Arcwright

They don't smash the window. They pull the boards off. 🧟 Night in Ashgrove: hands reach through the gaps and rip both layers of boards off the front window while you hold the line inside. Ashgrove is the zombie game we're building in Arcwright with Claude Opus 5.5. Still in development.

Fox Three 🚀 A missile leaves the wing at dusk and runs out low over the ocean. 12 seconds, shot on Arcwright's timeline and rendered straight out of the engine. One of the short films we've made in the editor (engine built with Claude Opus 5.5). Watch the rest: arcwrightengine.net/games/?u…

Shoot it down and it doesn't stay down 🧟 A few hits to the upper body and it goes over, writhes, gets its hands and knees under it and stands back up. Red lines are the bullet paths. Our own take on GTA IV-style physical reactions, built from scratch in Arcwright with Claude Opus 5.5. Early, in a plain test lab. arcwrightengine.net/devlog/a…

Make it in the browser, host it anywhere 🎃 File → Export web build gives you a zip: index.html, the engine (WebAssembly) and your assets. Unzip it on any static host and it plays, with keyboard, gamepad and full screen. Here's our Halloween level, exported and running on a plain web server. Free: arcwrightengine.net/editor/?… (engine built with Claude Opus 5.5)

How to make a Halloween level in our free browser editor: 1. Packs → 2D Haunted Hollow 2. Drop in gravestones, ghosts, a zombie and the Pumpkin King 3. Click the graveyard tiles, paint the ground 4. Press Play 🎃 arcwrightengine.net/editor/?… (engine built with Claude Opus 5.5)

making a game in 2026: the 9-app setup vs. one engine 🎯 3D models, materials, code, sound, cutscenes and animation all live inside Arcwright, plus an AI that can drive every one of them while you watch. Free: arcwrightengine.net/?utm_sou… (built with Claude Opus 5.5)

Moonglow Park closed in 1987. Somebody left the lights on. LAST RIDE OUT: the horror game we've been building in our own engine. Headphones on. Lights off. 🎡 Still in development, and every frame here is rendered live in Arcwright, built with Claude Opus 5.5. arcwrightengine.net/?utm_sou…

Two ways to cut AI sprites. We learned this one the hard way last night. On grey, the glow around a lantern looks like part of the art, so it gets cut out as a solid disc. On flat magenta (a colour nothing in the art uses), the cut is clean. That's how every piece in our free Halloween pack was made: arcwrightengine.net/editor/?… Engine built with Claude Opus 5.5.

Already pay for Claude Code, Codex or Cursor? Plug it into our game engine. It connects over MCP and builds right inside the editor while you watch: here it's placing theatre chairs row by row, each change labelled as it lands. You can stop or undo anything. The engine is free, and so is using your own AI with it: arcwrightengine.net/?utm_sou… Built with Claude Opus 5.5.

We made a whole Halloween pack for your next game. 🎃 66 pieces: a ghost, a zombie and a jack-o'-lantern that all animate, a Pumpkin King boss, graveyard props, paintable graveyard ground, candy pickups and a moonlit sky. Free in our browser game editor, free to use in your games: arcwrightengine.net/editor/?… Engine built with Claude Opus 5.5.