Analyze HTML size and catch bloat like inline images, large React hydration state, or code duplication.
Software Testing Tools & Resources
Largest collection of Resources and Tools for Software Testing Community

HTML Size Analyzer

Lockfile Lint
Lint an npm or Yarn lockfile to analyze and detect security issues via predefined security policies.

TestCafe
No WebDriver required. No manual timeouts needed. Cross-browser testing out-of-the-box.

UPDF
Supports editing text and images in a PDF across all platforms.

Jest Image Snapshot
Jest matcher for image comparisons. Most commonly used for visual regression testing.
puppeteer-to-playwright
Puppeteer to Playwright conversion script

mirrord
By mirroring traffic to and from your machine, mirrord surrounds your local service with a mirror image of its cloud environment.

WebPageTest GitHub Action
A GitHub Action that lets you automatically run tests against WebPageTest on code changes.

Siteimprove Accessibility Checker
Jumpstart Your Web Accessibility Efforts Directly in Google Chrome