Inkline
A comic-book open-city action game that runs in the browser: swing, wall-run and fight across a procedurally generated night city.
Play: https://sixoctober.vercel.app/ · Status: in development (prototype) · Desktop Chrome/Edge, keyboard + mouse.
Features
- Physics-based rope swinging with automatic anchor selection, plus zip and launch-to-ledge
- Wall running and climbing; dive and ground pound
- Two switchable modes, Grapple and Titan, also mid-air
- Crime-and-combat loop: punches, kicks, combos, counters and rope pulls
- Comic-book HUD and effects
- Procedurally generated city (
?seed=123 builds another one)
Controls
| Key | Action |
|---|
| W A S D | Move (relative to the camera) |
| Mouse | Look around · Wheel: camera near / mid / far |
| Shift | Sprint · hold in the air to swing |
| Space | Jump (hold: higher) · in the air: zip |
| E | Launch onto the ledge under the crosshair · Grapple, on an enemy: pull them in |
| C | Dive (in the air) · Titan: ground pound |
| Tab · 1 · 2 | Switch Grapple / Titan |
| Titan: Space | Hold, then let go: super jump |
| Left / right click | Punch / kick (3 in a row: combo with a finisher) |
| Q | Counter when an enemy shows !! |
| R | Back to the last safe spot |
| T | Slow motion |
| H | Show / hide the controls card |
| F1 | Tuning panel |
| Esc | Pause |
Tech
TypeScript, Three.js, postprocessing, Vite, Vitest, Vercel.
How it's built
Designed and directed by Emirhan Efe Yaşar; implemented with AI coding agents (Claude Code, Codex) through a staged roadmap, with playtest feedback after each stage.
The repository has 120 automated tests (Vitest) covering movement, rope and grapple, camera, combat, mode switching, the city generator and settings.
Run locally
Node.js 22.12 or newer.
npm install
npm run dev
Other scripts: npm run build, npm run preview, npm run test, npm run typecheck.
Original characters, city and art; no third-party characters or assets.
Project documents (Turkish)
BRIEF.md (game brief) · PLAN.md (roadmap) · NOTLAR.md (session notes) · docs/art-direction.md (art direction).
Headless smoke tests and the Blender test figure are described in AGENTS.md.
