BundlePhobia - Find the performance impact of adding a npm package to your bundle.
Codacy - Automatically reviews code style, security, duplication, complexity, and coverage on every change while tracking code quality throughout your sprints.
DisplayJS - A simple JavaScript framework for building ambitious UIs 😊
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.
aijs.rocks - A collection of AI-powered JavaScript apps
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.