Esplora Block explorer + REST API by Blockstream. Two parts: - electrs fork (esplora-electrs) — backend indexer. - Esplora frontend — web UI + REST API. Repo: . Setup Heavy: requires Bitcoin Core with + esplora-electrs indexer + frontend Node.js process. REST API Public endpoint for blockstream.info: JSON responses; well-documented at . Self-hosted explorer Run your own: - Privacy : queries don't go to a third party. - Full feature : address history, mempool, fees, charts. - Heavy : 1-2 TB disk, several GB RAM. Public services - blockstream.info — Esplora's flagship instance. - mempool.space…