Keycloak : Keycloak is an Open Source Identity and Access Management solution for modern Applications and Services.
Zulip : Powerful slack-like open source group chat
Mattermost : Mattermost is a self-hosted solution for bringing all your team communication to one place, and making it searchable and accessible anywhere
Cachet : Beautiful & simple service statuses. The open source status page system, for everyone.
SimpleLogin : With email aliases , you can be anonymous online and protect your inbox against spams and phishing. Open-source.
Astuto is a free, open source, self-hosted customer feedback tool. It helps you collect, manage and prioritize feedback from your users.
Matrix : Matrix is an open standard for decentralised communication, providing simple HTTP APIs and open source reference implementations for securely distribu...
Flyte : Flyte is an open-source, container-native, structured programming and distributed processing platform implemented in Golang. It enables highly concurr...
Lemmy : Lemmy is a selfhosted social link aggregation and discussion platform. It is completely free and open, and not controlled by any company. This means t...
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...
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.