diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 00000000..743064cf
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,9 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [Unreleased]
+
diff --git a/CITATION.cff b/CITATION.cff
new file mode 100644
index 00000000..e03e005d
--- /dev/null
+++ b/CITATION.cff
@@ -0,0 +1,16 @@
+cff-version: 1.2.0
+title: 'HEPi'
+version: 0.2.11
+abstract: HEPi glues together several HEP tools.
+authors:
+- family-names: Neuwirth
+  given-names: Alexander Puck
+  orcid: "https://orcid.org/0000-0002-2484-1328"
+date-released: '2023-10-11'
+doi: 10.5281/zenodo.8430837
+license: GPL-3.0-only
+type: software
+identifiers:
+  - description: Zenodo release
+    type: doi
+    value: "10.5281/zenodo.8430837"