diff --git a/crates/ltk_hashdb/CHANGELOG.md b/crates/ltk_hashdb/CHANGELOG.md
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+# 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).
+
+
+## [0.1.0](https://github.com/LeagueToolkit/Mimir/releases/tag/ltk_hashdb-v0.1.0) - 2026-07-13
+
+### Added
+
+- *(hashdb, cache)* implement LayeredHashDB
+- refactor monolithic error type
+- implement  case sensitivity flag
+- initial commit
+
+### Other
+
+- *(hashdb)* change decompressions visibility
+- implement release-plz
diff --git a/crates/ltk_mimir_cache/CHANGELOG.md b/crates/ltk_mimir_cache/CHANGELOG.md
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+++ b/crates/ltk_mimir_cache/CHANGELOG.md
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+# 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).
+
+
+## [0.1.0](https://github.com/LeagueToolkit/Mimir/releases/tag/ltk_mimir_cache-v0.1.0) - 2026-07-13
+
+### Added
+
+- *(cache, cli)* add fetch glue
+- *(hashdb, cache)* implement LayeredHashDB
+- *(cache)* add fetcher error type
+- *(cache)* add update_async
+- refactor monolithic error type
+- bunch of improvements to cache crate
+- add cache updater
+- initial commit
+
+### Other
+
+- implement release-plz