| Chownr Project | 1 | 1 |
| Chris Buccella | 1 | 1 |
| Chris Desautels | 1 | 1 |
| Chris Mac | 1 | 1 |
| Chris Matthee | 1 | 1 |
| Chris Shattuck | 1 | 2 |
| Chris Simon | 1 | 1 |
| Chris Wederka | 1 | 2 |
| Christiaanconover | 1 | 1 |
| Christian Becher | 1 | 1 |
| Christian Dywan | 1 | 1 |
| Christian Ehmann | 1 | 1 |
| Christian Ghisler | 1 | 1 |
| Christian Hennecke | 1 | 1 |
| Christian Hilgers | 1 | 1 |
| Christian Johansson | 1 | 1 |
| Christian Scheurer | 2 | 2 |
| Christian Weiske | 1 | 1 |
| Christiancafe | 1 | 1 |
| Christianwebministries | 1 | 2 |
| Christiedigital | 1 | 1 |
| Christinauechi | 1 | 1 |
| Christof Bruyland | 1 | 1 |
| Christof Pohl | 1 | 1 |
| Christophe Balisky | 1 | 1 |
| Christophe Thibault | 2 | 2 |
| Christophe.Varoqui | 1 | 1 |
| Christopher Fowler | 1 | 1 |
| Christopher Mitchell | 1 | 1 |
| Christophrado | 1 | 1 |
| Christos Zoulas | 2 | 9 |
| Chrisyee | 1 | 1 |
| Chromedriver Project | 1 | 2 |
| Chromedriver126 Project | 1 | 1 |
| Chromium | 1 | 8 |
| Chromium Project | 1 | 1 |
| Chromiumembedded | 1 | 2 |
| Chrono-Node Project | 1 | 1 |
| Chronoengine | 2 | 5 |
| Chronopost | 1 | 1 |
| Chronoscan | 1 | 1 |
| Chronosly-Events-Calendar Project | 1 | 1 |
| Chrony Project | 1 | 1 |
| Chrsinteractive | 1 | 1 |
| Chshcms | 3 | 48 |
| Chuango | 19 | 20 |
| Chuanhuchatgpt Project | 1 | 1 |
| Chucky A. Ivey | 1 | 2 |
| Chucunlingaigo Project | 1 | 1 |
| Chumby | 2 | 2 |
| Chumpsoft | 1 | 1 |
| Chupix | 2 | 4 |
| Church Admin Project | 1 | 5 |
| Church Management System Project | 1 | 10 |
| Churchadminplugin | 1 | 2 |
| Churchcrm | 1 | 38 |
| Churchdb | 1 | 1 |
| Churchdesk | 1 | 1 |
| Churchinfo | 1 | 2 |
| Chxo | 1 | 4 |
| Chyrp | 1 | 6 |
| Chyrp-Lite Project | 1 | 1 |
| Ciamos | 2 | 4 |
| Cibc | 1 | 1 |
| Ciberia | 1 | 1 |
| Cibnliveinteractive Project | 1 | 1 |
| Ciborg Project | 1 | 1 |
| Cicoandcico | 1 | 2 |
| Cikkaa | 1 | 1 |
| Ciktel | 1 | 2 |
| Cilekyazilim | 1 | 1 |
| Cilem | 1 | 2 |
| Cilium | 2 | 22 |
| Cim Project | 1 | 2 |
| Cimage | 1 | 1 |
| Cimatti | 2 | 5 |
| Cimg | 2 | 13 |
| Cimmetry Systems | 1 | 1 |
| Cimon | 2 | 2 |
| Cimtechniques | 1 | 1 |
| Cimy Header Image Rotator Project | 1 | 1 |
| Cincopa | 1 | 1 |
| Cine | 1 | 1 |
| Cinny Project | 1 | 1 |
| Ciphercoin | 3 | 8 |
| Cipherdyne | 2 | 4 |
| Ciphermail | 2 | 5 |
| Ciphershed | 1 | 2 |
| Ciphertrust | 1 | 3 |
| Cipi | 1 | 1 |
| Cipplanner | 1 | 14 |
| Ciprianmp | 1 | 2 |
| Cipsoft | 1 | 3 |
| Cir | 1 | 1 |
| Cira | 1 | 1 |
| Circl | 3 | 3 |
| Circle R | 1 | 2 |
| Circontrol | 4 | 9 |
| Circuitverse | 1 | 1 |
| Circulargenius | 1 | 1 |
