
Killercoda
LeetCode
HackerRank
roadmap.sh
DevOps-Guide
The DevOps Checklist
CodeSignal
The hands-on way to master DevOps troubleshooting

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

Which is more popular?
Based on our record, Codédex seems to be more popular. It has been mentioned 5 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | learnbyfixing.com | codedex.io |
| Pricing | ||
| Company | Startup from Spain · 1 - 9 employees · 2025 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Improve your DevOps debugging skills fixing real broken Linux servers. Prepare for your next DevOps or SRE interview solving our challenges. 1. Start a scenario. 2. Use the terminal to fix the issue. You can ask for hints if you get stuck. 3. Check your solution. If you can't solve the...
No description of Codédex yet.
What each product offers, as listed by its team.


No features have been listed yet.
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of Codédex yet.
How often each product is chosen within a category, 0–100% relative to the other.


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


Tracking Learn by Fixing since Apr 2026.
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: almost 4 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: almost 4 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: almost 4 years ago
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