| Damian Hickey | 1 | 8 |
| Damicms | 1 | 11 |
| Damien Benier | 1 | 1 |
| Damir Calusic | 1 | 1 |
| Damstratechnology | 1 | 3 |
| Dan Bloomberg | 1 | 12 |
| Dan Bernstein | 1 | 5 |
| Dan Brown | 1 | 2 |
| Dan Cahill | 1 | 2 |
| Dan Fletcher | 1 | 2 |
| Dan Jensen | 1 | 4 |
| Dan Kogai | 1 | 1 |
| Dan Kubb | 1 | 2 |
| Dan Mueth | 1 | 1 |
| Dan Pascu | 1 | 2 |
| Dancer | 2 | 3 |
| Dandans Digital Media Products | 4 | 4 |
| Dandyid Services Project | 1 | 1 |
| Danfoss | 2 | 10 |
| Dang Ngoc Binh | 1 | 1 |
| Dango | 1 | 1 |
| Daniel Mores, A. Huizinga | 1 | 1 |
| Daniel Powney | 1 | 4 |
| Daniel Söderström / Sidney Van De Stouwe | 1 | 2 |
| Daniel Arenz | 1 | 1 |
| Daniel Barron | 1 | 5 |
| Daniel Beckham | 1 | 1 |
| Daniel Broadbent | 1 | 1 |
| Daniel De Rauglaudre | 1 | 2 |
| Daniel Honrade | 1 | 2 |
| Daniel Lienert | 1 | 1 |
| Daniel M. Schurter | 1 | 4 |
| Daniel Mealha Cabrita | 1 | 3 |
| Daniel Moss | 1 | 1 |
| Daniel Naber | 1 | 1 |
| Daniel Ptzinger | 1 | 1 |
| Daniel Regelein | 1 | 1 |
| Daniel Stenberg | 3 | 104 |
| Daniel Toma | 1 | 3 |
| Danielb | 2 | 6 |
| Danieljamesscott | 2 | 2 |
| Danielkorte | 1 | 1 |
| Dann Frazier | 2 | 2 |
| Danneo | 1 | 45 |
| Dannie Herdyawan | 1 | 1 |
| Danny Hearnah - ChubbyNinjaa | 1 | 1 |
| Danny Ho | 1 | 2 |
| Danny Morris | 1 | 1 |
| Danphpsupport | 1 | 1 |
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| Danware Data | 1 | 2 |
| Danyil Vasilenko | 1 | 1 |
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| Darkwet | 1 | 3 |
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| Darrel Oneil | 1 | 1 |
| Darren Cooney | 2 | 5 |
| DarrenOfficial | 1 | 1 |
| Darren Oh | 1 | 1 |
| Darren Reed | 1 | 6 |
| Darrens 5-dollar Script Archive | 2 | 8 |
| Darryl Burgdorf | 2 | 3 |
| Dart | 7 | 13 |
| Darwin | 1 | 3 |
| Das | 1 | 3 |
| Das Watchdog Project | 1 | 1 |
| Dasan | 1 | 3 |
| Dasan Networks | 1 | 1 |
| Dasannetworks | 5 | 10 |
| Dasanzhone | 2 | 4 |
| Dascomsoft | 1 | 1 |
| Dash | 2 | 2 |
| Dash10 | 1 | 1 |
| Dashlane | 1 | 1 |
| Dasinfomedia | 8 | 75 |
| Daskeyboard | 1 | 1 |
| Dassault Systèmes | 10 | 19 |
| Dat.gui Project | 1 | 1 |
| Data Systems Consulting Co., Ltd. | 1 | 3 |
| Data-vision | 1 | 2 |
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| Data\ | 1 | 17 |
| Data Center Resources | 1 | 1 |
| Data Domain | 1 | 3 |
| Data Dumper Project | 1 | 1 |
| Data General | 1 | 6 |
| Data Stream Algorithm Benchmark Project | 1 | 2 |
| Data Tools Project | 1 | 1 |
