The Spiritual Successor to Garry’s Mod, s&box, Will Finally Release Later This Month and Will Let Users Sell Their Creations on Steam

David Carcasole
A scene from the game creation platform 's&box' showing two characters racing homemade vehicles with makeshift weapons and parts, in a grassy outdoor setting with a container labeled 'SUNSCRAM' in the background.
Image credit: Facepunch Studios

Garry's Mod is the kind of thing that, even if you've never heard of it, it has been so influential that it is nigh impossible for you to have not seen the impact it has had in something that came after it that was influenced by it. The game creation platform is responsible for scores of YouTube videos on top of entire games, and now, its spiritual successor s&box, which is powered by Valve's Source 2 engine, will be out on Steam later this month, on April 28, 2026.

The release date was quietly revealed with the game creation platform's Steam page getting updated today to list the Tuesday release date. It also arrives days after developer Facepunch Studios (who recently offered to save Amazon's New World MMO) shared a roadmap update on its website, which revealed arguably the biggest element that users of s&box will be able to take advantage of.

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"We signed the new license with Valve this week, allowing us to allow people to export games from s&box's editor and ship them as standalone games on Steam without paying us anything," Facepunch Studios writes. "This has been a bit of a complicated journey, but with a lot of reassurance and compromises, we've got there."

That means users will be able to build a game using s&box, and release that game independently of s&box for people to buy and download on Steam. It's a huge element of the platform that could see its popularity spike once creators get their hands on it, though Facepunch Studios is clear that it is still ensuring any and all possible kinks that could get in the way of users selling their creations on Steam are ironed out.

"We still have work to do on our end. We need to create a license between Facepunch and the people shipping games, then double and triple check everything is legit," the studio writes, "but I wanted to share this progress with the community so they know that Valve did the bizzo."

It'll be interesting to see what people create with the tools in s&box. Perhaps we'll get the next Skibidi Toilet out of it, though hopefully that doesn't result in another poorly aimed DMCA strike.

David Carcasole Photo

About the author: David has been writing about videogames, technology, and culture since 2020, with a focus on reporting daily news across multiple publications, including GameDaily.Biz, GameSkinny, and PlayStation Universe before joining Wccftech in 2025. David started contributing as Canada/US reporter for Wccftech's gaming section in 2025. Besides being up-to-date on the industry's movements, he loves interviewing developers, reviewing games, and writing intricate essays about the symbolism and layered meanings to be found in rich narratives as he's done for publications like GamesIndustry.Biz, LostInCult, and others. Outside of games he loves movies, music, theatre, his hometown, and his family, though not necessarily in that order.

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