Open source chat server, Instant messaging server. Tinode Instant Messaging Server. Let's Chat is a self-hosted chat solution for small teams. Fluxer is open source (AGPL), selfhostable and based in Sweden. Nakama. But maybe wait a while before you try to install the server yourself because the dev writes on github: > I know it’s hard to resist, but please wait a little longer before you dive deep into the current codebase or try to set up self-hosting Feb 21, 2026 · Compare the top open-source LLM alternatives to OpenAI in 2026—self-hosted models, APIs, and tools that match GPT-4 performance. Chat is a comprehensive communication platform that classifies channels as public (open to anyone who joins) or private (invitation-only) rooms. IRC. ai Would love feedback from anyone building ChatGPT Apps. Website (free cloud coming soon): https://yavio. 0), client-side binding in Java, Javascript, and Swift, as well as gRPC client support for C++, C#, Go, Java, Node, PHP, Python, Ruby, Objective-C, etc. 2 days ago · OpenClaw is a self-hosted gateway that connects your favorite chat apps — WhatsApp, Telegram, Discord, iMessage, and more — to AI coding agents like Pi. Zulip is a popular group-chat application that follows the topic-based threading model. May 27, 2025 · Top 5 Self-Hosted Chat Software Solutions in 2025 Top 5 self-hosted chat solutions: MirrorFly, Mattermost, Troopmessenger, Zangi, and Wickr offer control and privacy. Is OpenAI down? Here you see what is going on. An open network for secure, decentralised communication Chat with friends, family, communities and co-workers Start a conversation Support us Rocket. 6 days ago · Looking for a privacy-focused Discord alternative? These open-source platforms offer voice, chat, and community features without the lock-in. Feb 17, 2026 · Since Discord has decided to set itself on fire you might be looking for an alternative. Chat is an open-source, secure, fully customizable communications platform developed in TypeScript for organizations with high standards of data protection. Nakama is a free and open-source chat server for building mobile apps, games and social featured apps. It allows users to create password protected disposable, ephemeral chat rooms and invite peers to chat rooms. Let's Chat. . Niltalk is a web based disposable chat server. Backend in pure Go (license GPL 3. Chat. It runs on Node. Internet Relay Chat (IRC) is a real-time, text-based form of communication. You run a single Gateway process on your own machine (or a server), and it becomes the bridge between your messaging apps and an always-available AI assistant. What product analytics are you missing? What questions do you wish you could answer about your app’s usage? Feb 5, 2026 · Learn what's new with Microsoft 365 apps and experiences, and get tips on how these products can help you connect, collaborate, and work from anywhere. Explore the top 8 self-hosted open-source team chat tools that enhance security, privacy, and customization for organizations of all sizes. What makes it different? 1 day ago · Links GitHub - teamyavio/yavio: The Open Source Analytics and Visibility Layer for ChatGPT Apps and MCP Apps. Niltalk. Ezyfox Server. Ezyfox Server is an open-source secure chat server written with Java for building real-time apps, MMORPG games, and user-rich messaging apps. Although it's one of the oldest forms of electronic communication, it remains popular among many well-known software projects. The ultimate secure open-source solution for team communications Rocket. Revolt is an open-source, self-hostable chat platform designed as a privacy-focused alternative to Discord, featuring text/voice channels, customizable servers, and a familiar user interface without compromising on user privacy. Zulip. js and MongoDB and can be deployed to local servers or hosted services with a few clicks. Real-time problems and outages for OpenAI. In Zulip, you subscribe to streams, just like in IRC channels or Rocket. Nakama is a Free Open-source Chat Server for Real-time games and Social Apps. Rocket.
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