- Added Korean support and enhanced Chinese processing plus broader diacritics normalization for several languages
- Implemented major performance improvements such as lower memory usage for long‑word queries, faster exactness and proximity ranking, reduced indexing time and single‑dump migration support
- Introduced breaking CLI changes (removed max index size and auto‑batching options, renamed dump command), added security check rejecting master keys under 16 bytes, and overhauled error codes across the API