigger character.
+                Has to be a single character
+              '';
+            };
+
+            action = mkOption {
+              type = helpers.nixvimTypes.strLuaFn;
+              apply = helpers.mkRaw;
+              description = ''
+                The parameters to the action function are the different sources (currently `git`,
+                `gitlab` and `github`), the completion callback, the trigger character, the
+                parameters passed to complete from nvim-cmp, and the current git info.
+              '';
+              example = ''
+                function(sources, trigger_char, callback, params, git_info)
+                  return sources.git:get_commits(callback, params, trigger_char)
+                end
+              '';
+            };
+          };
+        })
+        ''
+          [
+            {
+              debug_name = "git_commits";
+              trigger_character = ":";
+              action = \'\'
+                function(sources, trigger_char, callback, params, git_info)
+                  return sources.git:get_commits(callback, params, trigger_char)
+                end
+              \'\';
+            }
+            {
+              debug_name = "gitlab_issues";
+              trigger_character = "#";
+              action = \'\'
+                function(sources, trigger_char, callback, params, git_info)
+                    return sources.gitlab:get_issues(callback, git_info, trigger_char)
+                end
+              \'\';
+            }
+            {
+              debug_name = "gitlab_mentions";
+              trigger_character = "@";
+              action = \'\'
+                function(sources, trigger_char, callback, params, git_info)
+                    return sources.gitlab:get_mentions(callback, git_info, trigger_char)
+                end
+              \'\';
+            }
+            {
+              debug_name = "gitlab_mrs";
+              trigger_character = "!";
+              action = \'\'
+                function(sources, trigger_char, callback, params, git_info)
+                  return sources.gitlab:get_merge_requests(callback, git_info, trigger_char)
+                end
+              \'\';
+            }
+            {
+              debug_name = "github_issues_and_pr";
+              trigger_character = "#";
+              action = \'\'
+                function(sources, trigger_char, callback, params, git_info)
+                  return sources.github:get_issues_and_prs(callback, git_info, trigger_char)
+                end
+              \'\';
+            }
+            {
+              debug_name = "github_mentions";
+              trigger_character = "@";
+              action = \'\'
+                function(sources, trigger_char, callback, params, git_info)
+                  return sources.github:get_mentions(callback, git_info, trigger_char)
+                end
+              \'\';
+            }
+          ]
+        ''
+        ''
+          If you want specific behaviour for a trigger or new behaviour for a trigger, you need to
+          add an entry in the `trigger_actions` list of the config.
+          The two necessary fields are the `trigger_character` and the `action`.
+        '';
+    };
+
+    example = {
+      remotes = ["upstream" "origin" "foo"];
+      github.issues = {
+        filter = "all";
+        limit = 250;
+        state = "all";
+        format.label.__raw = ''
+          function(_, issue)
+            local icon = ({
+              open = '',
+              closed = '',
+            })[string.lower(issue.state)]
+            return string.format('%s #%d: %s', icon, issue.number, issue.title)
+          end
+        '';
+        sort_by.__raw = ''
+          function(issue)
+            local kind_rank = issue.pull_request and 1 or 0
+            local state_rank = issue.state == 'open' and 0 or 1
+            local age = os.difftime(os.time(), require('cmp_git.utils').parse_github_date(issue.updatedAt))
+            return string.format('%d%d%010d', kind_rank, state_rank, age)
+          end
+        '';
+        filter_fn.__raw = ''
+          function(trigger_char, issue)
+            return string.format('%s %s %s', trigger_char, issue.number, issue.title)
+          end
+        '';
+      };
+      trigger_actions = [
+        {
+          debug_name = "git_commits";
+          trigger_character = ":";
+          action = ''
+            function(sources, trigger_char, callback, params, git_info)
+              return sources.git:get_commits(callback, params, trigger_char)
+            end
+          '';
+        }
+        {
+          debug_name = "github_issues";
+          trigger_character = "#";
+          action = ''
+            function(sources, trigger_char, callback, params, git_info)
+              return sources.github:get_issues(callback, git_info, trigger_char)
+            end
+          '';
+        }
+      ];
+    };
+  };
+
+  config = mkIf cfg.enable {
+    extraConfigLua = ''
+      require('cmp_git').setup(${helpers.toLuaObject cfg.settings})
+    '';
+  };
+}
diff --git a/plugins/completion/cmp/sources/default.nix b/plugins/completion/cmp/sources/default.nix
index 959891f1..b5e2b34c 100644
--- a/plugins/completion/cmp/sources/default.nix
+++ b/plugins/completion/cmp/sources/default.nix
@@ -22,6 +22,7 @@ in {
       ./codeium-nvim.nix
       ./copilot-cmp.nix
       ./cmp-fish.nix
+      ./cmp-git.nix
       ./cmp-tabby.nix
       ./cmp-tabnine.nix
       ./crates-nvim.nix
diff --git a/tests/test-sources/plugins/completion/cmp-git.nix b/tests/test-sources/plugins/completion/cmp-git.nix
new file mode 100644
index 00000000..0438ed44
--- /dev/null
+++ b/tests/test-sources/plugins/completion/cmp-git.nix
@@ -0,0 +1,267 @@
+{
+  defaults = {
+    plugins = {
+      cmp = {
+        enable = true;
+        settings.sources = [
+          {name = "git";}
+        ];
+      };
+
+      cmp-git.settings = {
+        filetypes = ["gitcommit" "octo"];
+        remotes = ["upstream" "origin"];
+        enableRemoteUrlRewrites = false;
+        git = {
+          commits = {
+            limit = 100;
+            sort_by.__raw = "require('cmp_git.sort').git.commits";
+            format.__raw = "require('cmp_git.format').git.commits";
+          };
+        };
+        github = {
+          hosts = [];
+          issues = {
+            fields = ["title" "number" "body" "updatedAt" "state"];
+            filter = "all";
+            limit = 100;
+            state = "open";
+            sort_by.__raw = "require('cmp_git.sort').github.issues";
+            format.__raw = "require('cmp_git.format').github.issues";
+          };
+          mentions = {
+            limit = 100;
+            sort_by.__raw = "require('cmp_git.sort').github.mentions";
+            format.__raw = "require('cmp_git.format').github.mentions";
+          };
+          pull_requests = {
+            fields = ["title" "number" "body" "updatedAt" "state"];
+            limit = 100;
+            state = "open";
+            sort_by.__raw = "require('cmp_git.sort').github.pull_requests";
+            format.__raw = "require('cmp_git.format').github.pull_requests";
+          };
+        };
+        gitlab = {
+          hosts = [];
+          issues = {
+            limit = 100;
+            state = "opened";
+            sort_by.__raw = "require('cmp_git.sort').gitlab.pull_requests";
+            format.__raw = "require('cmp_git.format').gitlab.pull_requests";
+          };
+          mentions = {
+            limit = 100;
+            sort_by.__raw = "require('cmp_git.sort').gitlab.mentions";
+            format.__raw = "require('cmp_git.format').gitlab.mentions";
+          };
+          merge_requests = {
+            limit = 100;
+            state = "opened";
+            sort_by.__raw = "require('cmp_git.sort').gitlab.merge_requests";
+            format.__raw = "require('cmp_git.format').gitlab.merge_requests";
+          };
+        };
+        trigger_actions = [
+          {
+            debug_name = "git_commits";
+            trigger_character = ":";
+            action = ''
+              function(sources, trigger_char, callback, params, git_info)
+                return sources.git:get_commits(callback, params, trigger_char)
+              end
+            '';
+          }
+          {
+            debug_name = "gitlab_issues";
+            trigger_character = "#";
+            action = ''
+              function(sources, trigger_char, callback, params, git_info)
+                  return sources.gitlab:get_issues(callback, git_info, trigger_char)
+              end
+            '';
+          }
+          {
+            debug_name = "gitlab_mentions";
+            trigger_character = "@";
+            action = ''
+              function(sources, trigger_char, callback, params, git_info)
+                  return sources.gitlab:get_mentions(callback, git_info, trigger_char)
+              end
+            '';
+          }
+          {
+            debug_name = "gitlab_mrs";
+            trigger_character = "!";
+            action = ''
+              function(sources, trigger_char, callback, params, git_info)
+                return sources.gitlab:get_merge_requests(callback, git_info, trigger_char)
+              end
+            '';
+          }
+          {
+            debug_name = "github_issues_and_pr";
+            trigger_character = "#";
+            action = ''
+              function(sources, trigger_char, callback, params, git_info)
+                return sources.github:get_issues_and_prs(callback, git_info, trigger_char)
+              end
+            '';
+          }
+          {
+            debug_name = "github_mentions";
+            trigger_character = "@";
+            action = ''
+              function(sources, trigger_char, callback, params, git_info)
+                return sources.github:get_mentions(callback, git_info, trigger_char)
+              end
+            '';
+          }
+        ];
+      };
+    };
+  };
+
+  example = {
+    plugins = {
+      cmp = {
+        enable = true;
+        settings.sources = [
+          {name = "git";}
+        ];
+      };
+
+      cmp-git.settings = {
+        remotes = ["upstream" "origin" "foo"];
+        github = {
+          issues = {
+            filter = "all";
+            limit = 250;
+            state = "all";
+            format.label.__raw = ''
+              function(_, issue)
+                local icon = ({
+                  open = '',
+                  closed = '',
+                })[string.lower(issue.state)]
+                return string.format('%s #%d: %s', icon, issue.number, issue.title)
+              end
+            '';
+            sort_by.__raw = ''
+              function(issue)
+                local kind_rank = issue.pull_request and 1 or 0
+                local state_rank = issue.state == 'open' and 0 or 1
+                local age = os.difftime(os.time(), require('cmp_git.utils').parse_github_date(issue.updatedAt))
+                return string.format('%d%d%010d', kind_rank, state_rank, age)
+              end
+            '';
+            filter_fn.__raw = ''
+              function(trigger_char, issue)
+                return string.format('%s %s %s', trigger_char, issue.number, issue.title)
+              end
+            '';
+          };
+          mentions = {
+            limit = 250;
+            sort_by = null;
+            filter_fn.__raw = ''
+              function(trigger_char, mention)
+                return string.format('%s %s %s', trigger_char, mention.username)
+              end
+            '';
+          };
+          pull_requests = {
+            limit = 250;
+            state = "all";
+            format.label.__raw = ''
+              function(_, pr)
+                local icon = ({
+                  open = '',
+                  closed = '',
+                })[string.lower(pr.state)]
+                return string.format('%s #%d: %s', icon, pr.number, pr.title)
+              end
+            '';
+            sort_by.__raw = ''
+              function(pr)
+                local state_rank = pr.state == 'open' and 0 or 1
+                local age = os.difftime(os.time(), require('cmp_git.utils').parse_github_date(pr.updatedAt))
+                return string.format('%d%010d', state_rank, age)
+              end
+            '';
+            filter_fn.__raw = ''
+              function(trigger_char, pr)
+                return string.format('%s %s %s', trigger_char, pr.number, pr.title)
+              end
+            '';
+          };
+        };
+        trigger_actions = [
+          {
+            debug_name = "git_commits";
+            trigger_character = ":";
+            action = ''
+              function(sources, trigger_char, callback, params, git_info)
+                return sources.git:get_commits(callback, params, trigger_char)
+              end
+            '';
+          }
+          {
+            debug_name = "github_issues";
+            trigger_character = "#";
+            action = ''
+              function(sources, trigger_char, callback, params, git_info)
+                return sources.github:get_issues(callback, git_info, trigger_char)
+              end
+            '';
+          }
+          {
+            debug_name = "github_pulls";
+            trigger_character = "!";
+            action = ''
+              function(sources, trigger_char, callback, params, git_info)
+                return sources.github:get_pull_requests(callback, git_info, trigger_char)
+              end
+            '';
+          }
+          {
+            debug_name = "github_mentions";
+            trigger_character = "@";
+            action = ''
+              function(sources, trigger_char, callback, params, git_info)
+                return sources.github:get_mentions(callback, git_info, trigger_char)
+              end
+            '';
+          }
+          {
+            debug_name = "gitlab_issues";
+            trigger_character = "#";
+            action = ''
+              function(sources, trigger_char, callback, params, git_info)
+                return sources.gitlab:get_issues(callback, git_info, trigger_char)
+              end
+            '';
+          }
+          {
+            debug_name = "gitlab_mentions";
+            trigger_character = "@";
+            action = ''
+              function(sources, trigger_char, callback, params, git_info)
+                return sources.gitlab:get_mentions(callback, git_info, trigger_char)
+              end
+            '';
+          }
+          {
+            debug_name = "gitlab_mrs";
+            trigger_character = "!";
+            action = ''
+              function(sources, trigger_char, callback, params, git_info)
+                return sources.gitlab:get_merge_requests(callback, git_info, trigger_char)
+              end
+            '';
+          }
+        ];
+      };
+    };
+  };
+}