diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..18fde71
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,27 @@
+# Changelog
+
+## Unreleased
+
+## 0.3.1 - 2021-10-22
+
+- feat: add r2d2_sqlite (#6)
+- feat: add r2d2_mysql (#5)
+- chore: improve errors (#2)
+- chore: add simple examples (#3)
+
+## 0.2.1 - 2021-10-17
+
+- fix: add --all-features for docs.rs
+- doc: add documentation for the crate
+
+## 0.2.0 - 2021-10-17
+
+- feat: add transactions (#1)
+
+## 0.1.1 - 2021-10-12
+
+- fix: implement error for r2d2_postgres
+
+## 0.1.0 - 2021-10-12
+
+- feat: init connections