- s.p.l.i.t (PC)
- S.T.A.L.K.E.R.: Shadow Of Chernobyl (PC)
- Sackboy: A Big Adventure (PC)
- Sam & Max: Hit The Road (PC)
- Sanctuary: Shattered Sun (PC)
- Sandustry (PC)
- Scarlet Deer Inn (PC)
- Scarlet Hollow (PC)
- Scrap Mechanic (PC)
- Scratch The Cat (PC)
- Screamer (PC)
- Sea of Stars: Sunset Edition (PC)
- Security 51 (PC)
- Selaco (PC)
- Sephiria (PC)
- Serious Sam Fusion 2017 (beta) (PC)
- Servant of the Lake (PC)
- Shadow Gambit: The Cursed Crew (PC)
- Shadowrun: Hong Kong - Extended Edition (PC)
- Shards of Order (PC)
- Shift At Midnight (PC)
- Shot One Fighters (PC)
- SIGNALIS (PC)
- Signy & Mino: Against All Gods (PC)
- Silent Shark (PC)
- SimCity (PC)
- Simon the Sorcerer (PC)
- Sir, We Have an Orc Problem (PC)
- SKALD: Against the Black Priory (PC)
- Solar Ash (PC)
- Solasta: Crown of the Magister (PC)
- Sonic Generations (PC)
- Soul's Remnant (PC)
- Soulbound: Online (PC)
- Soulframe (PC)
- Sovereign Tower (PC)
- Space Tail: Definitive Edition (PC)
- Speedball (PC)
- SpongeBob SquarePants: Titans of the Tide (PC)
- Staffer Retro : A Supernatural Mystery Quest (PC)
- STAR OCEAN THE SECOND STORY R (PC)
- Star Wars: Dark Forces (PC)
- Star Wars: X-Wing (PC)
- Starflight (PC)
- Static Dread: The Submarine (PC)
- Stellar Blade (PC)
- Stonewards (PC)
- Storebound (PC)
- Stories from Sol: The Gun-Dog (PC)
- STRAFTAT (PC)
- Strangeland (PC)
- Streets of Kamurocho (PC)
- Sunless Skies: Sovereign Edition (PC)
- Super Battle Golf (PC)
- Super Yooka-Laylee Kart (PC)
- Supplice (PC)
- Survival Log (PC)
- Sword & Shield Simulator (PC)
- Swordcery (PC)
- System Shock (PC)
- System Shock 2 (PC)