| Quinnware | Quintessential Player | 1 |
| Thomastsoi | Quirex | 1 |
| Claudio Klingler | Quixplorer | 5 |
| Quixplorer | Quixplorer | 5 |
| Quixplorer Project | Quixplorer | 5 |
| Drupal | Quiz | 5 |
| Quiz Module Project | Quiz | 5 |
| Quiz Project | Quiz | 5 |
| Webbdomain | Quiz | 5 |
| ExpressTech | Quiz And Survey Master | 6 |
| Unknown | Quiz And Survey Master | 6 |
| ExpressTech | Quiz And Survey Master (WordPress Plugin) | 9 |
| ExpressTech | Quiz And Survey Master – Best Quiz, Exam And Survey Plugin For WordPress | 9 |
| Unknown | Quiz And Survey Master – Best Quiz, Exam And Survey Plugin For WordPress | 9 |
| Expresstech | Quiz And Survey Master – Best Quiz, Exam And Survey Plugin For WordPress | 9 |
| WePupil | Quiz Expert | 1 |
| Ays Pro | Quiz Maker | 2 |
| Unknown | Quiz Maker | 4 |
| Unknown | Quiz Tool Lite | 1 |
| Expresstech | Quiz And Survey Master | 5 |
| Quizandsurveymaster | Quiz And Survey Master | 5 |
| Mike Spice | Quiz Me | 1 |
| Unknown | Quizlord | 2 |
| Vms-studio | Quizlord | 2 |
| Pineapple Technologies | Quizshock | 1 |
| Quizzler Project | Quizzler | 1 |
| Enghouse | Qumu | 1 |
| Move Networks Inc | Qunatum Streaming Player | 2 |
| Quokka Project | Quokka | 3 |
| Nch | Quorum | 9 |
| Nchsoftware | Quorum | 9 |
| Easydigitaldownloads | Quota | 1 |
| Wquinn | Quotaadvisor | 1 |
| Store-opart | Quote | 1 |
| Unknown | Quote-O-Matic | 1 |
| Andrew Freed | Quotebook | 3 |
| Freedville | Quotebook | 3 |
| Jamesoff | Quoteengine | 1 |
| Unknown | Quotes Collection | 1 |
| BestWebSoft | Quotes And Tips | 1 |
| Unknown | Quotes Llama | 1 |
| Bestwebsoft | Quotes And Tips | 1 |
| Quotes Collection Project | Quotes Collection | 1 |
| Lumberapps | Quotes In Images | 1 |
| Tor World | Quotes Of The Day | 1 |
| Quotes Of Travis Barker Project | Quotes Of Travis Barker | 1 |
| Oracle Corporation | Quoting | 2 |
| Quranedu | Quran Abu Bakr Ashshatiri Free | 1 |
| Qutebrowser | Qutebrowser | 1 |
| Unknown | Quttera Web Malware Scanner | 2 |
| Qvod | Qvod Player | 1 |
| Qpc Software | Qvt Net | 4 |
| Qpc Software | Qvt Term | 1 |
| Qpc Software | Qvt Term Plus | 2 |
| Amir Malik | Qwik Smtpd | 1 |
| David Barrett | Qwikiwiki | 4 |
| Qwikmail | Qwikmail Smtp | 1 |
| Unknown | Qwizcards – Online Quizzes And Flashcards | 1 |
| Aries Networks | Qwr-1104 Wireless-n Router Firmware | 1 |
| Qwutils Project | Qwutils | 1 |
| Qt | Qxmlsimplereader | 1 |
| QNAP Systems Inc. | Q’center | 1 |
| QBittorrent | QBittorrent Client | 1 |
| HackerOne | Qbs Node Module | 1 |
| QEMU | Qemu | 15 |
| The QEMU Project | Qemu | 15 |
| N/a | Qemu | 16 |
| Qemu | Qemu | 15 |
| Qemu | Qemu (virtio-rng) | 1 |
| N/a | Qemu-kvm | 1 |
| HackerOne | Qinserve Node Module | 1 |
| Qmpaas | Qmpaas/leadshop | 1 |
| Qpid-cpp | Qpid-cpp | 2 |
| Red Hat | Qpid-dispatch-router | 1 |
| HackerOne | Qs Node Module | 1 |
| Davemckain | Qtiworks | 1 |
| Qtnx | Qtnx | 1 |
| Quagga | Quagga | 1 |
| N/a | Quarkus | 2 |
| N/a | Quarkus-oidc | 1 |
| RED HAT | Quay | 5 |
| Red Hat | Quay | 5 |
| [UNKNOWN] | Quay | 5 |
| N/a | Quay | 5 |
| N/a | Quay-registry-container | 1 |
| Quazip | Quazip | 1 |
| Pinterest | Querybook | 1 |
| Quic-go | Quic-go | 1 |
| Cloudflare | Quiche | 1 |
| Atampy25 | Quickentity-editor-next | 1 |
| HackerOne | Quickserver Node Module | 1 |
| Quinn-rs | Quinn | 1 |
| Qutebrowser | Qutebrowser | 2 |
