Nigiri Single-command regtest stack. Includes Bitcoin Core + electrs + Esplora frontend + optional Liquid + optional LN. Repo: . Quickstart Features - All in one : runs bitcoind, electrs, Esplora frontend, Chopsticks (mock signatures). - Esplora available at for explorer + REST API. - Faucet for instant BTC. - Liquid support via . - Lightning via . Use cases - Wallet integration that needs Esplora API. - End-to-end testing with realistic explorer queries. - Demos with full Bitcoin + explorer view. Compared | Aspect | Nigiri | Polar | Manual regtest | |--------|--------|-------|---------------…