diff --git a/modules/home/users/crumb/firefox.nix b/modules/home/users/crumb/firefox.nix
index bb10529..dec9e5d 100644
--- a/modules/home/users/crumb/firefox.nix
+++ b/modules/home/users/crumb/firefox.nix
@@ -109,9 +109,35 @@ in {
               bookmarks = [
                 {
                   name = "Home-manager options";
-                  tags = [ "nix" "docs" ];
+                  tags = [ "nix" "docs" "reference" ];
                   url = "https://nix-community.github.io/home-manager/options.xhtml";
                 }
+                {
+                  name = "Nixpkgs manual";
+                  tags = [ "nix" "docs" ];
+                  url = "https://ryantm.github.io/nixpkgs";
+                }
+              ];
+            }
+            {
+              name = "Clojure";
+              toolbar = true;
+              bookmarks = [
+                {
+                  name = "Clojure cheatsheet";
+                  tags = [ "clojure" "docs" "reference" ];
+                  url = "https://clojure.org/api/cheatsheet";
+                }
+                {
+                  name = "Babashka book";
+                  tags = [ "clojure" "babashka" "docs" ];
+                  url = "https://book.babashka.org/";
+                }
+                {
+                  name = "ClojureDocs";
+                  tags = [ "clojure" "docs" ];
+                  url = "https://clojuredocs.org/";
+                }
               ];
             }
           ];
@@ -120,45 +146,45 @@ in {
         # Check about:support for extension/add-on ID strings.
         extensions = {
           # Override non-declared settings.
-          force = true;
-          packages =
-            let pkgs' = import inputs.nixpkgs {
-                  system = args.system;
-                  overlays = [ inputs.nur.overlays.default ];
-                };
-            in
-              # https://nur.nix-community.org/repos/rycee/
-              with pkgs'.nur.repos.rycee.firefox-addons; [
-                ublock-origin
-                darkreader
-                privacy-badger
-                vimium
-                kagi-search
-                duckduckgo-privacy-essentials
-                textern
-                copy-as-org-mode
-                clearurls
-                sidebery
-                adaptive-tab-bar-colour
-                adnauseam
-                # tree-style-tab
-                # tab-unload-for-tree-style-tab
-                # tst-tab-search
-                # tst-more-tree-commands
-                # tst-lock-tree-collapsed
-                # tst-fade-old-tabs
-                # tst-bookmarks-subpanel
-                # move-unloaded-tabs-for-tst
-                tab-stash
-                unpaywall
-                sourcegraph
-                sponsorblock
-                cookies-txt
-                copy-selected-tabs-to-clipboard
-                copy-link-text
-                df-youtube
-              ];
-        };
+                      force = true;
+                      packages =
+                      let pkgs' = import inputs.nixpkgs {
+                                                         system = args.system;
+                                                         overlays = [ inputs.nur.overlays.default ];
+                                                         };
+                      in
+                        # https://nur.nix-community.org/repos/rycee/
+                      with pkgs'.nur.repos.rycee.firefox-addons; [
+                                                                  ublock-origin
+                                                                  darkreader
+                                                                  privacy-badger
+                                                                  vimium
+                                                                  kagi-search
+                                                                  duckduckgo-privacy-essentials
+                                                                  textern
+                                                                  copy-as-org-mode
+                                                                  clearurls
+                                                                  sidebery
+                                                                  adaptive-tab-bar-colour
+                                                                  adnauseam
+                        # tree-style-tab
+                        # tab-unload-for-tree-style-tab
+                        # tst-tab-search
+                        # tst-more-tree-commands
+                        # tst-lock-tree-collapsed
+                        # tst-fade-old-tabs
+                        # tst-bookmarks-subpanel
+                        # move-unloaded-tabs-for-tst
+                                                                  tab-stash
+                                                                  unpaywall
+                                                                  sourcegraph
+                                                                  sponsorblock
+                                                                  cookies-txt
+                                                                  copy-selected-tabs-to-clipboard
+                                                                  copy-link-text
+                                                                  df-youtube
+                                                                  ];
+                      };
 
         # https://github.com/mbnuqw/sidebery/wiki/Firefox-Styles-Snippets-(via-userChrome.css)
         userChrome = ''