From now until June 26 at 10am PST, explore demos from teams all over the world across any genre you can imagine.

These are all games you have a chance to sample before they launch on Steam, so wishlist your favorites to be notified once they do.

Valve are also kicking off an entire week of developer livestreams and chats with the official stream starting today at 11am PST HERE, on the main event page.

(Check the schedule to plan ahead to join any others that interest you throughout the duration of the event!)

Here's a list of some notable demos available.

• The Invincible: Rethink human’s dominion in The Invincible: a story-driven adventure set in a hard sci-fi world by Stanisław Lem. Discover planet Regis III as scientist Yasna, use atompunk tools looking for a missing crew and face unforeseen threats. Make choices in a philosophical story that’s driven by science.
• Rise of the Triad: Ludicrous Edition: The HUNT Returns... AGAIN! Play the original Cult Classic '90s FPS remastered in 4K Ultrawide with UNLIMITED frame rates, restored content, NEW episodes, a level editor, cross-platform multiplayer, additional music, new options and MORE. Make 'em EAT LEAD or they'll bury you in a lunchbox!
• Lords of Exile: Embark on a quest for revenge in Lords of Exile, an 8-bit side-scrolling action platformer set in the far Lands of Exilia. With classic retro mechanics and linear level design in 8-bit graphics.  
• Remore: Infested Kingdom: A challenging turn-based tactical RPG that transports you into a medieval apocalyptic infestation. Your survivors are fragile, and every step you take could be your last.
• Return from Core: Explore the Inner Earth world and its mysteries in this survival sandbox adventure game! Dig for materials to craft new gear and defend your camp against the creatures and perils of the Core. If you recover the technology lost after the catastrophe, maybe one day you can return to the surface!
• Shadow Gambit: The Cursed Crew: Welcome to the Lost Caribbean! In this stealth strategy game, join a ghost ship with a living soul and assemble a cursed pirate crew. Embrace magical powers to defy the menacing army of the Inquisition, who stands between you and the mysterious treasure of the legendary Captain Mordechai.
• Looper Tactics: Powerful mages created a world within a box, like a toy, and filled it with artificial souls. Eventually they sealed it away, fearing it could bring destruction to their reality. It’s on you to end the eternal cycle of death and resurrection of your world in this deckbuilding roguelike.
• Inner Ashes: Inner Ashes is a first person, narrative, puzzle adventure, where the player puts himself in Henry's shoes, a forest guard diagnosed with early-onset Alzheimer’s. He has to travel through his mind to discover why his only daughter Enid disappeared from his life.
• Warnament: A turn-based grand strategy game, simple for newbies yet challenging for masters. As the leader of a nation, you will conquer territories and advance in military, technology, culture, or politics. Choose from historical scenarios or create your own with an editor
• A Void Hope: A Void Hope takes you on an atmospheric puzzle platforming adventure to find a cure for a collapsed city. Follow the story of a tormented couple as they try to decipher reality from nightmares and overcome the shadowy threats lurking in the dark.
• Spells & Secrets: In this rogue-like inspired action adventure, you free the wizard school Greifenstein from magical creatures by using your spells creatively. Play in local co-op, customize your own student wizard, solve mysteries and find powerful artifacts in this modern magical world.
• Perfect Partner: Perfect Partner is a party game with 2 people work closely together to defeat other teams to win. The road to the championship is full of obstacles, your teammates may be your worst enemy! Have fun in this game or meet the soul mate you are most acquainted with here.
• Hidden Through Time 2: Join Clicky on a new, enchanted adventure in Hidden Through Time 2: Myths & Magic! Search for hidden objects scattered around hand-drawn worlds, and unlock more as you go. With both a single player campaign and an online mode where you can create your own dreamworld, the adventure never ends!
• Back to the Dawn: You were framed and incarcerated. Learn to survive in prison. Explore every inch and exploit any weakness. Manipulate and scheme. Make friends (or foes) with fellow inmates and with their help, break out of prison.
• Born of Bread: Play as a flour golem who possesses a never-ending childlike wonder and a set of odd abilities. Team-up with a colorful cast of characters, explore the different regions of a wonderful world ripe with mysteries and engage in a fun and quirky turn-based combat system.
• Passing By - A Tailwind Journey: Take to the skies in your balloon ship and explore a colorful world of floating islands. Befriend fellow travelers and quirky islanders, use your wits to solve immersive puzzles, and gather resources to continue your journey towards an unknown destination.
• Naheulbeuk’s Dungeon Master: A dungeon in danger ! Build, manage & defend your dungeon in this satirical heroic fantasy universe of Dungeon of Naheulbeuk. From a shaky establishment to an infamous lair !
• El Dorado: The Golden City Builder: El Dorado is a strategy city-building game in which you plan, build and develop your settlement to conquer Jukatan and earn the title of The Golden City. Become a leader, whom even Gods will bow to. Offer sacrifices to the Gods to earn their favor, but beware and don’t lose yourself in your riches.
• Broken Roads: Broken Roads is a narrative-driven RPG that brings exploration, strategic turn-based combat and meaningful philosophical choices to an all-new Australian post-apocalyptic setting.
• Stray Souls: Enter a world of nightmares in this third person, action-horror, inspired by the classics of the genre. Fight terrifying creatures, solve mind-bending puzzles, and unravel a horrid family secret to expose the chilling truth behind your existence.
• Lil’ Guardsman: Imagine you're a 12 year old, suddenly in charge of the guard shed at the castle gate, where you decide if elves, goblins and 100+ other characters should be admitted. It's a wonderful combination of deduction, narrative and puzzle games.
• Tamarak Trail: In this deck-building roguelike, you'll use a customizable dice set as you battle through randomly generated trails - full of loot, mysteries, and danger to protect inhabitants from the evil that has corrupted the trail.
• Die Again: Die Again is an innovative top-down shooter game filled with action and strategy. If you die, you can possess the closest enemy's body to keep playing. But be careful: if no one is near you, game over.
• Limerick: Cadence Mansion: Limerick: Cadence Mansion is a detail-rich first-person action-horror adventure with deep lore, intricate puzzles, satisfying combat, and a happy little marionette who really wants to say "hello."
• Saloon Simulator: An abandoned Saloon is waiting for you to restore its former glory. Find out that managing a saloon isn't just about creating drinks and meals. Clean up, organize, and choose the right friends - all to become the most recognizable business in the Wild West!
• Thronefall: A minimalist game about building and defending your little kingdom.
• Laysara: Summit Kingdom: Build and expand your very own settlements in high mountains! Carefully plan production chains and satisfy various needs of your three-caste society while dealing with mountain hazards such as weather breakdowns and avalanches. Are you skilled enough to make your town thrive?
• SteamWorld Build: In SteamWorld Build, you must escape a dying planet by building a mining town to dig up vital long-lost technology. Meet the ever-growing needs of your citizens, trade resources and defend your mine from the creatures that lurk below.
• Viewfinder: Challenge perception, redefine reality, and reshape the world around you with an instant camera. Viewfinder is a new single player game offering gamers hours of interesting and fun experiences while uncovering the mysteries left behind.
• Dr. Fetus’ Mean Meat Machine: Help Dr. Fetus create the perfect Meat Boy clone in a unique new twist on the tile-matching puzzle genre. In classic Meat Boy fashion, an endless cavalcade of devious and deadly traps stand between you and victory in this hardcore puzzle game that will push your skills to the limit.
• Astronimo: Astronimo is a construction platform puzzler that takes you and your friends out of this world into a vast solar system, providing them with expansive creation tools to stretch the bounds of imagination.
• Laika: Aged Through Blood: Laika: Aged Through Blood is a western-inspired motorvania set in a post-apocalyptic wasteland. It is the story about a tribe oppressed by occupant forces, and the personal story of a mother coyote warrior who descends on an endless path of vengeance to take back what her people lost.
• Paleo Pines: Welcome to Paleo Pines, a charming island known for its friendly dinosaurs, quirky townsfolk, and mysterious past. Befriend dinos and enlist their help to fix up your ranch and farm crops to create your cozy dino sanctuary! Then set out with your companion, Lucky, to uncover the island’s secrets.
• Beyond Sunset: Cyberpunk first-person shooter with a rich story and RPG elements. You are Lucy, an enhanced street samurai searching for lost memories. Fight in large, open, interactive levels overtaken by yakuza, zombies, robots and bosses!
• Disco Simulator: Disco Simulator is a tycoon type game based on club management. Your task will be to set up the club from scratch, put up walls, arrange furniture, hire staff, plan events, invite artists, put on concerts. Create your own club!
• Marko: Beyond Brave: Marko: Beyond Brave is an action-packed Metroidvania adventure. Wander through lush forests and crumbling castles, battle corrupted creatures, and escape intricate traps. Jump, slash, and shoot your way through challenging foes and mighty bosses inspired by Slavic myths and legends.
• Wildmender: A desert gardening survival game. Start from a tiny spring and cultivate a blooming garden. Explore a vast world amid the sands and uncover its mysteries. Can you defend against the relentless forces of nature and mysterious wraith corruption, to bring life to a dying world?
• ROBOBEAT: Keep your trigger finger on the pulse! In rhythm shooter Robobeat, it’s all about maximising your damage by shooting to the beat. Wall run, grapple hook, slide, and bunny hop your way through the haphazard mansion of a crazed robot-showman.
• SYNCED: SYNCED is a futuristic free-to-play cooperative shooter set in a world devastated by rogue technology. Gear up with a squad or fight solo across intense PvE and PvP scenarios as you take the fight to the Nanos and weaponize your enemy.
• Waven: Forge your own destiny! Choose your character, equip your best spells and sail from island to island in quest of fortune and glory. Level up your hero and your strategy in this free-to-play tactical multiplayer RPG with unique colorful graphics.
• Revival: Recolonization: Set in a post-apoc version of Earth, Revival is a 4x strategy game where the world and its rules can change at key moments, creating a deep and highly replayable experience.
• Evolings: Embark on a captivating journey in Evolings! This minimalistic turn-based roguelike lets you face hordes of evil monsters by recruiting a team of deadly yet cute creatures. With challenges and a unique experience in each playthrough, Evolings offers a captivating fusion of strategy and charm.
• Artifice: War Tactics: Unleash your tactical prowess in a medieval fantasy world where survival depends on setting attack zones, executing combos with ally traits, and battling through relentless enemy waves. Defeat powerful bosses to conquer strongholds and lead your army to victory in this turn-based strategy game.
• MythForce: Step into a Saturday Morning Cartoon! Adventure through crypts and castles with your friends in this First-person Melee Roguelike.
• Pocket Bravery: Clash head-to-head in a retro-inspired fighting game! Pick from a diverse character roster & take on opponents worldwide powered by rollback netcode or compete locally with friends. Master the art of elemental combat and unleash screen-filling ultimate attacks!
• Loppy: Planet Hopper: Inspired by old-school platformers, Loppy: Planet Hopper has aliens, bakers, alien bakers! and an evil multi-billion dollar corporation, and also a lot of wackiness!
• Hellcome: Hellcome is a Multiplayer Roguelike Shoot 'em up for 1-4 yummy snacks who dread the zombie feast. Pick from different delicious fighters, team up with your scrumptious friends and unlock new moves to postpone your fate. So spice up your brainzz and get ready to Shriek!
• An Everyday Story: An Everyday Story is a story-driven puzzle platformer with a heartfelt twist. Experience a life from the view of three trinkets... what do you think happens when our dreams become so real that they stain our reality?
• Cosmic: A Journey Among Shadows: An action-adventure game set in a multilayered universe where light and shadow dictate its metaphysical rules. As a naughty little creature, embark on an interdimensional journey across space and time to rescue your sole and best friend — 𝐲𝐨𝐮𝐫 𝐬𝐡𝐚𝐝𝐨𝐰
• Warhaven: Warhaven is a free-to-play PVP medieval fantasy combat game for two teams of up to 16 players each. Choose your soldier, lead your squad into combat, and incarnate as a powerful Immortal to turn the tide of war!
• STACK: STACK is a VR multiplayer game about dashing through post-apocalyptic environments and timing disc bounces to eliminate your opponents.
• Chickenauts: Chickenauts is a fast paced, action roguelike game where you battle Alien Chickens who've abducted your beloved flock. Tackle a myriad of foes, undergo strategic mutations, loot prizes, and wield powerful weapons. Your singular mission: reclaim your chickens!
• SpaceKraft: Gather crystals, repair/run crafting facilities, upgrade your spaceship, build machines, explore the open world, find your way back to mother earth.
• Land Above Sea Below: Land Above Sea Below is an atmospheric building strategy and puzzle game where you have to build your island from tiles in order to raise its height as much as possible, to avoid it getting flooded by the constantly rising sea level.
• Maniac: Play as a desperate man forced into a life of crime to repay his loan. Get chased by an ever-increasing cast of mobsters, law enforcement and the military. Inspired by classic GTA and horde-survivors.
• Stellaris Nexus: Stellaris Nexus is a simultaneous turn-based multiplayer 4X game offering the full spectrum of a thrilling, strategic 4X experience. Choose a unique faction and leader and challenge up to 5 other players, plotting and battling your way to galactic dominance; all in about 1 hour.
• Space Trash Scavenger: Grab your jetpack and explore procedural asteroid fields, derelict spaceships and abandoned outposts. Build your Space Rig to process scavenged trash. Craft, trade and fight your way to success in this interstellar, open-world survival sandbox.
• Ebenezer and the Invisible World: Embark on a story-rich 2D Metroidvania adventure with breathtaking hand-drawn art, playing as miser-turned-hero Ebenezer Scrooge in a reimagined Victorian-fantasy based on Charles Dickens’ classic novel, A Christmas Carol. Enlist the help of ghosts to save the people of London before it’s too late.