Redmine

Redmine is a flexible and powerful Open Source project management web application.

Open source alternative communication platform

Review Board

An extensible and friendly code review tool for projects and companies of all sizes

Rocketchat

Rocket.Chat is a secure, collaborative communication platform that enables real-time communication and streamlined workflows for teams and organizations.

ScenariChain

ScenariChain: Open Source, turnkey applications for creating and publishing digital documents.

SCENARIchain-server

SCENARIchain-server is an Open Source platform for efficient document creation, publication, and distribution.

Screego is an Open Source screen sharing application for developers that prioritizes high quality, low latency, and easy installation.

Scrumblr

Framemo is an Open Source, collaborative project management application designed to simplify workflows and improve team communication.

Spacedeck is a freeand Open Source, web-based, real-time collaborative whiteboard application with rich media support.

Spreed

Spreed is a secure, browser-based platform for high-quality video conferencing, team collaboration, and online training.

Stackspin

Stackspin is an Open Source platform providing a secure and easy-to-manage suite of collaborative apps for value-driven teams.

Swarm is an agent-based modeling software framework and community supporting research and collaboration.

Sympa

Sympa is Open Source mailing list management software that simplifies communication and collaboration.

Teampass is a secure, self-hosted, and collaborative password manager for teams and organizations.

The Eclipse Theia IDE is a modern, Open Source IDE for cloud and desktop development, featuring extensive extension support and AI capabilities.

Tiki

Tiki is a long-standing, Open Source, no-code/low-code web application for group collaboration, communication, and data management.

TimeLineTicket

TimeLineTicket is a web application for efficient ticket and task management with a timeline view for improved team collaboration and productivity.

Tracim is an Open Source, all-in-one collaborative platform designed to streamline team communication, project management, and knowledge sharing.

Typst

Typst is a fast, collaborative, and user-friendly document editor for creating professional-looking documents, especially scientific papers, with an emphasis on intuitive design and powerful templates.

Udata is a customizable, Open Source social platform for managing and sharing (open) data.

Vikunja

Vikunja is a self-hostable, Open Source to-do app that allows for flexible task management through various views and collaborative features.

WAPT Community

WAPT Community provides software deployment, IT park management, and security solutions for Windows, Linux, and macOS systems, fostering collaboration through community resources.

Weblate

Weblate is a libre, web-based continuous localization system that streamlines the translation workflow for software and digital content.

Wiki.js

Wiki.js is a powerful, Open Source, and highly customizable wiki software that simplifies documentation creation and collaboration.