GitHub City
GitHubTree
OpenSauced
GitHub Metrics
GitHub Visualizer
Swimm
Codemap
Turn any GitHub repository into an interactive diagram for visualization.

Scrimba
Codédex
GoIT LMS
Codelita
Data Protocol
codedamn
Codecademy
Programming exercises for experienced engineers.

Which is more popular?
Based on our record, CodeCrafters seems to be more popular. It has been mentioned 12 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | gitdiagram.com | codecrafters.io |
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Recommendations tracked on public social media and blogs since March 2021.

Tracking GitDiagram since Oct 2026.
This whole thing started as a CodeCrafters challenge. What was supposed to be a quick weekend project turned into me staring at dup2() man pages at 2 AM, wondering why my pipes were freezing the whole terminal. Good times. - Source: dev.to / 28 days ago
Sometime ago, I decided to embark on a new endeavor, I was curious about how shell works, and came across the the codecrafters.io build your own shell challenge, and thought this is a good opportunity for me to learn shell, as well as... - Source: dev.to / about 2 months ago
Submitting with git push also exists at CodeCrafters, for code you write from scratch. - Source: dev.to / about 2 months ago
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