Rocket.Chat is a customizable communication platform for team collaboration, offering chat, video, and file sharing capabilities.

Collaborative messaging platform for secure team communication, offering real-time chat, file sharing, and integrations across devices.

Element is a secure chat app that supports decentralized communication, offering features like end-to-end encryption and team collaboration.

Zulip is a powerful team chat application that organizes conversations into threaded topics, enhancing productivity and collaboration.

Loomio is a collaborative decision-making platform that empowers groups to discuss ideas, make decisions, and drive meaningful action.

Penpot is a collaborative design and prototyping platform that supports team-based workflows with a focus on flexibility and creativity.

Screego is a self-hosted, real-time screen sharing solution, designed for low latency and high quality collaboration across teams.

Collaborative real-time whiteboard for drawing, diagramming, and sharing ideas effortlessly across devices and platforms.