| Sedlex | 4 | 9 |
| See-Commerce | 1 | 1 |
| Seeblick | 1 | 1 |
| Seeddms | 1 | 29 |
| Seedprod | 4 | 9 |
| Seeds | 1 | 3 |
| Seedwebs | 2 | 2 |
| Seeftl Project | 1 | 1 |
| Seeon | 1 | 1 |
| Seerox | 1 | 2 |
| Seesaw | 1 | 1 |
| Seeyon | 1 | 1 |
| Sefrengo | 1 | 4 |
| Sega | 2 | 2 |
| Segger | 1 | 1 |
| Segment | 2 | 2 |
| Segue Cms | 1 | 1 |
| Segue Project | 1 | 2 |
| Seh | 1 | 1 |
| Sei-Info | 1 | 1 |
| Seiko-Sol | 5 | 26 |
| Seil | 9 | 15 |
| Seir Anphin | 1 | 1 |
| Sejoong Namo | 2 | 3 |
| Sela Project | 1 | 9 |
| Selbstzweck | 1 | 1 |
| Select Development Solutions | 2 | 2 |
| Select Your College Script Project | 1 | 1 |
| Select-Themes | 2 | 4 |
| Select2 | 1 | 1 |
| Selectize-Plugin-A11Y Project | 1 | 1 |
| Selena Sol | 2 | 2 |
| Selenium | 2 | 4 |
| Selenium-Chromedriver Project | 1 | 1 |
| Selenium-Portal Project | 1 | 1 |
| Selenium-Standalone-Painful Project | 1 | 1 |
| Selenium-Wrapper Project | 1 | 1 |
| Self Drive Rental Project | 1 | 1 |
| Selfget | 1 | 1 |
| Selfwealth | 1 | 2 |
| Selinc | 25 | 229 |
| Seling | 1 | 10 |
| Selinux | 1 | 3 |
| Selinux Project | 1 | 7 |
| Selinuxproject | 1 | 1 |
| Sellatsite | 2 | 2 |
| Sellatsite.Com | 1 | 1 |
| Selom Ofori | 1 | 3 |
| Seltmann-Webdesign | 1 | 1 |
| Sem-Cms | 1 | 35 |
| Semadatacoop | 1 | 1 |
| Semaintoken Project | 1 | 1 |
| Semalt Blocker Project | 1 | 1 |
| Semantic-Mediawiki | 1 | 1 |
| Semantic-Release Project | 1 | 2 |
| Semanticforms Project | 1 | 2 |
| Semanticscuttle | 1 | 3 |
| Semantictitle Project | 1 | 1 |
| Semcosoft | 1 | 1 |
| Semi | 1 | 1 |
| Semper Invicta Fitness Project | 1 | 1 |
| Semperfiwebdesign | 1 | 1 |
| Semperplugins | 1 | 3 |
| Semtech | 2 | 3 |
| Semtekyazilim | 1 | 3 |
| Semver-Regex Project | 1 | 2 |
| Semver-Tags Project | 1 | 1 |
| Senao | 1 | 1 |
| Senatorinn | 1 | 1 |
| Sencha | 2 | 6 |
| Sencisho Project | 1 | 1 |
| Send Pdf For Contact Form 7 Project | 1 | 2 |
| Send Project | 1 | 2 |
| Send-Anywhere | 1 | 1 |
| Sendcard | 1 | 6 |
| Sender | 1 | 1 |
| Sendfile | 1 | 1 |
| Sendgrid | 1 | 1 |
| Sendinblue | 1 | 5 |
| Sendio | 1 | 3 |
| Sendit Project | 1 | 1 |
| Sendmail | 4 | 37 |
| Sendme Project | 1 | 1 |
| Sendpage | 1 | 1 |
| Sendpulse | 1 | 1 |
| Sendquick | 2 | 6 |
| Sendy | 1 | 2 |
| Senecajs | 1 | 1 |
| Sengled | 2 | 2 |
| Senile Team | 1 | 1 |
| Senior | 1 | 1 |
| Senkas | 1 | 2 |
| Senkas Kolibri Project | 1 | 1 |
| Sennheiser | 1 | 1 |
| Senokian Solutions | 1 | 1 |
| Sens Project | 1 | 4 |
| Sensation Designs | 1 | 1 |
| Sensepost | 1 | 1 |
| Sensesites | 1 | 2 |
| Sensible-Utils Project | 1 | 1 |
