Web Compatibility

A place to move bugs for sites or content that does not work in Firefox, but works in other browsers. File new bugs at https://webcompat.com/issues/new. This component was previously called Tech Evangelism.

Select a component to see open bugs in that component:

Interventions

The WebCompat System add-on provides a site interventions mechanism for Firefox user (more info).

Knowledge Base

Meta-bugs used for tracking real-world compatibility impact. Please do not make changes without consulting the Web Compatibility team!

Privacy: Site Reports

Reports of sites that are broken, or have compatibility problems, due to enhanced privacy features such as tracking protection.

Site Reports

Reports of sites that are broken, or have compatibility problems, in Firefox browsers

Tooling & Investigations

For Web Compatibility tooling or investigation bugs which do not fit into other more specific components.