- Auto Replay for YouTube™
- Auto Text Expander for Google Chrome™
- AutoCAD
- AutocardAnywhere (MTG Hearthstone Netrunner)
- autoConvert - Auto Currency & Unit Converter
- Autofill
- Autofill IRCTC Tatkal Form-Plugin & Extension
- AutoPagerize
- AutoPatchWork
- AutoProxy
- AutoScroll
- Avakin Life - 3D virtual world
- AVIM - Vietnamese Input Method
- Avira Password Manager
- Avro Keyboard
- AwardWallet
- Awesome Facebook Widget [ANTP]
- Awesome New Tab Page
- Awesome Reload All Tabs Button
- Awesome Second Home Button
- AwesomeDrive for Google Drive
- aXe
- Axure Share Extension for Chrome
- Baby Animals Wallpapers HD Animal New Tab
- Back 4 Blood