Eclair (ACINQ) Eclair is ACINQ's Lightning implementation. Scala-based, runs on JVM, designed primarily as a routing/payment infrastructure node rather than personal wallet. Components - — main daemon. - — CLI tool wrapping HTTP API. - HTTP/JSON-RPC API (no gRPC by default). - Phoenix (mobile wallet) talks to ACINQ's Eclair backend via custom protocol. Configuration : HOCON syntax (superset of JSON). API HTTP basic auth with single password (set in conf). Calls: Plugin architecture Eclair plugins are JVM JAR files dropped into the directory. Implement interface in Scala/Java. Hooks into: - Ch…