| Quadient | 1 | 1 |
| Quadlayers | 1 | 1 |
| Quadra-informatique | 1 | 1 |
| Quagga | 3 | 34 |
| Quake3e | 1 | 1 |
| Quakenet | 1 | 1 |
| Qualcomm | 73 | 155 |
| Qualcomm Technologies Inc. | 1 | 129 |
| Qualcomm Technologies, Inc. | 4 | 381 |
| Qualcomm, Inc. | 218 | 2360 |
| Quali | 1 | 2 |
| Qualiteam | 1 | 16 |
| Qualitor | 1 | 1 |
| QualitySoft Corporation | 2 | 2 |
| QualityUnit | 1 | 1 |
| Qualityebiz | 2 | 3 |
| Qualityunit | 2 | 7 |
| Qualys | 4 | 8 |
| Qualys,Inc. | 1 | 1 |
| Quanos | 1 | 1 |
| Quantconnect | 1 | 1 |
| QuanticEdge | 1 | 1 |
| Quanticalabs | 1 | 1 |
| Quantum | 2 | 10 |
| QuantumCloud | 3 | 23 |
| Quantum Art | 1 | 1 |
| Quantum Game Library | 1 | 1 |
| Quantumcloud | 1 | 1 |
| Quark | 1 | 1 |
| Quarkslab | 1 | 1 |
| Quarkus | 1 | 22 |
| Quartz Plugin Project | 1 | 1 |
| Quarx Cms Project | 1 | 1 |
| Quassel | 1 | 1 |
| Quassel-irc | 2 | 14 |
| Quate | 2 | 2 |
| Qube One | 1 | 1 |
| Quboworld | 1 | 2 |
| Quectel | 4 | 4 |
| Query Solutions | 1 | 6 |
| Query-mysql Project | 1 | 1 |
| Querymen Project | 1 | 2 |
| Querytreeapp | 1 | 1 |
| Quest | 16 | 135 |
| Quest Kace | 1 | 3 |
| Questfcu | 1 | 1 |
| Question2answer | 1 | 1 |
| Questions Answered | 1 | 1 |
| Questwork | 1 | 3 |
| Quezza | 1 | 1 |
| Quibids Clone Project | 1 | 1 |
| Quic-go Project | 1 | 1 |
| Quick Tabs | 1 | 2 |
| Quick Chat Project | 1 | 1 |
| Quick Edit Project | 1 | 1 |
| Quick Page\/post Redirect Project | 1 | 1 |
| Quick Tabs Module Project | 1 | 2 |
| Quickad Project | 1 | 1 |
| Quickappscms | 1 | 3 |
| Quickbox | 1 | 5 |
| Quickerbb Project | 1 | 1 |
| Quickersite | 1 | 7 |
| Quickestore | 1 | 2 |
| Quickheal | 9 | 113 |
| Quickjs Project | 1 | 2 |
| Quicklert | 1 | 2 |
| Quickmobile | 1 | 1 |
| Quickpaypro | 1 | 2 |
| Quicksilver | 2 | 2 |
| Quicksilver Forums | 1 | 6 |
| Quicksketch | 1 | 3 |
| Quicksoft | 1 | 3 |
| Quicksquare Development | 2 | 3 |
| Quickupcms | 1 | 1 |
| Quidascript | 2 | 2 |
| Quikscribe | 2 | 2 |
| Quiksoft | 3 | 5 |
| Quill-mention | 1 | 1 |
| Quinn Project | 1 | 1 |
| Quinnware | 1 | 1 |
| Quinsonnas | 1 | 1 |
| Quirm | 4 | 7 |
| Quixplorer | 1 | 5 |
| Quixplorer Project | 1 | 5 |
| Quiz Module Project | 1 | 5 |
| Quiz Project | 1 | 5 |
| Quizandsurveymaster | 1 | 5 |
| Quizzler Project | 1 | 1 |
| Qumos | 1 | 1 |
| Quobject | 1 | 1 |
| Quoc-huy | 1 | 1 |
| Quokka Project | 1 | 3 |
| Quotes Collection Project | 1 | 1 |
| Quotes Of Travis Barker Project | 1 | 1 |
| Quotezone | 1 | 1 |
| Quranedu | 2 | 2 |
| Qurl | 1 | 3 |
| Qutebrowser | 1 | 1 |
| Qvidium | 1 | 1 |
| Qvis | 2 | 11 |
