“The "free forever" note was quietly removed from Mattermost’s website in the month leading up to the announcement, and is never mentioned in the email Mattermost sent to affected customers.”
Mattermost Cloud Free ends July 26, 2023. Less than a month before the announcement, the pricing page promised it was free forever. The alternative is $10 per user per month or self-hosting. A company whose stated principles include “earn trust” deleted the promise first and broke it second. Zulip wrote this to win the refugees, and it still has a point.