diff --git a/packages/py-alphafold/package.py b/packages/py-absl-py/package.py
similarity index 52%
rename from packages/py-alphafold/package.py
rename to packages/py-absl-py/package.py
index 865beaf..fa01a06 100644
--- a/packages/py-alphafold/package.py
+++ b/packages/py-absl-py/package.py
@@ -3,11 +3,11 @@
 #
 # SPDX-License-Identifier: (Apache-2.0 OR MIT)
 
+import os
 
 from spack.package import *
-from spack.pkg.builtin.py_alphafold import PyAlphafold as SpackPyAlphafold
+from spack.pkg.builtin.py_absl_py import PyAbslPy as SpackPyAbslPy
 
+class PyAbslPy(SpackPyAbslPy):
 
-class PyAlphafold(SpackPyAlphafold):
-
-    version("2.3.2", sha256="4ea8005ba1b573fa1585e4c29b7d188c5cbfa59b4e4761c9f0c15c9db9584a8e")
+    version("1.0.0", sha256="ac511215c01ee9ae47b19716599e8ccfa746f2e18de72bdf641b79b22afa27ea")
diff --git a/packages/py-chex/package.py b/packages/py-chex/package.py
new file mode 100644
index 0000000..cc72529
--- /dev/null
+++ b/packages/py-chex/package.py
@@ -0,0 +1,13 @@
+# Copyright 2013-2024 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+import os
+
+from spack.package import *
+from spack.pkg.builtin.py_chex import PyChex as SpackPyChex
+
+class PyChex(SpackPyChex):
+
+    version("0.0.7", sha256="4ea31fbf17075f376040ac9ce3f10de94cefa8c37a974ca0871b4260927aa924")
diff --git a/packages/py-dm-haiku/package.py b/packages/py-dm-haiku/package.py
new file mode 100644
index 0000000..4e23f71
--- /dev/null
+++ b/packages/py-dm-haiku/package.py
@@ -0,0 +1,13 @@
+# Copyright 2013-2024 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+import os
+
+from spack.package import *
+from spack.pkg.builtin.py_dm_haiku import PyDmHaiku as SpackPyDmHaiku
+
+class PyDmHaiku(SpackPyDmHaiku):
+
+    version("0.0.9", sha256="97752b32cdbe5a3e2d1c60ea884d33eb4b36e7d410000f0d61b571417c925435")
diff --git a/packages/py-immutabledict/package.py b/packages/py-immutabledict/package.py
new file mode 100644
index 0000000..09cd047
--- /dev/null
+++ b/packages/py-immutabledict/package.py
@@ -0,0 +1,13 @@
+# Copyright 2013-2024 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+import os
+
+from spack.package import *
+from spack.pkg.builtin.py_immutabledict import PyImmutabledict as SpackPyImmutabledict
+
+class PyImmutabledict(SpackPyImmutabledict):
+
+    version("2.0.0", sha256="1b3ab650dc9db0df80fc198b9d31bee45062c4774b3dfbf3d2f3e1f6d4929258")
diff --git a/packages/py-jax/package.py b/packages/py-jax/package.py
new file mode 100644
index 0000000..3c87c43
--- /dev/null
+++ b/packages/py-jax/package.py
@@ -0,0 +1,13 @@
+# Copyright 2013-2024 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+import os
+
+from spack.package import *
+from spack.pkg.builtin.py_jax import PyJax as SpackPyJax
+
+class PyJax(SpackPyJax):
+
+    version("0.3.25", sha256="18bea69321cb95ea5ea913adfe5e2c1d453cade9d4cfd0dc814ecba9fc0cb6e3")
diff --git a/packages/py-jaxlib/package.py b/packages/py-jaxlib/package.py
new file mode 100644
index 0000000..3fd3899
--- /dev/null
+++ b/packages/py-jaxlib/package.py
@@ -0,0 +1,13 @@
+# Copyright 2013-2024 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+import os
+
+from spack.package import *
+from spack.pkg.builtin.py_jaxlib import PyJaxlib as SpackPyJaxlib
+
+class PyJaxlib(SpackPyJaxlib):
+
+    version("0.3.25", sha256="73ebc7868631cd9d520385557bbd7f08762d748a5a6a1bebef0f3b8d7ba748ef")