Alternatives to ZoomInfo Community Edition

  • Kolab Community

    Kolab is entirely Free and Open Source Software (a.k.a. FOSS), and uses Open Standards. We’ll get to why this is important to us, and hope that it is important to you thereafter. The Kolab Groupware community has been around for well over a decade, …

    Freemium Open Source Self-Hosted Linux Web-Based

    Kolab Community icon