Asqatasun es una herramienta de evaluación de la accesibilidad web de software libre (open source). La descripción de la herramienta dice:
Asqatasun is the leading opensource software for web accessibility (#a11y) since 2007. Built with reliability in mind, it also addresses SEO concerns, and is extensible to any other domain.
Asqatasun provides a huge level of automation and can be included in Continuous Integration thanks to its Jenkins Plugin.