• sgt-towers
• sgt-twiddle
• sgt-undead
• sgt-unequal
• sgt-unruly
• sgt-untangle
• shadebobs
• Shisen
• shogivar
• showfigfonts
• sierpinski
• sierpinski3d
• signpost
• simutrans
• singles
• singularity
• sixteen
• sjaakii
• sjeng
• sky
• skytentacles
• sl
• sl-h
• slant
• slashem
• slidescreen
• slimevolley
• slip
• sm
• smc
• snake
• snake4
• snake4scores
• snipe2d
• snowballz
• snscore
• solarwolf
• solo
• sonar
• sopwith
• SpaceAryarya
• spacezero
• spammer
• spammer
• speedmine
• spheremonics
• spotlight
• spout
• spring
• spring-dedicated
• spring-headless
• spring-legacy
• spring-multithreaded
• springlobby
• springsettings
• sproingies
• spruch
• squiral
• stairs
• starfighter
• starfish
• starvoyager
• starwars
• stax
• stella
• StepBill
• stockfish
• stonerview
• stormbaancoureur
• strange