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Games

Small to big games, hosted here. The list grows as more are added.

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PC Games — older desktop-only builds and experiments are preserved on their own page.

SYL's canonical product is the responsive Three.js game below. Its separate desktop experiment is on hold.

► Play The Cosmos — a space game where you own a ship, hire a real crew and fly between real worlds at their real size. Start at a neutral port on Mars, then take your ship out past the moons. Dig, trade, take jobs, fight raiders, and play with friends in one shared world.

Every player gets their own ship and landing pad; what you dig, build and break stays for everyone. Works on a phone (touch controls) and a computer.

SYL โ€” Space You Land Play full screen ↗  ·  Source ↗

► Play SYL — the permanent Three.js space game. The live V1 lets you repair a ship, launch, cross real space without a loading screen, and land on another world while the authority-first physical-universe rebuild proceeds in the open.

One responsive game for phones and desktop browsers; touch controls appear automatically. Canon and source are public in SYL-Full-Game.

Fable Survival Play full screen ↗  ·  Source ↗

► Play Fable Survival — a mobile-first survival prototype: scavenge, build, fight infected, survive the night, and see other Heartbeat players through the shared realtime presence layer.

Hosted inside Heartbeat Observatory so phone and browser playtests share the same public link and multiplayer shell.

Parkworks Tycoon Play full screen ↗  ·  Source ↗

► Play Parkworks Tycoon — a mobile-first park management game: build rides and food stalls, keep guests happy, set your prices, and clean up the litter before it drives everyone home.

Signed-in Heartbeat players get their park saved to their account, so it follows them from phone to desktop. Everyone else keeps it in the browser.

► Play Rustfall — a post-apocalyptic wasteland to survive: worker robots run salvage loops while hostile ones hunt you, shamblers converge on anything living, and a nine-metre Iron Warden stomps the scorch arena. Drive multi-seat vehicles, pilot a mech you can rebuild part by part, and snap a base together piece by piece.

Press L to flip the whole world into its inspection layer — the module grid, every asset’s id and bounding volume, and a live report of anything floating, buried or intersecting. The game and the thing that proves the game is honest, in one build.

President Sim โ€” The Executive Office Open full screen ↗  ·  Source ↗

The President will see you now. Take your seat in a 3D executive office. Hear from AI and chip-industry leaders, question your advisers, and face the governor who returns with the consequences. Episode 01 has four connected hearings and multiple policy paths.

Built by Jaron. Free to play, with optional narration, a Cinema view for filming, and saves on this device. Real events inspire fictional meetings and outcomes. The original Classic game is still available.

MindGames Play full screen ↗  ·  Source ↗

► Play MindGames — A mobile-first Three.js recursive reality experiment.

Robot Evolution Lab (MEC-01) Play full screen ↗  ·  Source ↗

► Play Robot Evolution Lab (MEC-01) — A measured, mechanically assembled Three.js robot field lab with mobile walk controls.

Signal Drift Play full screen ↗  ·  Source ↗

► Play Signal Drift — A tiny neon arcade game.

Northstar Addressable World Play full screen ↗  ·  Source ↗

► Play Northstar Addressable World — A first-person parkour game and addressable-world engine proof.

The Defender 3D Play full screen ↗  ·  Source ↗

► Play The Defender 3D — A courtroom strategy simulator with a reactive 3D courtroom.

Cyber-Trench Overdrive Play full screen ↗  ·  Source ↗

► Play Cyber-Trench Overdrive — A cyberpunk endless trench flyer and runner, playable in the browser.

Rift Clash Play full screen ↗  ·  Source ↗

► Play Rift Clash — A browser MOBA with a full 5v5 match that can be played solo against bots.

Wasteland Commons Play full screen ↗  ·  Source ↗

► Play Wasteland Commons — A browser-first cooperative post-collapse game with robots, construction, vehicles, and an inspectable world.

Orbit Salvage Play full screen ↗  ·  Source ↗

► Play Orbit Salvage — A mobile-first orbital recovery puzzle about tethering drifting cargo and managing momentum.