Open source repositories tagged with #messaging, ranked by health score.
🚀Apache RocketMQ build in Rust🦀. Faster, safer, and with lower memory usage. ⭐ Star to support our work❤️!
Instant messaging platform. Backend in Go. Clients: Swift iOS, Java Android, JS webapp, scriptable command line; chatbots
Apache Kafka® running on Kubernetes
MQTT Server/MQTT Broker - Scalable Distributed MQTT Message Broker for IoT in the 5G Era
Scalable real-time messaging server in a language-agnostic way. Self-hosted alternative to Pubnub, Pusher, Ably, socket.io, Phoenix.PubSub, SignalR. Set up once and forever.
Efficient reliable UDP unicast, UDP multicast, and IPC message transport
Macro is a unified workspace for teams: email, chat, docs, tasks, agents, calls, and CRM — @-linked together with shared AI memory.
A community-driven replacement for JSQMessagesViewController
Web & desktop (Electron) client for the OCTO open workplace — one React + TypeScript codebase shipping browser and PC surfaces, with first-class AI agent UX.
🚀 TouchFish V5 官方支持的现代化客户端，基于Flutter构建 | The TouchFish V5 Officially Supported Modern Chat Client, Built with Flutter
