| Sigstore | 4 | 10 |
| Sihd-Bk | 1 | 1 |
| Sijio | 1 | 3 |
| Sikcms | 1 | 1 |
| Siklu | 2 | 3 |
| Sil | 1 | 28 |
| Silabs | 32 | 82 |
| Silbersaiten | 1 | 1 |
| Silc | 6 | 11 |
| Silcnet | 2 | 6 |
| Silent Runner | 1 | 1 |
| Silent-Storm | 1 | 1 |
| Silentweb | 1 | 1 |
| Silex | 1 | 2 |
| Silexlabs | 1 | 1 |
| Silextechnology | 4 | 6 |
| Silicon Project | 1 | 1 |
| Silisoftware | 2 | 3 |
| Silk-V3-Decoder Project | 1 | 1 |
| Silkypress | 3 | 6 |
| Sillycycle | 1 | 3 |
| Silver-Forge | 1 | 1 |
| Silver-Peak | 26 | 84 |
| Silver-Scripts | 1 | 1 |
| Silvercity Project | 1 | 1 |
| Silvercover | 1 | 1 |
| Silverpeas | 1 | 9 |
| Silverplatter | 1 | 1 |
| Silverstripe | 12 | 91 |
| Silverwaregames | 1 | 5 |
| Simasy | 1 | 1 |
| Simba Technologies | 1 | 1 |
| Simbahosting | 1 | 2 |
| Simbin | 4 | 4 |
| Simbiotnetwork | 1 | 1 |
| Simdcomp Project | 1 | 2 |
| Simdjson Project | 1 | 1 |
| Simeji | 1 | 1 |
| Simgear | 1 | 2 |
| Simgesel | 1 | 1 |
| Simhl | 1 | 1 |
| Simian Systems Inc | 3 | 3 |
| Simiki Project | 1 | 2 |
| Simm-Comm | 1 | 2 |
| Simmeth | 1 | 6 |
| Simon | 1 | 1 |
| Simon Brown | 1 | 5 |
| Simon Elvery | 1 | 1 |
| Simon Horms | 1 | 2 |
| Simon Mcvittie | 1 | 2 |
| Simon Pamies | 1 | 1 |
| Simon Philips | 2 | 2 |
| Simon Rundell | 1 | 2 |
| Simon Rycroft | 2 | 2 |
| Simon Tatham | 1 | 7 |
| Simonchuang | 1 | 1 |
| Simone Rota | 1 | 2 |
| Simone Tellini | 1 | 1 |
| Simongibson | 1 | 1 |
| Simonpedge | 2 | 3 |
| Simonsmith | 1 | 1 |
| Simonwaldherr | 1 | 1 |
| Simopro Technology | 1 | 2 |
| Simpbook | 1 | 2 |
| Simpcms | 1 | 2 |
| Simpel Side | 3 | 3 |
| Simpel-Reserveren Project | 1 | 1 |
| Simpestreams Project | 1 | 1 |
| Simpgb | 1 | 3 |
| Simpilotgroup | 1 | 1 |
| Simpl-Schema Project | 1 | 1 |
| Simplcommerce | 1 | 1 |
| Simple | 1 | 1 |
| Simple Ads Manager Project | 1 | 4 |
| Simple And Beautiful Shopping Cart System Project | 1 | 4 |
| Simple And Nice Shopping Cart Script Project | 1 | 5 |
| Simple Asn1 Project | 1 | 1 |
| Simple Bakery Shop Management Project | 1 | 1 |
| Simple Bakery Shop Management System Project | 1 | 3 |
| Simple Banner Project | 1 | 3 |
| Simple Bitcoin Faucets Project | 1 | 1 |
| Simple Blog Project | 1 | 1 |
| Simple Book Catalog App Project | 1 | 2 |
| Simple Bus Ticket Booking System Project | 1 | 2 |
| Simple Captcha2 Project | 1 | 1 |
| Simple Cashiering System Project | 1 | 2 |
| Simple Chat System Project | 1 | 1 |
| Simple Chatbot Application Project | 1 | 2 |
| Simple Chatting System Project | 1 | 1 |
| Simple Client Management System Project | 1 | 19 |
| Simple Cmms | 1 | 1 |
| Simple Cms | 1 | 1 |
| Simple Cold Storage Management System Project | 2 | 5 |
| Simple College Project | 1 | 2 |
| Simple College Website Project | 1 | 5 |
| Simple Customer Relationship Management Project | 1 | 1 |
| Simple Customer Relationship Management System Project | 1 | 13 |
| Simple Discussion Board | 1 | 1 |
| Simple Doctor'S Appointment System Project | 1 | 1 |
| Simple Download Monitor Project | 1 | 5 |
