diff --git a/.envrc b/.envrc
new file mode 100644
index 000000000..a94463401
--- /dev/null
+++ b/.envrc
@@ -0,0 +1,4 @@
+# vim: set ft=bash:
+if has nix; then
+  use flake
+fi
diff --git a/.gitignore b/.gitignore
index cf1f0223a..f2f903b36 100644
--- a/.gitignore
+++ b/.gitignore
@@ -22,3 +22,4 @@ pnpm-debug.log*
 # macOS-specific files
 .DS_Store
 .vercel
+.direnv
diff --git a/.tool-versions b/.tool-versions
new file mode 100644
index 000000000..f81cb37e6
--- /dev/null
+++ b/.tool-versions
@@ -0,0 +1,2 @@
+nodejs 22
+pnpm 9
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 000000000..3ed8f3b29
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,64 @@
+{
+  "nodes": {
+    "flake-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"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1737110817,
+        "narHash": "sha256-DSenga8XjPaUV5KUFW/i3rNkN7jm9XmguW+qQ1ZJTR4=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "041c867bad68dfe34b78b2813028a2e2ea70a23c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs",
+        "systems": "systems"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 000000000..8ac08f693
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,22 @@
+{
+  description = "docs.astronvim.org";
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+  inputs.systems.url = "github:nix-systems/default";
+  inputs.flake-utils = {
+    url = "github:numtide/flake-utils";
+    inputs.systems.follows = "systems";
+  };
+
+  outputs = {
+    nixpkgs,
+    flake-utils,
+    ...
+  }:
+    flake-utils.lib.eachDefaultSystem (
+      system: let
+        pkgs = nixpkgs.legacyPackages.${system};
+      in {
+        devShells.default = pkgs.mkShell {packages = with pkgs; [nodejs_22 pnpm];};
+      }
+    );
+}