diff --git a/pkgs/development/openscad-packages/bosl/default.nix b/pkgs/development/openscad-packages/bosl/default.nix
new file mode 100644
index 000000000000..fb1822aca8d3
--- /dev/null
+++ b/pkgs/development/openscad-packages/bosl/default.nix
@@ -0,0 +1,27 @@
+{
+  lib,
+  buildOpenSCADPackage,
+  fetchFromGitHub,
+}:
+
+buildOpenSCADPackage (finalAttrs: {
+  pname = "bosl";
+  version = "unstable-2023-02-19";
+  libName = "BOSL";
+
+  installTargets = [ "*.scad" ];
+
+  src = fetchFromGitHub {
+    owner = "revarbat";
+    repo = "BOSL";
+    rev = "4ce427a8a38786e5f74b728c1e33d9fe7d4904d2";
+    hash = "sha256-24vqGt0TPe09K1WTP8fDX2Wx4MlsDnigzx7Ha0mXCOg=";
+  };
+
+  meta = {
+    description = "The Belfry OpenScad Library - A library of tools, shapes, and helpers to make OpenScad easier to use.";
+    homepage = "https://github.com/revarbat/BOSL";
+    license = lib.licenses.bsd2;
+    maintainers = with lib.maintainers; [ xoconoch ];
+  };
+})
diff --git a/pkgs/top-level/openscad-packages.nix b/pkgs/top-level/openscad-packages.nix
index 41192ee82791..c603b493feda 100644
--- a/pkgs/top-level/openscad-packages.nix
+++ b/pkgs/top-level/openscad-packages.nix
@@ -12,5 +12,6 @@ lib.makeScope newScope (
   lib.recurseIntoAttrs {
     buildOpenSCADPackage = self.callPackage ../build-support/build-openscad-package { };
     openscad = openscadOrig.override { openscadPackages = self; };
+    bosl = self.callPackage ../development/openscad-packages/bosl { };
   }
 )