Free Corteza Messaging Alternatives

    Corteza Messaging is described as 'secure, high performance, open source Slack alternative that allows your teams to collaborate more efficiently, as well as communicate safely with other organisations or customers'. There are more than 25 alternatives to Corteza Messaging for various platforms. The best alternative is Discord, which is free. Other great apps like Corteza Messaging are Element (Freemium, Open Source), Slack (Freemium), Matrix.org (Free, Open Source) and Mattermost (Freemium, Open Source).

    The list of alternatives was last updated Feb 25, 2021

    Showing 20 of 38 alternatives