Best Free Web Accessibility Testing Tools

vStellar is a low-code, AI-powered software testing framework that simplifies automation for QA teams, developers, and enterprises. It enables effortless UI, API, and mobile testing within a unified environment, helping teams deliver accurate, consistent, and scalable results. Built for modern development pipelines, vStellar integrates seamlessly with IntelliJ IDEA, CI/CD tools, and version control systems to support end-to-end automation workflows. Its intuitive plugin and parallel testing capabilities reduce setup time while increasing efficiency across test execution. QA engineers can validate visual interfaces, endpoints, and performance metrics all within one framework. Trusted by global teams, vStellar empowers organizations to test smarter, deliver faster, and maintain the highest quality standards in every release.

Enterprise grade digital accessibility platform for modern software development teams. Weave accessibility into all facets of software development - Design, development, automated testing, QA testing, and production monitoring. Large enterprises are making Evinced their platform of choice for accessibility engineering operations. Evinced helps them automatically detect issues, fix the issues and collaborate on accessibility. Browser extensions, SDKs for integration with automated tests, and scanning solutions for pre-production and production environments. Accessibility debugger browser extension, SDK/CLI for pre-commit checks. SDK for integration with automated tests, Scanning for on-premises dev/QA environments. User flow analyzer browser extension. SaaS to scan entire websites/web applications including SPAs, and behind-login. iOS SDK + Desktop Client to automatically discover accessibility issues in iOS apps.

ContextQA is a groundbreaking product that empowers organizations to enhance their automation test coverage, elevate software quality, expedite product delivery, and significantly curtail expenses related to maintaining software quality through the utilization of AI-driven SaaS solutions. AI agents will transform your manual test cases and user stories into automated test cases. ContextQA collects evidence and performs root-cause analysis while reporting a bug. ContextQA identifies critical user paths and pinpoints gaps in the software testing process. Complete end-to-end testing, including contract testing, eliminates the need for separate front-end and back-end testing tools. Test and identify glitches, enhance performance, and guarantee seamless user experiences on a plethora of browsers, mobile devices, and OS. ContextQA simplifies the process of incorporating test cases with minimal effort, enabling rapid expansion of automation coverage for your products and services.