Add-on Compatibility Report for Firefox 18.0

18.0 18.0a2 18.0a1 Other
Top 95% compatible with previous version 99.53% (633) 0.0% (0) 0.0% (0) 0.47% (3)
Top 95% of all add-ons 94.0% (705) 0.0% (0) 0.0% (0) 6.0% (45)
All active add-ons 68.83% (11030) 0.0% (0) 0.07% (12) 24.12% (3866)

Details for add-ons compatible with all versions: Show previous version only

Ant Video Downloader 38.* 405,550 users (0.18%)
Speed Dial 39.0 400,773 users (0.18%)
EPUBReader 37.* 398,437 users (0.18%)
Personas Plus 26.* 395,930 users (0.18%)
United States English Spellchecker 37.* 394,327 users (0.18%)
Classic Theme Restorer (Customize UI) 40.0 392,962 users (0.18%)
Lightbeam for Firefox 38.* 391,323 users (0.17%)
IE Tab V2 (Enhanced IE Tab) 35.* 381,268 users (0.17%)
Español (AR) Language Pack 37.* 374,275 users (0.17%)
Spanish (Chile) Language pack 37.* 365,207 users (0.16%)
German Dictionary 40.0 360,997 users (0.16%)
Easy Youtube Video Downloader Express 40.0 355,892 users (0.16%)
AVG Do Not Track 27.* 347,691 users (0.16%)
FireGestures 37.* 341,654 users (0.15%)
iCloud Bookmarks 31.* 340,513 users (0.15%)
Evernote Web Clipper 40.0 336,578 users (0.15%)
Spanish (Mexico) Language Pack 37.* 326,888 users (0.15%)
ImTranslator - Google Translator, Dictionary, TTS 38.* 326,064 users (0.15%)
Blur 37.* 319,564 users (0.14%)
User Agent Switcher 37.* 313,315 users (0.14%)