Changes

Changes
=======

v4 has many incompatibilities with v3. To see the full list of differences between
v3 and v4, please read the [Changes-v4.md file](./Changes-v4.md). Coding Agents should read [MIGRATION-v4.md](./MICRATION-v4.md)

v4.0.0 - 19 Apr 2026
  * Initial v4 release. Major features:
    * Lighter: Core / Companion module separation. Less dependencies in core.
    * Faster: Use of generics and other optimizations make v4 2x~3x faster than before.
    * Quantum-Ready: ML-KEM and ML-DSA, HPKE (+Hybrid) are supported through companion modules.
  * See Changes-v4.md for a full set of Changes since v3.