Based on our record, Zulip seems to be more popular. It has been mentiond 3 times since March 2021. We are tracking product recommendations and mentions on Reddit, HackerNews and some other platforms. They can help you identify which product is more popular and what people think of it.
Chrck out Zulip. Unlike Mattermost, it can he used for free on the cloud and you can also self host it. It has a unique system of topics where each message in a stream can have a topic. This really reduces a lot of clutter in streams. - Source: Reddit / about 1 month ago
Zulip — Real-time chat with unique email-like threading model. Free plan includes 10,000 messages of search history and File storage up to 5 GB. Also it provides self-hostable open-source version. - Source: dev.to / about 2 months ago
Zulip is another interesting point in the design space IMO. I think it’s worth a look for its take on the identified problem. https://zulip.com/. - Source: Hacker News / 7 months ago
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