diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..6bbc30c
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,7 @@
+# 1.0.0-beta.1 (2023-06-03)
+
+
+### Features
+
+* **format:** add basic format function ([ce54dac](https://github.com/TomokiMiyauci/format/commit/ce54dac173f1d88b9b6a8888cf7379c31f0f1c2e))
+* **mod:** export format and related types ([a88566b](https://github.com/TomokiMiyauci/format/commit/a88566b0af8a123d1108ad7f0fbfa21fb032d9ca))