
Scrimba
Data Protocol
GoIT LMS
Codelita
CodeCrafters
Codecademy
Divize
The most fun way to learn to code.

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.

Which is more popular?
Based on our record, Revolt.chat seems to be a lot more popular than Codédex. While we know about 93 links to Revolt.chat, we've tracked only 5 mentions of Codédex.
Website, pricing, platforms and company facts side by side.
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| Website | codedex.io | revolt.chat |
| Pricing | ||
| Company | — | Startup from Open Source |
| Listed in |
What each product offers, as listed by its team.


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


No analysis of Codédex yet.
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.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Codédex and Revolt.chat. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


I'm a new coder too. What helps me is finding a good place to learn the most basic principles and having 2-5 things I want to do. I started with codedex.io , learning Python and HTML and then took their courses and moved on looking for... Source: over 3 years ago
I think you should focus on HTML, CSS, and JS, starting with HTML. I just started HTML on a website called codedex.io. Pretty cool so far but I feel like I'm getting into a brand new thing haha. Source: over 3 years ago
I've been learning Python on a website called codedex.io for about 6 months. It's been great for me so far. I just started on Classes and Objects. Give them a try, you might like them. Source: over 3 years ago
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 / about 1 year 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
When comparing Codédex and Revolt.chat, you can also consider the following products.

Interactive coding screencasts created in an instant
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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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Empowering emerging markets with high-quality tech education
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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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