Classic Add-ons Archive catalog contains 93,598 versions of 19,450 Firefox add-ons created by 14,274 developers over the past 15 years using XUL/XPCOM technology before Mozilla decided to ruin the classic extensions ecosystem and go exclusively to WebExtensions.
Cost / License
- Free
- Open Source (MPL-2.0)
Platforms
- Mac
- Windows
- Linux
- Waterfox
- Pale Moon
- Basilisk
- SeaMonkey
- Firefox




















































































































