Electrs Rust implementation of Electrum protocol server. Reads from Bitcoin Core, indexes per-address history, serves Electrum clients. Repo: . Why Electrum protocol is the de-facto standard for SPV-style clients querying history per address. Public Electrum servers exist but for privacy you should run your own. Setup Requires Bitcoin Core with: Then: Indexes 1 day on a fast machine, 6 GB extra disk (alongside Core's 700 GB). Compatibility - Sparrow : connect to electrs. - Electrum (desktop) : connect. - BlueWallet (Watchtower / privacy mode): supports. - BTCPay Server : optional Electrum bac…