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:
Desktop
A place for investigations and outreach related to web compatibility issues in Firefox Desktop.
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!
Mobile
A place for investigation and outreach related to web compatibility issues in Firefox browsers on mobile platforms.
Tooling & Investigations
For Web Compatibility tooling or investigation bugs which do not fit into other more specific components.