- Code Coverage
- Code Quality
- Code Climate: Code Climate is technically a coverage and code quality tool.
- Coveralls: Coveralls is a web service to help you track your code coverage over time, and ensure that all your new code is fully covered. Looks like it tracks test coverage on a line by line basis over time.
- CodeCov
- Codacy: Codacy is a simple SaaS service that analyzes code quality, establishes code standards and checks for syntax (static code analysis on OWASP Top 10). It covers code complexity, duplication, reuse and test coverage. I guess it could go in the category above as well. It shows all of this over time. It also captures key code metrics such
- LGTM: Find and prevent zero-days and other critical bugs, with customizable alerts and automated code review.
- Code Factor