diff --git a/flake.lock b/flake.lock
new file mode 100644
index 00000000..13c1a124
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,78 @@
+{
+  "nodes": {
+    "elm-forbid-import": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1653575199,
+        "narHash": "sha256-TxqXxNwMrqMnWFNyFIf6JboPyTRK/zSNcSBUfeyPUqo=",
+        "ref": "refs/heads/main",
+        "rev": "f5d5dc93bb68a58aaa922ba588c94941845e0941",
+        "revCount": 142,
+        "type": "git",
+        "url": "https://git.bytes.zone/brian/elm-forbid-import.git"
+      },
+      "original": {
+        "type": "git",
+        "url": "https://git.bytes.zone/brian/elm-forbid-import.git"
+      }
+    },
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1685518550,
+        "narHash": "sha256-o2d0KcvaXzTrPRIo0kOLV0/QXHhDQ5DTi+OxcjO8xqY=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "a1720a10a6cfe8234c0e93907ffe81be440f4cef",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1686519857,
+        "narHash": "sha256-VkBhuq67aXXiCoEmicziuDLUPPjeOTLQoj6OeVai5zM=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "6b1b72c0f887a478a5aac355674ff6df0fc44f44",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "elm-forbid-import": "elm-forbid-import",
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "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 00000000..b768be0a
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,58 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+
+    elm-forbid-import = {
+      url = "git+https://git.bytes.zone/brian/elm-forbid-import.git";
+      flake = false;
+    };
+  };
+
+  outputs = inputs:
+    inputs.flake-utils.lib.eachDefaultSystem (system:
+      let pkgs = import inputs.nixpkgs { inherit system; };
+      in {
+        formatter = pkgs.nixpkgs-fmt;
+
+        devShell = pkgs.mkShell {
+          packages = [
+            # base dependencies
+            pkgs.git
+            pkgs.jq
+            pkgs.zstd
+
+            # building with Shake
+            pkgs.haskellPackages.ormolu
+            (pkgs.haskellPackages.ghcWithPackages (ps: [ ps.shake ]))
+
+            # node dependencies
+            pkgs.nodejs
+            pkgs.nodePackages.npm
+
+            # elm dependencies
+            pkgs.elmPackages.elm
+            pkgs.elmPackages.elm-format
+            pkgs.elmPackages.elm-test
+            pkgs.elmPackages.elm-language-server
+            pkgs.elmPackages.elm-verify-examples
+            pkgs.elmPackages.elm-review
+            pkgs.elmPackages.elm-json
+            # (pkgs.callPackage inputs.elm-forbid-import { })
+
+            # preview dependencies
+            pkgs.python3
+            pkgs.watchexec
+
+            # stuff we need for running builds in a `nix-shell --pure` environment.
+            pkgs.which
+            pkgs.netcat-gnu
+
+            # Buck dependencies
+            pkgs.black
+            pkgs.buildifier
+          ] ++ pkgs.lib.optionals pkgs.stdenv.isLinux [ pkgs.fsatrace pkgs.strace pkgs.cacert ];
+        };
+      }
+    );
+}