diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..3550a30
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use flake
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..a553314
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,78 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1783604885,
+        "narHash": "sha256-tzMgSkV7kljEkqIjlgV6F+n+xD+/a35Db8bs7a4BFAo=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "767b0d3ec98a143ad9ed7dfc0d5553510ac27133",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1744536153,
+        "narHash": "sha256-awS2zRgF4uTwrOKwwiJcByDzDOdo3Q1rPZbiHQg/N38=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "18dd725c29603f582cf1900e0d25f9f1063dbf11",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "rust-overlay": "rust-overlay",
+        "systems": "systems"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "nixpkgs": "nixpkgs_2"
+      },
+      "locked": {
+        "lastModified": 1783747106,
+        "narHash": "sha256-KlepQu/O5m11lAjcJ4ER5bc6bIzyX2UMPDARzMzQfIw=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "e598b37857b895b81020a65a802ef55f5bbed72f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
+    "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 0000000..c6640d0
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,44 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    rust-overlay.url = "github:oxalica/rust-overlay";
+
+    systems.url = "github:nix-systems/default";
+  };
+
+  outputs = {
+    nixpkgs,
+    systems,
+    ...
+  } @ inputs: let
+    eachSystem = f:
+      nixpkgs.lib.genAttrs (import systems) (
+        system:
+          f (import nixpkgs {
+            inherit system;
+            overlays = [inputs.rust-overlay.overlays.default];
+          })
+      );
+
+    rustToolchain = eachSystem (pkgs: (pkgs.rust-bin.stable.latest.default.override {
+      extensions = ["rust-src"];
+    }));
+  in {
+    devShells = eachSystem (pkgs: {
+      default = pkgs.mkShell {
+        RUST_SRC_PATH = pkgs.rustPlatform.rustLibSrc;
+        packages =
+          [
+            rustToolchain.${pkgs.system}
+          ]
+          ++ (with pkgs; [
+            rust-analyzer-unwrapped
+            cargo
+            cargo-insta
+            cargo-hack
+            bacon
+          ]);
+      };
+    });
+  };
+}