ckb 0.202.0 (d0a6c95 2025-06-11)

[doitian]

Highlights

@driftluo has added a hole punching protocol to address NAT traversal issues. This feature will make many nodes publicly accessible, significantly improving network availability. For more details, see #4873.

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: 0x404b0dde051c49ea989fbc85c86aac6aba0f9ce38f5cdbfdec23493fb8b52e80
• Testnet: 0xe68d17c4c2b5f5fba7b9af2875d40f2da4b506e9b46930e9774f18a3d9b79381

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 v0.201.0

Compare changes in GitHub

Features

• feat: use json array stream to handle jsonrpc batch request #4883: Use json array stream to handle jsonrpc batch request (@quake)
• Update DaoCalculator so it can be used in light client #4878: Update DaoCalculator so it can be used in light client (@Officeyutong)
• feat: add a hole punching protocol try use on nat traversal #4873: Add a hole punching protocol try use on nat traversal (@driftluo)

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This discussion was created from the release ckb 0.202.0 (d0a6c95 2025-06-11).