diff --git a/nix/checks/default.nix b/nix/checks/default.nix
index 20f0dd7..604a33f 100644
--- a/nix/checks/default.nix
+++ b/nix/checks/default.nix
@@ -5,4 +5,5 @@
 {
   formatted = import ./formatted.nix { inherit inputs system; };
   nixos = import ./nixos.nix { inherit inputs system; };
+  lib = import ./lib.nix { inherit inputs system; };
 }
diff --git a/nix/checks/lib.nix b/nix/checks/lib.nix
new file mode 100644
index 0000000..c6a8798
--- /dev/null
+++ b/nix/checks/lib.nix
@@ -0,0 +1,56 @@
+{
+  inputs ? import ../inputs.nix,
+  system ? builtins.currentSystem or "unknown-system",
+  lib ? import ../lib { inherit inputs; },
+  pkgs ? import ../nixpkgs.nix { inherit inputs system; },
+  utils ? import ../utils.nix { inherit inputs; },
+}:
+let
+  owner = "typhon";
+  repo = "typhon-ci";
+  typhonUrl = "https://etna.typhon-ci.org/";
+  secrets = pkgs.writeText "secrets" "";
+  all = {
+    github =
+      (lib.github.mkProject {
+        inherit
+          owner
+          repo
+          typhonUrl
+          secrets
+          ;
+        deploy = [
+          {
+            name = "push to cachix";
+            value = lib.cachix.mkPush { name = "typhon"; };
+          }
+          {
+            name = "github pages";
+            value = lib.github.mkPages {
+              inherit owner repo;
+              job = "main";
+              customDomain = "typhon-ci.org";
+            };
+          }
+        ];
+      }).actions;
+    gitea =
+      (lib.gitea.mkProject {
+        inherit
+          owner
+          repo
+          typhonUrl
+          secrets
+          ;
+        instance = "codeberg.org";
+      }).actions;
+    dummy = (lib.dummy.mkProject { url = "github:typhon-ci/typhon"; }).actions;
+    git = lib.git.mkJobsets { url = "https://github.com/typhon-ci/typhon"; };
+  };
+in
+pkgs.stdenv.mkDerivation {
+  name = "check-typhon-lib";
+  buildInputs = utils.lib.mapAttrsToList (_: x: x.${system}) all;
+  phases = [ "installPhase" ];
+  installPhase = "touch $out";
+}
diff --git a/nix/jobs.nix b/nix/jobs.nix
index a3a6ecb..0b8ba33 100644
--- a/nix/jobs.nix
+++ b/nix/jobs.nix
@@ -10,5 +10,6 @@ in
     doc = import ./packages/doc.nix { inherit inputs system; };
     formatted = import ./checks/formatted.nix { inherit inputs system; };
     nixos = import ./checks/nixos.nix { inherit inputs system; };
+    lib = import ./checks/lib.nix { inherit inputs system; };
   };
 }