generated: '2026-07-20'
method: searched
source: https://github.com/MinaProtocol/mina/releases
scheme: semver (daemon) + named network upgrades
current:
  daemon: 3.3.0-mainnet
  o1js: 2.15.0
  mina_signer: 4.1.0
docs: https://docs.minaprotocol.com/network-upgrades
entries:
  - version: Mesa (network upgrade)
    breaking: true
    highlights:
      - Mainnet network upgrade (hard fork) following Berkeley; all nodes must upgrade.
  - version: Berkeley (network upgrade)
    breaking: true
    highlights:
      - Transition to the Berkeley proof system.
      - Introduced zkApps (zero-knowledge smart contracts) via o1js.
      - Archive database migration required from Devnet/Mainnet to Berkeley schema.
notes: >-
  Release history for the daemon lives at github.com/MinaProtocol/mina/releases;
  o1js maintains its own CHANGELOG at github.com/o1-labs/o1js. Only the recent
  window of named network upgrades is captured here.