identi.ca is a free personal web server that implements a distributed social networking service. It is based on pump.io, a free software which make up the distributed social network.
Canada
Open source chat platform offering end-to-end encrypted messaging, uncensored communication, markdown support, file sharing, self-hosting, multi-device sync, server management, voice or video calls, no data tracking, transparent codebase, and community-driven development.
United States
Unlimited public or private chat rooms with full search, GitHub-based authentication, file and code sharing, flexible integrations with popular developer tools, admin controls, guest access, multi-platform support, data export, and ad-free collaboration spaces.
United Kingdom
Social networking in a box. Build a social network for your company, school, sports team or niche community all based on the power and flexibility of WordPress. Install BuddyPress directly through your WordPress dashboard plugins page, or download it manually from the WordPress.
United States
Trust Café (formerly WT Social / WikiTribune) is a privacy-focused and ad-free social network that places a special emphasis on evidence-based journalism. The platform survives on the generosity of individual donors to ensure privacy is protected and social space is ad-free.
[Pillowfort is currently in closed beta with over 40,000 users. Everyone who donates $5 or more will get a registration key (or keys) to create an account on the site]
United States
Colibri is an open source chat platform built on the AT protocol for communities big and small. It gives you the ability to create communities, manage members, and communicate through text, voice, and forum channels, all while maintaining true ownership of your data.
Germany
EU
Plexcord is a powerful, lightweight Discord client modification that enhances your Discord experience with 300+ built-in plugins, custom themes, and privacy focused features.
Türkiye
Offers real-time chat with friends, supports group messaging, organizes contacts by favorites and categories, enables media sharing with GIFs and videos, provides customizable notifications, allows invite links, and is accessible on desktop or mobile for gaming sessions.
United States
Common Ground is a browser-based, open-source social platform for communities, built as a robust alternative to Discord.
kChat is a secure instant messaging for businesses, which makes it possible to discuss matters live and organise projects.
Switzerland
GermanyEU
