github nervosnetwork/ckb v0.203.0
ckb 0.203.0 (88d1126 2025-10-22)

3 days ago

Highlights

BREAKING: #4910 introduces breaking changes to the Rust SDK. There's a tool to migrate old codes: https://github.com/driftluo/ckb-gen-type-migrate

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 9,690 v0.119.0
mainnet ckb2023 since epoch 12,293 v0.200.0

See how to connect to various chains in Wiki.

Default assume valid target

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 v0.202.0

Compare changes in GitHub

Features

Bug Fixes

  • #4895: NetRpcImpl fix error handling for add_node and remove_node (@eval-exec)

Improvements

  • #4970: Set strum default-features to false (@eval-exec)

  • #4946: Rich-indexer: keep rocksdb SecondaryDB sync before read (@eval-exec)

  • #4972: Limit the size of filters field in message BlockFilters in GetBlockFiltersProcess (@Officeyutong)

    This PR limits size of filters field to 1.8MB, to avoid the frame sended by tentacle being too large (reaches 2MB) causing full CKB nodes disconnects light-client nodes

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