CodeClimate - 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.
Checkmarx - The industry’s most comprehensive AppSec platform, Checkmarx One is fast, accurate, and accelerates your business.
ESLint - The fully pluggable JavaScript code quality tool
SonarQube - SonarQube, a core component of the Sonar solution, is an open source, self-managed tool that systematically helps developers and organizations deliver Clean Code.
SensioLabs Insight - PHP Project Quality Done Right.
GitLab - Create, review and deploy code together with GitLab open source git repo management software | GitLab