Ignore the drama - Bitcoin Cash (BCH) keeps on building!
- August 2017 - initial upgrade to bigger blocks (8MB)
- November 2017 - improved difficulty algorithm, script checks
- May 2018 - bigger blocks (32MB), re-enabled more opcodes, increased OP_RETURN size to 223 bytes
- November 2018 - add OP_CHECKDATASIG and OP_CHECKDATASIGVERIFY opcodes, CTOR, improved script checks
- May 2019 - add Schnorr signatures
- November 2019 - enable Schnorr signatures for OP_CHECKMULTISIG(VERIFY)
- May 2020 - replace SigOps counting by SigChecks, add new OP_REVERSEBYTES
- November 2020 - implement ASERT block time targeting
- May 2021 - remove limits on unconfirmed transaction chain lengths, allow multiple OP_RETURN outputs
- May 2022 - add bigger script integers (64 bit) and native introspection opcodes
- May 2023 - add CashTokens and P2SH32, tighten transaction version & size rules
- May 2024 - move to adaptive blocksize limit algorithm (ABLA)
- May 2025 - improve VM limits and enable BigInt high-precision arithmetic in scripts
Proving that multiple node teams can coordinate protocols upgrades via hard forks in a decentralized way, to bring scaling to permissionless money for the world.
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