diff --git a/apps/helium.nix b/apps/helium.nix
new file mode 100644
index 0000000..ac8e787
--- /dev/null
+++ b/apps/helium.nix
@@ -0,0 +1,9 @@
+#./apps/helium.nix
+{ inputs, pkgs, lib, config, ... }:
+{
+  config = lib.mkIf (lib.elem config.networking.hostName [ "FredOS-Gaming" "FredOS-Macbook" ]) {
+    environment.systemPackages = [
+      inputs.helium-browser.packages.${pkgs.stdenv.hostPlatform.system}.default
+    ];
+  };
+}
diff --git a/common.nix b/common.nix
index c544812..9436ec1 100644
--- a/common.nix
+++ b/common.nix
@@ -89,6 +89,7 @@ in
     ./settings/users.nix
     ./settings/shell.nix
     ./apps/zen.nix
+    ./apps/helium.nix
 
     # Services #
     ./services/server-permissions.nix
diff --git a/flake.lock b/flake.lock
index 6e71edf..19c55dd 100644
--- a/flake.lock
+++ b/flake.lock
@@ -172,6 +172,26 @@
         "type": "github"
       }
     },
+    "helium-browser": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "nixpkgs-darwin": "nixpkgs-darwin",
+        "utils": "utils"
+      },
+      "locked": {
+        "lastModified": 1786886160,
+        "narHash": "sha256-legFYpDokCOzwAPmyH7mDi+2jkllaeE+czhJifeQsFU=",
+        "owner": "schembriaiden",
+        "repo": "helium-browser-nix-flake",
+        "rev": "11edc339e075f16b356852096420ecd966462cc1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "schembriaiden",
+        "repo": "helium-browser-nix-flake",
+        "type": "github"
+      }
+    },
     "home-manager": {
       "inputs": {
         "nixpkgs": [
@@ -197,7 +217,7 @@
       "inputs": {
         "flake-compat": "flake-compat",
         "flake-parts": "flake-parts",
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": "nixpkgs_2"
       },
       "locked": {
         "lastModified": 1786924392,
@@ -216,16 +236,32 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1786869074,
-        "narHash": "sha256-s1WmhEljVugdJy4WU7SMkoK+j59nmFnaMMCCWEhnAI0=",
+        "lastModified": 1786599213,
+        "narHash": "sha256-yNJd40f11EzXBjSByCB7IPpeFFAdeoSKKM67dGkfFoU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "56e3883079f8f1959e61c0a8293e47e0fa90eaa4",
+        "rev": "0e251e24a4f24e036a084b6b4b2d2491af4167f4",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixos-unstable-small",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-darwin": {
+      "locked": {
+        "lastModified": 1786527240,
+        "narHash": "sha256-OLtJPnSXcRy79Rf7BhYaMeXAVF625FpLcd3+Svq641Y=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "e0c84f9d0ad137f076dc957494f5b39885597d4f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-26.05-darwin",
         "repo": "nixpkgs",
         "type": "github"
       }
@@ -246,6 +282,22 @@
       }
     },
     "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1786869074,
+        "narHash": "sha256-s1WmhEljVugdJy4WU7SMkoK+j59nmFnaMMCCWEhnAI0=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "56e3883079f8f1959e61c0a8293e47e0fa90eaa4",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable-small",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_3": {
       "locked": {
         "lastModified": 1786711500,
         "narHash": "sha256-QvnceIGTBeDvDd9oCn+GvdsnkquliuwbVgpiRH68qaQ=",
@@ -261,7 +313,7 @@
         "type": "github"
       }
     },
-    "nixpkgs_3": {
+    "nixpkgs_4": {
       "locked": {
         "lastModified": 1786862985,
         "narHash": "sha256-FBJRXmbGXiSUDvYEbfLYRkckayyZ6SK1UEqhCrIZ2Cs=",
@@ -277,7 +329,7 @@
         "type": "github"
       }
     },
-    "nixpkgs_4": {
+    "nixpkgs_5": {
       "locked": {
         "lastModified": 1785386831,
         "narHash": "sha256-sPS3CaXH8RAT3FZRuy4VcV47iuYIWMMfa0GbyJKC3o4=",
@@ -293,7 +345,7 @@
         "type": "github"
       }
     },
-    "nixpkgs_5": {
+    "nixpkgs_6": {
       "locked": {
         "lastModified": 1786599213,
         "narHash": "sha256-yNJd40f11EzXBjSByCB7IPpeFFAdeoSKKM67dGkfFoU=",
@@ -336,7 +388,7 @@
     },
     "proton-cachyos-nix": {
       "inputs": {
-        "nixpkgs": "nixpkgs_3"
+        "nixpkgs": "nixpkgs_4"
       },
       "locked": {
         "lastModified": 1786897415,
@@ -354,9 +406,10 @@
     },
     "root": {
       "inputs": {
+        "helium-browser": "helium-browser",
         "home-manager": "home-manager",
         "nix-cachyos-kernel": "nix-cachyos-kernel",
-        "nixpkgs": "nixpkgs_2",
+        "nixpkgs": "nixpkgs_3",
         "proton-cachyos-nix": "proton-cachyos-nix",
         "stylix": "stylix",
         "zen-browser": "zen-browser"
@@ -371,9 +424,9 @@
         "firefox-gnome-theme": "firefox-gnome-theme",
         "flake-parts": "flake-parts_2",
         "gnome-shell": "gnome-shell",
-        "nixpkgs": "nixpkgs_4",
+        "nixpkgs": "nixpkgs_5",
         "nur": "nur",
-        "systems": "systems",
+        "systems": "systems_2",
         "tinted-kitty": "tinted-kitty",
         "tinted-schemes": "tinted-schemes",
         "tinted-tmux": "tinted-tmux",
@@ -409,6 +462,21 @@
         "type": "github"
       }
     },
+    "systems_2": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
     "tinted-kitty": {
       "flake": false,
       "locked": {
@@ -473,12 +541,30 @@
         "type": "github"
       }
     },
+    "utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
     "zen-browser": {
       "inputs": {
         "home-manager": [
           "home-manager"
         ],
-        "nixpkgs": "nixpkgs_5"
+        "nixpkgs": "nixpkgs_6"
       },
       "locked": {
         "lastModified": 1786883935,
diff --git a/flake.nix b/flake.nix
index b8a70b2..cb56ede 100644
--- a/flake.nix
+++ b/flake.nix
@@ -14,6 +14,11 @@
       inputs.home-manager.follows = "home-manager";
     };
 
+    helium-browser = {
+      url = "github:schembriaiden/helium-browser-nix-flake";
+      # no nixpkgs.follows: uses unstable-only lib attrs (libx11, libgbm)
+    };
+
     nix-cachyos-kernel.url = "github:xddxdd/nix-cachyos-kernel/release";
 
     proton-cachyos-nix.url = "github:powerofthe69/proton-cachyos-nix";
@@ -25,6 +30,7 @@
     , nixpkgs
     , home-manager
     , zen-browser
+    , helium-browser
     , nix-cachyos-kernel
     , stylix
     , proton-cachyos-nix