News

• Resizing Lightning Channels Off-Chain With Hierarchical Channels Announcement, Explainer, Paper
• Watchtower Accountability Proofs via accumulators
• New Lightning Developers Meetup in Denver
• niftynei attempting to make a formal definition of Layer-2 at MIT https://gist.github.com/niftynei/5f9373568e2cf6d15db6c7546a43f763
• Amboss raised $4 Million for Lightning services
  • “the funding will go toward bolstering product development at Amboss, including in the A.I. and machine learning space.” — Stillmark VC

Notable Releases and Updates

• Lightspark launches its product suite
• LDK Roadmap
• BTCPayServer adds
  • Hooks for LNURL invoices (prompted by NIP-57 zaps)
  • Proof of Payment (the preimage to the HTLC)

Node Runner News

For Builders + Creators

• Voltage launches Nostr support - NIP05, Lightning Address, and Zaps

Spec Updates

• Route Blinding (Proposal)
• Splicing draft specification
• Offers making progress: “now also rebased, implementations converging, LDK a little bit away from interop testing, need to finalize the data structures, and also need the ability to generate blinded paths”
• Continued work on specifying Taproot Channels
  • Elle’s got a explainer on tx updates https://ellemouton.com/posts/taproot-chan-txs/
• Blinded Paths → Onion Messaging → Offers

Node Releases