diff --git a/.github/workflows/nightly.yaml b/.github/workflows/nightly.yaml
new file mode 100644
index 0000000..deca198
--- /dev/null
+++ b/.github/workflows/nightly.yaml
@@ -0,0 +1,26 @@
+# Copyright 2025 NWChemEx-Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+name: .github Pull Request Workflow
+
+on:
+  schedule:
+    - cron: "0 6 * * *" # Every day at 06:00 UTC (00:00 CST)
+
+jobs:
+  test_library:
+    uses: NWChemEx/.github/.github/workflows/test_nwx_library.yaml@master
+    with:
+      compilers: '["gcc-14", "clang-18"]'
diff --git a/README.md b/README.md
index 6ac3980..13bf69a 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,8 @@
 
 [Documentation](https://nwchemex.github.io/SimDE)
 
+[![Nightly Workflow](https://github.com/NWChemEx/SimDE/actions/workflows/nightly.yaml/badge.svg)](https://github.com/NWChemEx/SimDE/actions/workflows/nightly.yaml)
+
 [![Citation Badge](https://api.juleskreuer.eu/citation-badge.php?doi=10.1109/MCSE.2018.2884921)](https://juleskreuer.eu/projekte/citation-badge/)
 
 The Simulation Development Environment (SimDE) includes software designed to