CKB Dev Log 2025-04-30

[linnnsss]

Updates

Release & Features

• Released offckb v0.3.5, one-click scaffolding for JS contracts and dApps: https://github.com/ckb-devrel/offckb/releases/tag/v0.3.5
• Updated contract development in Rust documentation: https://nervos-ckb-docs-git-fork-joii2020-v2dev-cryptape.vercel.app/docs/script/rust/rust-quick-start
• WASM ckb-debugger support: feat: support WASM version ckb-debugger as test engine ckb-js-vm#70
• New multisig enhancing interoperability deployed on mainnet: fix: Enhance multisig handling for optional since value ckb-system-scripts#99

Improvements

• Added a fee check to reject low-fee transactions, using a custom calculator based on NervosDAO logic: feat: Integrate MinFeeVerifier and DaoScriptSizeVerifier into light-client ckb-light-client#216
• Introduced a hole punching protocol to help nodes connect more easily through NAT by coordinating connection attempts: feat: add a hole punching protocol try use on nat traversal #4873
• CKB ledger app improvements: https://github.com/XuJiandong/app-nervos/tree/multisig
  • Arbitrary payee addresses support
  • New multisig support
  • NervosDAO compatibility with new multisig

In Pipeline…

• Nostr + ckb-light-client WASM app demo
• Multisig contract enhancements
  • [BREAKING CHANGE] Add MultisigVersion::Legacy and MultisigVersion::V2  ckb-sdk-rust#140
  • [Breaking Change] Add --multisig-code-hash flag to specify MultisigScript::V2 or MultisigScript::Legacy ckb-cli#631
• Porting Bitcoin's outbound block relay mechanism to CKB