| group | group longname | active | # packs | # contributors |
|---|---|---|---|---|
| sense imagery | sense imagery | 1997-2007 | 29 | 107 |
| septic | 1996-1996 | 6 | 9 | |
| serial | 1997-1997 | 5 | 64 | |
| sfc | Society's Finest Criminals | 1995-1995 | 1 | 4 |
| shade | Superior High Art Design | 1996-1997 | 7 | 31 |
| shadowbyte | 1996-1996 | 1 | 2 | |
| shaolin | 1997-1998 | 11 | 25 | |
| sharp | 1995-1995 | 3 | 14 | |
| shiver | 1994-1995 | 24 | 110 | |
| sia | Supreme Immortal Art | 1999-1999 | 1 | 9 |
| sick | 1995-1996 | 4 | 11 | |
| sicklies | 1997-1997 | 2 | 7 | |
| sik | Some Insane Kreations | 1998-1999 | 2 | 13 |
| silk | 1997-2013 | 3 | 7 | |
| simple | 1996-1996 | 1 | 11 | |
| sin | 1995-1995 | 1 | 6 | |
| sinanju | 1994-1994 | 3 | 8 | |
| skag | 1994-1994 | 1 | 2 | |
| skank | 1996-1996 | 3 | 21 | |
| skill | SKiLL Creations | 1993-1994 | 2 | 19 |
| skism | 1997-1997 | 1 | 4 | |
| slackers | 2025-2025 | 1 | 3 | |
| slam | 1993-1993 | 1 | 5 | |
| sliver | 1997-1997 | 5 | 22 | |
| smr | Synthetic Mass Reaction | 2000-2004 | 7 | 12 |
| soap | Sons of ASCII Prophets | 1995-1998 | 13 | 47 |
| society | 1997-1998 | 4 | 77 | |
| sock | 1997-1997 | 1 | 6 | |
| sodapop | Sodapop Family | 1998-1999 | 5 | 25 |
| soi | Sphere of Illusions | 1996-1996 | 3 | 14 |
| solid | 1998-1998 | 2 | 3 | |
| solo | 1995-1996 | 3 | 12 | |
| somnolent flower | 2002-2003 | 9 | 3 | |
| sonic equinox | 1995-1997 | 6 | 11 | |
| sonic productions | 1992-1992 | 2 | 1 | |
| souls | 1998-1999 | 4 | 14 | |
| soulside | 1995-1995 | 1 | 3 | |
| spastic | SPASTiC STUDiOS | 1995-1995 | 11 | 58 |
| spazm | 1994-1994 | 4 | 12 | |
| special ansi makers | 1994-1994 | 1 | 5 | |
| sphere | 1996-1996 | 1 | 5 | |
| spies | 1997-1997 | 1 | 15 | |
| spin | 1998-1998 | 4 | 28 | |
| spiral | 2001-2002 | 7 | 33 | |
| splash | 1996-1996 | 1 | 4 | |
| splat | 1995-1995 | 2 | 9 | |
| splatt | 1996-1996 | 2 | 0 | |
| spleen | 2006-2011 | 3 | 1 | |
| stab | 1994-1996 | 3 | 20 | |
| std | Spread the Disease (57d) | 2003-2003 | 5 | 28 |