* [HAVEN v4.0.0](https://github.com/ancsemi/Haven) – Self-hosted private chat server that runs on your machine, offering voice, channels, invite codes, and file sharing.

* [Unify Chat Provider v8.9.0](https://github.com/smallmain/vscode-unify-chat-provider) – Integrates multiple LLM APIs into VS Code's GitHub Copilot Chat, enabling unified configuration and access to many free models.

* [Official React Native SDK for Stream Chat v9.8.2](https://github.com/GetStream/stream-chat-react-native) – React Native and Expo components for building chat applications with Stream Chat.

* [CometChat React Native UI Kit v5.4.1](https://github.com/cometchat/cometchat-uikit-react-native) – Pre-built UI kit for integrating chat functionality into React Native mobile apps.

* [Deep Chat 2.5.1](https://github.com/OvidijusParsiunas/deep-chat) – Customizable AI chat component for seamless website integration.

* [OCTO Server v1.16.0](https://github.com/Mininglamp-OSS/octo-server) – Go backend exposing REST and WebSocket APIs, orchestrating Lobster agent sessions, and running a WuKongIM control-plane for real-time messaging.

* [OCTO Web v1.14.0](https://github.com/Mininglamp-OSS/octo-web) – React and TypeScript client that provides the OCTO chat interface in both browser and Electron desktop surfaces, connecting via REST and WebSocket.

* [JuggleIM v1.8.16](https://github.com/juggleim/im-server) – High-performance instant messaging backend providing protobuf and WebSocket long-connection delivery with reliable storage and multi-tenant support.

* [Delta Chat Desktop v2.59.1](https://github.com/deltachat/deltachat-desktop) – Desktop application for secure messaging based on email protocols.

* [PocketRisu v1.10.0](https://github.com/PocketRisu/PocketRisu) – Self-hosted AI roleplay chat platform for PC, tablet, and smartphone with multiple model providers and unified SQLite storage.

* [Onetime Secret v0.26.9](https://github.com/onetimesecret/onetimesecret) – Securely share sensitive information through a single-use link that can be viewed only once.

* [Obot v0.24.2](https://github.com/obot-platform/obot) – MCP Gateway and AI platform that provides LLM chat, server discovery, knowledge integration, and centralized administration for self-hosted or cloud deployments.

* [Beaver IM v2.1.1](https://github.com/wsrh8888/beaver-server) – Go-Zero-based IM server providing REST, WebSocket, and gRPC services with OAuth JWT, database storage, and real-time audio/video support.

* [Sharkord v0.0.24](https://github.com/Sharkord/sharkord) – Lightweight self-hosted real-time communication platform providing voice, video, text, and file sharing with full data control.

* [Rocket.Chat Desktop App 4.17.0-alpha.2](https://github.com/RocketChat/Rocket.Chat.Electron) – Cross-platform desktop client for Rocket.Chat built with Electron.

* [warpdrv v0.6.17-beta](https://github.com/mikjee/warpdrv) – Desktop toolkit for managing llama-server instances and chatting with local LLMs, featuring a rich UI, voice, MCP tools, and workflow helpers like RAG and agents.

* [Monadic Chat v1.0.0-beta.30](https://github.com/yohasebe/monadic-chat) – Locally hosted web application for creating and utilizing intelligent chatbots with advanced task execution capabilities.