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Themes allow you to change the look and feel of the user interface and personalize it to your tastes. Learn how to create and share themes!
- Browser theme concepts
- Get an introduction to creating themes for the latest versions of Firefox
- Using the AMO theme generator
- Use the theme generator to create and submit a new theme to AMO
Lightweight themes have been deprecated and are no longer accepted by AMO. Only browser themes will be accepted going forward.