CKB Dev Log 2025-05-28

[Officeyutong]

Updates

Features

• Multi-language SDKs and related tools are progressing, with several key updates currently released or under review:
  • ckb-sdk-rust multisig support released: [BREAKING CHANGE] Add MultisigVersion::Legacy and MultisigVersion::V2  ckb-sdk-rust#140
  • ckb-sdk-rust WASM support under review: Support for wasm ckb-sdk-rust#142
  • ckb-sdk-go, ckb-sdk-java, and ckb-cli are also under review:
    • [BREAKING CHANGE] Add MultisigVersion Legacy and V2 ckb-sdk-go#233
    • [BREAKING CHANGE] Add MultisigVersion Legacy and V2 ckb-sdk-java#695
    • [Breaking Change] Add --multisig-code-hash flag to specify MultisigScript::V2 or MultisigScript::Legacy ckb-cli#631

Improvements

• Improved serialization for script hash type.
• Several enhancements to ckb-node-probe:
  • feat: add online ip key cryptape/ckb-discovery#8
  • feat: peer status advance cryptape/ckb-discovery#9
• Several ckb-vm related projects now consolidated under the ckb-vm-cntrib monorepo:
  • Create ckb-mock-tx-types ckb-vm-contrib#1
  • Create spike-sys ckb-vm-contrib#2
  • Create ckb x64 simulator ckb-vm-contrib#3
  • Create ckb-vm-bench-scripts ckb-vm-contrib#4
  • Create ckb-vm-bench crate ckb-vm-contrib#5
• Added LoadHeader to cbk-vm: Add load header in high level XuJiandong/ckb-js-vm#2
• Reconstructed ckb_vm_runner for unit testsing: Refactor examples/ckb_vm_runner ckb-vm#479

Fixes

• Minor bug fix in Meepo scheduler: test: Add a new unit test documenting Meepo's scheduler impl quirk #4885

In Pipeline…

• NAT hole-punching support for CKB under review: feat: add a hole punching protocol try use on nat traversal #4873
• DID: Finished design to enable DID cell management with any lock script. See
• Block-relay-only support for CKB under development: feat: Add 2 outbound block-relay-only connections #4888
• CKB support on Tor is ready for acceptance.