Commento : A lightweight, open source, tracking-free comment engine alternative to Disqus.
Zulip : Powerful slack-like open source group chat
cal.com : Open source meeting scheduling tool. Send a link, let others book a slot. Calendly alternative.
CryptPad : CryptPad is the Zero Knowledge realtime collaborative editor.
Encryption carried out in your web browser protects the data from the server, the cloud ...
Kinto : Kinto is a lightweight JSON storage service with synchronisation and sharing abilities.
Astuto is a free, open source, self-hosted customer feedback tool. It helps you collect, manage and prioritize feedback from your users.
Riot : Riot allows teams to communicate across a wide range of collaboration apps. If some team members use Riot while others use IRC, Slack or Gitter, Riot ...
Matrix : Matrix is an open standard for decentralised communication, providing simple HTTP APIs and open source reference implementations for securely distribu...
Kestra : Kestra is an open-source, event-driven orchestration platform that makes both scheduled and event-driven workflows easy. By bringing Infrastructure as...
TheHive Project : A scalable, open source and free Security Incident Response Platform, tightly integrated with MISP (Malware Information Sharing Platform), designed to...
Mattermost : Mattermost is a self-hosted solution for bringing all your team communication to one place, and making it searchable and accessible anywhere
Fider is an open platform to collect and organize customer feedback. By using the platform, your community can share, vote and discuss on ideas they have to make your product or company even better.