diff --git a/modules/applications/browser.nix b/modules/applications/browser.nix
index 502d09f..0dc2666 100644
--- a/modules/applications/browser.nix
+++ b/modules/applications/browser.nix
@@ -358,6 +358,24 @@
               keyword = "Zero hydra failure orphan packages";
               url = "https://zh.fail/failed/by-maintainer/_.html";
             }
+            {
+              name = "NixOS Manual - Unstable";
+              tags = [ "nixos" "manual" "unstable"];
+              keyword = "NixOS manual";
+              url = "https://nixos.org/manual/nixos/unstable/";
+            }
+            {
+              name = "Nixpgks Reference Manual - Unstable";
+              tags = [ "nixpkgs" "manual" "reference" "unstable" ];
+              keyword = "nixpkgs reference manual";
+              url = "https://nixos.org/manual/nixpkgs/unstable/";
+            }
+            {
+              name = "Nix Reference Manual - 2.34.";
+              tags = [ "nix" "manual" "reference" "2.34"];
+              keyword = "nix reference manual";
+              url = "https://nix.dev/manual/nix/2.34/nix-2.34.html";
+            }
           ];
         };
         search = {