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Ever wondered what those cryptic hex strings in your Lightning node's peer info actually mean?
This is a web tool to decode Lightning Network feature flags based on BOLT #9

What it does:

  • Paste any feature hex string (from lightning-cli listpeers or similar)
  • Get instant breakdown of which features are required/optional/assumed
  • Learn the bit-level details of how Lightning nodes communicate capabilities
  • Understand the "even=mandatory, odd=optional" rule