Colanode
Team workspace with chat and pages Colanode is an open source workspace that combines chat, rich-text pages and files. Teams collaborate in real time, and the …
Mattermost
Messaging Software Mattermost is a flexible, open source messaging platform that enables secure team collaboration
Rocket.Chat
Communications platform Rocket.Chat stands out as a secure and customizable open-source platform for all your communication needs. Whether you're a small team …
Stoat
Community chat with voice Stoat is an open source chat platform for communities and teams. Organise conversations in servers and channels, talk in voice …