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

Codacy
CodeClimate
SonarQube
SensioLabs Insight
Source-Navigator NG
ESLint
Source Insight
Automated Code Review for GitHub & BitBucket

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 | codecrafters.io | codefactor.io |
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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.


No analysis of CodeCrafters yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Learn to Build Real Software With CodeCrafters
More videos
Getting started with CodeFactor.io
How often each product is chosen within a category, 0–100% relative to the other.


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


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 / about 3 hours 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 / 19 days ago
Submitting with git push also exists at CodeCrafters, for code you write from scratch. - Source: dev.to / 29 days ago
Tracking CodeFactor.io since Mar 2021.
When comparing CodeCrafters and CodeFactor.io, you can also consider the following products.

Interactive coding screencasts created in an instant
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Automatically reviews code style, security, duplication, complexity, and coverage on every change while tracking code quality throughout your sprints.
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Code Climate provides automated code review for your apps, letting you fix quality and security issues before they hit production. We check every commit, branch and pull request for changes in quality and potential vulnerabilities.
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Empowering emerging markets with high-quality tech education
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SonarQube, a core component of the Sonar solution, is an open source, self-managed tool that systematically helps developers and organizations deliver Clean Code.
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