| Send Project | 1 | 1 |
| Sendcard | 1 | 6 |
| Sendfile | 1 | 1 |
| Sendio | 1 | 1 |
| Sendmail | 4 | 50 |
| Sendme Project | 1 | 1 |
| Sendpage | 1 | 1 |
| Sendquick | 2 | 6 |
| Sendy | 1 | 2 |
| Senecajs | 1 | 1 |
| Sengled | 2 | 2 |
| Senile Team | 1 | 1 |
| Senior | 1 | 0 |
| Senkas | 1 | 0 |
| Senkas Kolibri Project | 1 | 1 |
| Sennheiser | 1 | 1 |
| Senokian Solutions | 1 | 1 |
| Senol Sahin | 1 | 1 |
| Sens Project | 1 | 4 |
| Sensation Designs | 1 | 1 |
| Sensepost | 1 | 1 |
| Sensesites | 1 | 3 |
| Sensible-utils Project | 1 | 1 |
| Sensiolabs | 1 | 29 |
| Sensormatic Electronics, A Subsidiary Of Johnson Controls, Inc. | 8 | 10 |
| Senstar | 1 | 28 |
| Sensu | 1 | 2 |
| Sensysnetworks | 4 | 0 |
| Sentcms | 1 | 2 |
| Sentex | 1 | 21 |
| Sentinels Randomizer Project | 1 | 0 |
| Sentraweb | 1 | 6 |
| Sentrifugo | 1 | 19 |
| Sentrysoftware | 1 | 1 |
| Seo-board | 1 | 1 |
| SeoSamba | 1 | 1 |
| Seo Searchterms Tagging 2 Project | 1 | 2 |
| Seogento | 1 | 1 |
| Seopanel | 2 | 17 |
| Seopressor | 1 | 1 |
| Seosbg | 1 | 1 |
| Seotoaster | 1 | 1 |
| Seowonintech | 12 | 11 |
| Sepal | 1 | 1 |
| Sepcity | 3 | 7 |
| Sephiroth32 | 1 | 1 |
| Seportal | 1 | 1 |
| SeppPenner | 1 | 1 |
| Seppmail | 1 | 2 |
| Seqrite | 1 | 2 |
| Sequelize Project | 1 | 4 |
| Sequelizejs | 1 | 4 |
| Sequi | 1 | 2 |
| Seraphimtech | 1 | 1 |
| Seraphinite Solutions | 2 | 5 |
| Serby Arslanhan | 1 | 1 |
| Sercomm | 2 | 181 |
| Serde Cbor Project | 1 | 0 |
| Serena | 1 | 0 |
| Serena Villa | 1 | 1 |
| Serena Software | 1 | 1 |
| Serendipity | 2 | 58 |
| Serendipitynz | 2 | 3 |
| Serenity | 2 | 6 |
| Serenityos | 1 | 7 |
| Serf Project | 1 | 0 |
| Serge Gebhardt | 1 | 1 |
| Serge Rey | 1 | 1 |
| Sergey Panasenko | 1 | 1 |
| Sergey Kiselev | 1 | 3 |
| Sergey Korostel | 1 | 3 |
| Sergey Lyubka | 2 | 35 |
| Sergey Oblomov | 1 | 1 |
| Sergids | 1 | 1 |
| Serial-number Project | 1 | 0 |
| Serial Line Sniffer | 1 | 1 |
| Serialize-to-js Project | 1 | 2 |
| Serinf | 1 | 3 |
| Serioussam | 1 | 1 |
| Sermon Browser Project | 1 | 1 |
| Sernet | 1 | 1 |
| Serpico Project | 1 | 1 |
| Sertek | 1 | 2 |
| Servantix | 1 | 1 |
| Serve | 1 | 0 |
| Serve-here.js Project | 1 | 1 |
| Serve-lite Project | 1 | 2 |
| Serve-static Project | 1 | 0 |
| Serverkit | 1 | 2 |
| Serverless Offline Project | 1 | 1 |
| Servermanagement Project | 1 | 1 |
| Servers-r-us | 1 | 1 |
| Serverscheck | 2 | 4 |
| Servey Project | 1 | 1 |
| ServiceNow | 5 | 8 |
| ServiceStack | 1 | 1 |
| Service Location Protocol Project | 1 | 1 |
| Service Project | 1 | 1 |
| Serviceacademyforums | 1 | 0 |
| Servicenow | 3 | 10 |
