@@ -0,0 +1,64 @@
+{
+  description = "A basic gomod2nix flake";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+
+    pre-commit-hooks.url = "github:cachix/git-hooks.nix";
+    pre-commit-hooks.inputs.nixpkgs.follows = "nixpkgs";
+  };
+
+  outputs =
+    {
+      self,
+      nixpkgs,
+      pre-commit-hooks,
+    }:
+    let
+      supportedSystems = [
+        "x86_64-linux"
+        "aarch64-linux"
+        "x86_64-darwin"
+        "aarch64-darwin"
+      ];
+
+      forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
+    in
+    {
+      checks = forAllSystems (
+        system:
+        let
+          pkgs = import nixpkgs { inherit system; };
+        in
+        {
+          pre-commit-check = pre-commit-hooks.lib.${system}.run {
+            src = ./.;
+            hooks = {
+              go-mod-tidy = {
+                enable = true;
+                name = "go-mod-tidy";
+                description = "Run `go mod tidy`";
+                types_or = [
+                  "go"
+                  "go-mod"
+                ];
+                entry = "${pkgs.go}/bin/go mod tidy";
+                pass_filenames = false;
+              };
+            };
+          };
+        }
+      );
+      devShells = forAllSystems (system: {
+        default = nixpkgs.legacyPackages.${system}.mkShell {
+          inherit (self.checks.${system}.pre-commit-check) shellHook;
+          packages = with nixpkgs.legacyPackages.${system}; [
+            go
+            go-licenses
+            gotools
+            just
+          ];
+        };
+      });
+    };
+}