CodeFactor.io is described as 'Automatically and continuously tracks code quality with every commit and pull request, helping software developers save time in code reviews and efficiently tackle technical debt. Code Analysis Engine checks complexity, duplication, churn, problems for code style' and is an website in the development category. There are more than 10 alternatives to CodeFactor.io, not only websites but also apps for a variety of platforms, including Windows, Linux, Mac and SaaS apps. The best CodeFactor.io alternative is Codacy. It's not free, so if you're looking for a free alternative, you could try Codacy or JSLint. Other great sites and apps similar to CodeFactor.io are JSHint, textlint, Blink grep and Software Testing AI.