tracing-framework : Rich tools for instrumenting, analyzing, and visualizing web apps.
CodeceptJS : CodeceptJS is a new testing framework for end-to-end testing with WebDriver (or others). It abstracts browser interaction to simple steps that are wri...
boomerang : boomerang is a piece of javascript that you add to your web pages, where it measures the performance of your website from your end user's point of vie...
WebPagetest : Run a free website speed test from multiple locations around the globe using real browsers (IE and Chrome) and at real consumer connection speeds. You...
webhint : webhint is a linting tool that will help you with your site's accessibility, speed, security and more, by checking your code for best practices and co...
Flashlight takes inspiration from Lighthouse and gives a performance score to your Android apps (including native, React Native and Flutter). Measure performance on CLI, Flipper or via E2E tests.