diff --git a/var/spack/repos/builtin/packages/py-equinox/package.py b/var/spack/repos/builtin/packages/py-equinox/package.py
new file mode 100644
index 00000000000..927beebb9b7
--- /dev/null
+++ b/var/spack/repos/builtin/packages/py-equinox/package.py
@@ -0,0 +1,33 @@
+# Copyright Spack Project Developers. See COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack.package import *
+
+
+class PyEquinox(PythonPackage):
+    """Equinox is a comprehensive JAX library that provides a wide
+    range of tools and features not found in core JAX, including neural networks
+    with PyTorch-like syntax, filtered APIs for transformations, PyTree manipulation
+    routines, and advanced features like runtime errors."""
+
+    homepage = "https://docs.kidger.site/equinox/"
+
+    pypi = "equinox/equinox-0.11.10.tar.gz"
+
+    maintainers("viperMl")
+
+    license("Apache-2.0", checked_by="viperML")
+
+    version("0.11.12", sha256="bee22aabaf7ee0cde6f2ae58cf3b981dea73d47e297361a0203e299208ef1739")
+    version("0.11.10", sha256="f3e7d5545b71e427859a28050526d09adb6b20285c47476a606328a0b96c9509")
+
+    depends_on("py-hatchling", type="build")
+
+    with default_args(type=("build", "run")):
+        depends_on("python@3.10:")
+        depends_on("py-jax@0.4.13:0.4.26", when="@:0.11.10")
+        depends_on("py-jax@0.4.28:", when="@0.11.11:")
+        depends_on("py-jaxtyping@0.2.20:")
+        depends_on("py-typing-extensions@4.5.0:")
+        depends_on("py-wadler-lindig@0.1.0:")
diff --git a/var/spack/repos/builtin/packages/py-wadler-lindig/package.py b/var/spack/repos/builtin/packages/py-wadler-lindig/package.py
new file mode 100644
index 00000000000..b70541b7286
--- /dev/null
+++ b/var/spack/repos/builtin/packages/py-wadler-lindig/package.py
@@ -0,0 +1,21 @@
+# Copyright Spack Project Developers. See COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack.package import *
+
+
+class PyWadlerLindig(PythonPackage):
+    """A Wadler–Lindig pretty-printer for Python"""
+
+    homepage = "https://docs.kidger.site/wadler_lindig"
+    pypi = "wadler_lindig/wadler_lindig-0.1.3.tar.gz"
+
+    version("0.1.3", sha256="476fb7015135f714cef8f8eac7c44b164c8b993345e651a9b6f25b7b112440c9")
+
+    maintainers("viperML")
+
+    license("Apache-2.0", checked_by="viperML")
+
+    depends_on("py-hatchling", type="build")
+    depends_on("python@3.10:", type=("build", "run"))