Where are you seeing that? From what I can tell, the 10k message limit applies to "Mattermost Entry":
> Mattermost Entry gives small, forward-leaning teams a free self-hosted Intelligent Mission Environment to get started on improving their mission-critical secure collaborative workflows. Entry has all features of Enterprise Advanced with the following server-wide limitations and omissions:
What the fuck is this lmao? "a free self-hosted Intelligent Mission Environment to get started on improving their mission-critical secure collaborative workflows".
Sounds like some kind of parody of enterprise software.
> Mattermost Entry gives small, forward-leaning teams a free self-hosted Intelligent Mission Environment to get started on improving their mission-critical secure collaborative workflows. Entry has all features of Enterprise Advanced with the following server-wide limitations and omissions:
https://docs.mattermost.com/product-overview/editions-and-of...