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. Coding Agents should read MIGRATION-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.