Meshtastic

Protobuf message definitions for a mesh radio network, documented with API reference and prebuilt TypeScript, Rust and cross-language client packages for app and firmware integration.

Fully-featured MQTT 5.0 client with complete packet/property support, QoS 0–2 state machine, TLS/WebSocket transports, asynchronous APIs with reactive message streams, immutable payloads, minimal dependencies and spec validation.

Converts Cursor-on-Target XML into TAKPacketV2 protobufs, compresses with zstd using dual dictionaries for LoRa, sanitizes mesh XML, and encodes compact structured payloads with delta geometry.

Pure zero-runtime-dependency Zstandard codec producing standard zstd frames with dictionary support; immutable digested dictionaries reusable across threads, one-shot API, and decompression-bomb guard.