bitcoin-kernel

A pristine JavaScript Bitcoin kernel and the layers it powers.

Browser-native Bitcoin mempool watcher: independent witnesses compared, transactions verified by hash, and per-pool dark-transaction rates measured against consensus blocks. No trusted server.

Browser-native Bitcoin fork & stale-block monitor: chain tips from nostr, explorers and the block·health WebRTC mesh, every header re-verified locally; reorgs recorded with the evidence kept. No trusted server.

Live Bitcoin blocks over NIP-333, re-validated in your browser, scored for OP_RETURN datacarrier health

A Bitcoin testnet4 node's validation core in a browser tab: bootstrap from a torrented or Core assumeUTXO snapshot, validate blocks forward, follow the chain, and live-sync headers over a WS-to-TCP bridge.

Browser-native Bitcoin node: validate Bitcoin's consensus rules in a tab, sync to OPFS. Built on bitcoin-kernel.