S
- S&box
- S.C.A.R.
- S.I.N. Unit
- S.K.I.L.L. Special Force 2 (Soldier Front 2)
- S.T.A.L.K.E.R. 2
- S.T.A.L.K.E.R.: Call of Pripyat
- S.T.A.L.K.E.R.: Clear Sky
- S.T.A.L.K.E.R.: Oblivion Lost Remake
- S.T.A.L.K.E.R.: Shadow of Chernobyl
- S.T.A.L.K.E.R. Anomaly
- S.TA.L.K.E.R. Online
- Sabotage
- Sabotage 1943
- Sabotain: Break the Rules
- Salty Seabird Bay
- Sanctum
- Sanctum 2
- Sanity of Morris
- Sapience
- SAS: Against All Odds
- SAS: Secure Tomorrow
- Satisfactory
- Sauna 2000
- Sausage Sports Club
- Savage 2: A Tortured Soul
- Savage: The Battle for Newerth
- Savage Lands - Survival Fantasy
- Savage Resurrection
- Scanner Sombre
- Scathe
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- Scene Investigators
- Schwarzenberg
- Scorn
- SCP: Secret Files
- Screencheat
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- Second Extinction
- Second Sight
- Secret Neighbor
- Secret Service 3
- Secret Service: In Harm's Way
- Secret Service II: Security Breach
- Section 8
- Section 8: Prejudice
- Sector's Edge
- Selaco
- Sentry
- Serious Sam
- Serious Sam 2
- Serious Sam 3
- Serious Sam 4
- Serious Sam 4: Planet Badass
- Serious Sam: Next Encounter
- Serious Sam: Siberian Mayhem
- Serious Sam: The First Encounter
- Serious Sam: The Second Encounter
- Serious Sam Advance
- Serious Sam Classics : Revolution
- Serious Sam Fusion 2017
- Serious Sam HD: The First Encounter
- Serious Sam HD: The Second Encounter
- Serious Sam VR
- Serium Sector
- Serpens: Eternal Thievery
- Serum
- SEUM
- Severed Steel
- Severity
- Shadow
- Shadow Company: The Mercenary War
- Shadow Force: Razor Unit
- Shadow of the Sun
- Shadow Ops: Red Mercury
- Shadowrun
- Shadowrun: The Awakening
- Shadows of Doubt
- Shadows of Kepler
- Shadow Tactics: Blades of the Shogun
- Shadow Warrior
- Shadow Warrior 2
- Shadow Warrior 3
- Shadow Warrior 2013
- Shady Knight
- Shame Legacy
- Shangai Dragon
- Shape of the World
- Shark Attack Deathmatch 2
- Sharkmob
- Sharpshooter3D
- Shatter
- Shattered Horizon
- Shattered Skies
- Shatterline
- Shellshock 2: Blood Trails
- Shell Soldier
- Shock Troops
- Shogo: Mobile Armor Division
- Shootmania
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- Showdown: Scorpion
- SHOWTIME 2073
- SickBrick
- SIGIL
- SIGIL 2
- Signal Ops
- Silent Hill
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- Silica
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- SiN
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- Singularity
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- Sir
- Sir You Are Being Hunted Reivented
- Six Days in Fallujah
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- Skin Deep
- Skin Witch
- Skycraper
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- Sky Noon
- Slam Land
- Slasher's Keep
- Slayer Shock
- Slayers X: Terminal Aftermath: Vengance of the Slayer
- Slender: The Arrival
- Slime Rancher
- slime rancher 2
- Sludge Life 2
- Smash+Grab
- Snapshot VR
- Sniper
- Sniper: Art of Victory
- Sniper: Ghost Warrior
- Sniper: Ghost Warrior 2
- Sniper: Ghost Warrior 3
- Sniper: Path of Vengeance
- Sniper Elite
- Sniper Elite 3
- Sniper Elite 4
- Sniper Elite VR
- Sniper Elite VR: Winter Warrior
- Sniper Ghost Warrior Contracts
- Sniper Ghost Warrior Contracts 2
- Snipers
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- SOLAR
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- Soldier Front
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- Soldier of Fortune 3: Pay Back
- Soldier of Fortune Online
- SOMA
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- Someday You’ll Return
- sondage
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- Sorceress
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- Soul Axiom
- Soulslinger: Envoy of Death
- Space Beast Terror Fright
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- Sparky Marky Online
- Special Forces
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- Special Operation 85: Hostage Rescue
- Special Operations Forces: Operation Eagle's Talon
- Specnaz: Project Wolf
- Spectra
- SPECTRE
- Speedrun
- SpellPunk VR
- Spies Don't Die
- Spire
- Splat Magazine Renegade Paintball
- splinter cell
- Splinter Cell: Blacklist
- Splinter Cell: Chaos Theory
- Splinter Cell: Conviction
- Splinter Cell: Double Agent
- Splinter Cell: Pandora Tomorrow
- Splinter Cell VR
- splitgate
- Splitgate: Arena Warfare
- Spoils of War
- SPRAWL
- Spy Game
- Spy Party
- Squad
- Squad 44
- Squadron 42
- Squirrel Stapler
- Stadia
- STALKRAFT
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- Starbreeze
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- Star Net Frontier
- STARSAND
- Starship Troopers
- Starship Troopers: Extermination
- Starshock
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- Star Trek: Elite Force
- Star Trek: Elite Force 2
- Start Survey 2
- Star Warfare: Black Dawn
- Star Wars: Battlefront
- Star Wars: Battlefront 2
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- STAR WARS: Battlefront Classic Collection
- Star Wars: Dark Forces
- Star Wars: First Assault
- Star Wars: Imperial Academy
- Star Wars: Republic Commando
- Star Wars: Squadrons
- Star Wars Battlefront II
- Star Wars FPS
- Star Wars Jedi Knight: Dark Forces 2
- State of Decay 2
- Stationeers
- Stay in the light
- Stay Out of the House
- Stealth
- Stealth Force: The War on Terror
- Steam
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- Steam Deck
- Steam spy
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- Stick Fight: The Game
- Stifled
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- Still Wakes the Deep
- Storm
- Stormland
- STRAFE
- Stranded Deep
- Stranded Nightmare
- Strange Brigade
- Stray Bombay
- Stride
- STRIDE: Fates
- Striden Fogbound
- Strife Overhaul
- Strike Force Red Cell
- Strobophagia: Rave Horror
- Stygian: Outer Gods
- Subliminal
- Subnautica
- Subnautica - Below Zero
- Subnautica 2
- Sub Rosa
- Subsistence
- Succubus
- Succubus Orgie Infernale
- Sudge Life
- SUFFER
- Suffer The Night
- SULFUR
- Sunkenland
- Sunset
- Super Dashmatch
- Superflight
- SUPERHOT
- SUPERHOT: MIND CONTROL DELETE
- SUPERHOT JP
- SUPERHOT VR
- Superliminal
- Super People
- Supplice
- Supraball
- Supraland
- Supraland 2
- Supraland Six Inches Under
- SURV1V3
- Survarium
- Survival: Fountain of Youth
- Swap
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- SWAT: Global Strike Team
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- SWATNG
- Swelter
- Switch
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- Swordsman VR
- Sylvio 2
- Syndicate
- Syndrome
- Synther
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- System Shock
- System Shock 2
- System Shock 2 Enhanced Edition
- System Shock 3
- System Shock Remake
- System Shock Remastered
- Söldner 2
- Söldner: Secret Wars