Open-source office suite pack that comprises all the tools you need to work with documents, spreadsheets, presentations, PDFs, and PDF forms on Windows, Linux, and macOS
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
best way to save what you love
⚡️⚡️⚡️ Self-hosted collaborative bookmark manager to collect, read, annotate, and fully preserve what matters, all in one place.
Markdown note-taking web application designed for simplicity
Instant messaging platform. Backend in Go. Clients: Swift iOS, Java Android, JS webapp, scriptable command line; chatbots
Sync-in Server · Sovereign platform for file storage, sharing, synchronization, and collaboration.
The Secure CommsOS™ for mission-critical operations
Focalboard is an open source, self-hosted alternative to Trello, Notion, and Asana.
Etherpad: A modern really-real-time collaborative document editor.
tine groupware main repository
