A suite of MQTT-related projects in Rust.

Feedback is always welcome.

• gneiss-mqtt - Async and thread-based MQTT5 clients
• gneiss-mqtt-aws - Builder crate to connect gneiss MQTT clients to AWS IoT Core
• elasti-gneiss - (Unpublished, Workspace only) Interactive client test application using gneiss-mqtt
• elasti-gneiss-aws - (Unpublished, Workspace only) Interactive client test application using gneiss-mqtt-aws to connect to AWS IoT Core

• 0.3.0 Release (April 2024)
• • Internal refactoring and unit/integration tests that were delayed once "it worked"
• • Support native-tls as a TLS option
• • Misc chores: error unification and polish
• • Misc chores: conversion impls
• • Misc chores: logging/display/debug polish
• 0.4.0 Release (May 2024)
• • Background thread client for no-async support
• 0.5.0 Release (July 2024)
• • MQTT311 support
• • CI/CD
• 1.0.0 Release (GA, September 2024)
• • Public API finalization
• • Performance measurements and tuning
• • Canaries, soak testing, samples
• • Non-AWS cloud provider builders (Azure, HiveMQ, etc...)
• 1.1.0 Release
• • Bridging support
• 1.2.0 Release
• • MQTT5 authentication exchange support
• 1.3.0 Release
• • Persistence support

• Request-response client crates for known MQTT services (AWS Shadow, Jobs, Fleet Provisioning, etc...)
• gneiss-mqtt-embedded: Embedded implementation targeting highly-constrained environments

All projects in this space are licensed under the Apache 2.0 License.