About the Game
s&box is a game creation platform built on the Source 2 engine and our spiritual successor to Garry's Mod. Play, create, and share games, explore community creations, and experience endless sandbox fun with powerful modern tools. PLAY GAMES s&box is full of games created by the community of every genre. Party up and play with your friends. CREATE GAMES Anyone can create games using our intuitive modern editor, creating scenes with a standard scene system and a C# API with powerful hotloading. PLAY FUND You can publish your games directly to the platform where everyone can play it at the click of a button. You can earn through our Play Fund from players playing your games, directly funded from cosmetic purchases. EXPORT GAMES Or if you want, you can publish your games to Steam, royalty-free. (although we're not quite ready on this yet)
Screenshots
Details
| Platform | Steam |
| Release Date | 28 Apr 2026 |
| Region | Region Free |
| Type | Digital CD Key |
| Delivery | ⚡ Instant |
| Languages | English |
Why CDKeysIsland
⚡ Instant Delivery
Get your game key immediately after purchase via email. No waiting, no delays.
🔑 100% Genuine Key
We sell only legitimate digital keys. No accounts, no grey market tricks.
🛡️ Lifetime Warranty
Every key comes with a lifetime warranty. If it doesn't work, we fix it — always.
🏴☠️ Permanent Ownership
Your key is yours forever with no restrictions, subscriptions or expiry dates.
s&box PC Steam CD Key
- Download and install Steam on your PC
- Sign in to your Steam account (or create one for free)
- Click "Add a Game" in the bottom-left corner → "Activate a Product on Steam"
- Enter your unique key from the Orders page
- Game is added to your library — ready to download!