| Actix | 5 | 8 |
| Actonic | 1 | 1 |
| Actorskey | 1 | 1 |
| Actpro | 1 | 2 |
| Actsite | 1 | 2 |
| Actualscripts | 4 | 6 |
| Acuitybrands | 1 | 1 |
| Acuma | 1 | 1 |
| Acumos | 1 | 1 |
| Acunetix | 1 | 5 |
| Acurax | 3 | 8 |
| Acushop | 1 | 1 |
| Acutecp | 1 | 1 |
| Acutecp.Rediscussed | 1 | 1 |
| Acvsws | 1 | 1 |
| Acyba | 3 | 5 |
| Acymailing | 1 | 10 |
| Ad Buttons Project | 1 | 1 |
| Ad Injection Project | 1 | 1 |
| Ad Inserter Pro Project | 1 | 1 |
| Ad Inserter Project | 1 | 7 |
| Ad-Manager Project | 1 | 1 |
| Ad-Minister Project | 1 | 1 |
| Ad2000 | 1 | 1 |
| Ada | 2 | 6 |
| Ada Core Technologies | 1 | 1 |
| Adacore | 1 | 1 |
| Adalis | 1 | 1 |
| Adalis Infomatique | 1 | 1 |
| Adaltas | 2 | 2 |
| Adaltech | 1 | 1 |
| Adam Gerson | 1 | 1 |
| Adam Jarret | 1 | 1 |
| Adam Kennedy | 1 | 1 |
| Adam Megacz | 1 | 1 |
| Adam Mmedici | 1 | 1 |
| Adam Ross | 1 | 1 |
| Adam Scheinberg | 1 | 3 |
| Adam Tomecek | 1 | 1 |
| Adam Van Dongen | 2 | 2 |
| Adam Webb | 1 | 2 |
| Adam Zaninovich | 1 | 1 |
| Adammo | 1 | 1 |
| Adampos | 1 | 1 |
| Adamsolymosi | 1 | 2 |
| Adamvr-Geoip-Lite Project | 1 | 1 |
| Adaplugin | 1 | 2 |
| Adaptbb | 1 | 1 |
| Adaptcms | 1 | 5 |
| Adaptec | 1 | 1 |
| Adaptive Business Design | 1 | 1 |
| Adaptive Technology Resource Centre | 1 | 14 |
| Adaptivecomputing | 2 | 7 |
| Adaptivedisplays | 2 | 2 |
| Adaptivescale | 1 | 1 |
| Adaptweb | 1 | 1 |
| Adastra | 1 | 1 |
| Adastracrypto | 1 | 1 |
| Adaware | 1 | 1 |
| Adazing | 1 | 1 |
| Adb | 1 | 1 |
| Adb-Driver Project | 1 | 1 |
| Adbglobal | 6 | 16 |
| Adblock | 1 | 1 |
| Adblockplus | 1 | 1 |
| Adbnewssender | 1 | 3 |
| Adbnewssender Project | 1 | 1 |
| Adbyby Project | 1 | 1 |
| Adcentrix | 1 | 1 |
| Adcillc | 1 | 1 |
| Adcisolutions | 1 | 1 |
| Adcolony | 1 | 1 |
| Adcomplete | 1 | 1 |
| Adcon | 1 | 4 |
| Adcon Telemetry | 1 | 1 |
| Adcycle | 1 | 4 |
| Add Comments Project | 1 | 1 |
| Add From Server Project | 1 | 1 |
| Add Link To Facebook Project | 1 | 1 |
| Add Post Url Project | 1 | 1 |
| Add Shortcodes Actions And Filters Project | 1 | 2 |
| Add Sidebar Project | 1 | 1 |
| Add To Feedly Project | 1 | 1 |
| Add User Project | 1 | 1 |
| Add User Role Project | 1 | 1 |
| Add-Edit-Delete-Listing-For-Member-Module Project | 1 | 1 |
| Add-To-Calendar-Button | 1 | 1 |
| Add2Fav Project | 1 | 1 |
| Add2It | 1 | 2 |
| Addalink | 1 | 2 |
| Addify | 14 | 16 |
| Addisgag | 1 | 1 |
| Addison Berry | 1 | 1 |
| Addonmaster | 2 | 2 |
| Addonspress | 1 | 1 |
| Address Book Project | 1 | 1 |
| Address Visualization With Google Maps Project | 1 | 1 |
| Addressable Project | 1 | 1 |
| Addsoft | 1 | 2 |
| Addthis | 1 | 1 |
