All notable changes to this project will be documented in this file, in reverse chronological order by release.
- Nothing.
- The minimum PHP version requirement has been raised to 7.4.1.
- Nothing.
- Nothing.
- Nothing.
- Support for ISMNs (International Standard Music Numbers).
- Refactored EAN normalization/checksumming/validation to a separate class.
- Nothing.
- Nothing.
- Nothing.
- Refined ISBN normalization/extraction (see pull request #4).
- Nothing.
- Nothing.
- Nothing.
- Nothing.
- Nothing.
- Nothing.
- PHP 5 support.
- Nothing.