| T-Com | 3 | 3 |
| T-Dreams | 2 | 3 |
| T-Joy | 1 | 1 |
| T-Mobile | 8 | 17 |
| T-Okada | 1 | 1 |
| T-Swap-Token Project | 1 | 3 |
| T-Systems Solutions For Research Gmbh | 2 | 2 |
| T. Hauck | 1 | 10 |
| T0Pp8Uzz | 1 | 1 |
| T1 Project | 1 | 1 |
| T1Lib | 1 | 8 |
| T1Utils Project | 1 | 1 |
| Ta2G | 1 | 1 |
| Tabit | 1 | 7 |
| Tableau | 4 | 10 |
| Tableausoftware | 1 | 1 |
| Tableexport.Jquery.Plugin Project | 1 | 1 |
| Tablefield Project | 1 | 1 |
| Tablepress | 1 | 4 |
| Tablooa | 1 | 1 |
| Tabs Project | 1 | 1 |
| Tabslab | 1 | 2 |
| Tabtale | 2 | 2 |
| Tac | 1 | 1 |
| Tachyon | 2 | 5 |
| Tacitine | 2 | 6 |
| Tacticalforcellc | 1 | 1 |
| Tad Book3 Project | 1 | 2 |
| Tad Discuss Project | 1 | 1 |
| Tad Honor Project | 1 | 1 |
| Tad Uploader Project | 1 | 2 |
| Tad Web Project | 1 | 1 |
| Tadaa! Project | 1 | 2 |
| Tadirantele | 1 | 3 |
| Tadtools Project | 1 | 3 |
| Tadywalsh | 1 | 1 |
| Taffydb | 1 | 1 |
| Tag Project | 1 | 4 |
| Tag1Consulting | 2 | 2 |
| Tagdiv | 4 | 20 |
| Tagdiv Composer Project | 1 | 1 |
| Taggbox | 1 | 3 |
| Tagify Project | 1 | 1 |
| Tagit | 1 | 2 |
| Taglib | 1 | 2 |
| Tagregator Project | 1 | 1 |
| Tags Cloud Manager Project | 1 | 1 |
| Tagworx | 1 | 1 |
| Tahiticlic | 1 | 1 |
| Tahmid-Ul | 1 | 1 |
| Tahoe | 1 | 1 |
| Tahoe-Lafs | 1 | 2 |
| Taidii | 1 | 3 |
| Tailor Management System Project | 1 | 5 |
| Tailor Mangement System Project | 1 | 2 |
| Tailoring Management System Project | 1 | 3 |
| Tails Project | 1 | 1 |
| Tailscale | 1 | 3 |
| Tainacan | 1 | 2 |
| Taismartfactory | 1 | 1 |
| Takashimatsuyama | 1 | 1 |
| Takayukimiyauchi | 1 | 1 |
| Take-Note App Project | 1 | 2 |
| Take2Games | 1 | 1 |
| Takeapeek Project | 1 | 1 |
| Takeaweb | 1 | 1 |
| Takebishi Corporation | 1 | 1 |
| Takempis | 1 | 1 |
| Takeshi Kanno | 1 | 1 |
| Talariax | 1 | 1 |
| Talelin | 2 | 5 |
| Talend | 8 | 17 |
| Talentsoft | 3 | 6 |
| Talentyazilim | 2 | 3 |
| Talkback | 1 | 4 |
| Talkd | 1 | 1 |
| Talkyard | 1 | 2 |
| Tallemu | 2 | 2 |
| Tallsoft Quick | 1 | 1 |
| Taltech | 1 | 2 |
| Talyabilisim | 1 | 2 |
| Talyssonoc | 1 | 1 |
| Tamalaki | 1 | 1 |
| Tamarack Consulting | 1 | 1 |
| Tamber Forum | 1 | 1 |
| Tamlyncreative | 4 | 8 |
| Tammersoft | 1 | 5 |
| Tamparongj 03 | 1 | 8 |
| Tamrielma | 1 | 1 |
| Tamronos | 1 | 1 |
| Tamu | 1 | 2 |
| Tandberg | 1 | 1 |
| Tandd | 8 | 26 |
| Tandoor | 1 | 5 |
| Tang Project | 1 | 2 |
| Tangocms | 1 | 3 |
| Tangora | 1 | 1 |
| Tangro | 1 | 8 |
| Tangyh | 1 | 1 |
| Tanklogger | 1 | 1 |
