
Matrix.org
Element.io
Discord
Rocket.Chat
Zulip
Slack
Fosscord
Don't bother with chat apps that don't respect your privacy. Revolt is a brand new chat platform designed around you.

Mathpix
Handwritten PDF to LaTeX in seconds
Which is more popular?
Based on our record, Revolt.chat seems to be more popular. It has been mentioned 93 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | revolt.chat | scribefa.st |
| Pricing | ||
| Company | Startup from Open Source | Startup from Cyprus · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Revolt.chat yet.
ScribeFast turns multi-page handwritten PDF documents into LaTex in seconds. By processing each page in parallel with AI, we deliver accurate LaTeX code lightning fast. It can handle dozens of pages, equations, tables, and supports both LaTeX and Markdown output formats.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Individuals and groups looking for a self-hosted chat solution, communities that prioritize open-source software, privacy advocates, and developers who appreciate the opportunity to contribute to or customize their chat platform.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Revolt.chat and ScribeFast.
ScribeFast's answer:
The fastest and most affordable solution in the market, with a modern looking interface.
Share your experience with using Revolt.chat and ScribeFast. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


I would recommend that people stop taking this kind of bait, especially as an organization. Discord is free for now but that's bound to change and you can't have any expectation of privacy there. In my eyes they're practically the poster... - Source: Hacker News / 12 months ago
I like Matrix but unfortunately it has major stability issues. The GrapheneOS project moved most of their chat over to Discord after their Matrix community got nuked twice. They still maintain a Matrix community which is bridged to their... - Source: Hacker News / over 1 year ago
Really makes you wonder if/when Discord goes IPO, that Meta would buy a controlling stake in it? Fortunately there are open source alternatives even if they aren't as popular as Discord at the moment, such as Revolt Chat:... - Source: Hacker News / over 1 year ago
Tracking ScribeFast since Apr 2025.
When comparing Revolt.chat and ScribeFast, you can also consider the following products.

Matrix is an open standard for decentralized persistent communication over IP.
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Secure messaging app with strong end-to-end encryption, advanced group chat privacy settings, secure video calls for teams, encrypted communication using Matrix open network. Riot.im is now Element.
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Step up your game with a modern voice & text chat app. Crystal clear voice, multiple server and channel support, mobile apps, and more.
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Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.
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Chat for distributed teams. Zulip combines the immediacy of real-time chat with an email threading model. With Zulip, you can catch up on important conversations while ignoring irrelevant ones.
Compare Zulip to Revolt.chat or ScribeFast: