ckb 0.200.0 (52c2be1 2025-03-05)

Highlights

This release will start the process to activate CKB Edition Meepo (2024) on the Mainnet.

Compatibility Table

Network	Consensus Version	Minimal CKB Version
dev	ckb2023 since epoch 0
preview	ckb2023 since epoch 0	v0.119.0
testnet	ckb2023 since epoch 9690	v0.119.0
mainnet	ckb2021 since epoch 5414 †	v0.103.0

† ckb2023 mainnet activation will start since epoch 12,293

See how to connect to various chains in Wiki.

Default assume valid target

• Mainnet: 0x216095bfc3bb68e7509db4b3f98b105ac5565586876a795a9c5c3d0dfe134cb5
• Testnet: 0xd92fe833fd53c6e0c7f05516609c3bbf4777aa05d016523cf1ff8aeaeec6fc13

Downloads

OS	Arch	Runtime Dependencies	Package	Sign
macOS	x64	macOS 10.15 or above	zip	PGP
macOS (Portable)	x64	macOS 10.15 or above	zip	PGP
macOS	ARM64	macOS 10.15 or above	zip	PGP
macOS (Portable)	ARM64	macOS 10.15 or above	zip	PGP
Linux	x64	glibc, libstdc++	tarball	PGP
Linux (Portable)	x64	glibc, libstdc++	tarball	PGP
CentOS	x64	glibc, libstdc++	tarball	PGP
CentOS (Portable)	x64	glibc, libstdc++	tarball	PGP
Windows	x64	VC++ Redistributable	zip	PGP
Linux	ARM64	glibc, libstdc++	tarball	PGP
Docker			dockerhub

Deprecation Notice: CentOS has reached its EOL, we will stop providing CentOS binaries in the future. Please use other platforms or build from source.

The .asc files are signatures. It is wise and more secure to check out for the files integrity.

Try the portable variants if the binaries complains about illegal instructions.

Changes since v0.121.0

Compare changes in GitHub

Features

• #4807: Activate CKB Edition Meepo (2024) on the Mainnet (@zhangsoledad)

  This is a breaking change of consensus once activated.

• #4800: Implement nodes filter with P2P transport service types (@driftluo)

• #4793: Mark DNS address connected time on peer store (@driftluo)

Improvements

• #4795: NetRpcImpl::get_peers return Remoteaddress.addresses without duplicates (@eval-exec)

  This is a breaking change of RPC.

• #4801: Upgrade openssl from 0.10.68 to 0.10.70, fix RUSTSEC-2025-0004 (@eval-exec)

• #4785: Improving spawn and exec syscalls (@mohanson)