Made for Game Devs With Big Ideas and Small Teams

Game Prototyping Tools for Indie Devs

Whether you’re making a story-driven RPG, a physics-based platformer, or a weird little experiment, our tools help you get from idea to playable faster—with support for worldbuilding, art, hosting, and deployment.

Just a small side project... This won’t take years.

Core Features for Developers

From early ideas to working demos—tools to launch faster and build smarter.

Rapid Game Hosting: Host and share WebGL builds instantly. Perfect for quick feedback, portfolio work, or testing updates.
→ Unity plugin, GitHub Action, and API for streamlined CI/CD.
Jump Calculator: Fine-tune jump arcs and gravity for your platformers. Get it right before opening your game engine.
World Builder + Generators: Design narrative depth with a connected wiki for characters, places, timelines, and more. Use map, town, and dungeon generators to create game-ready content.
Art Maker & Assets: Create concept art or use ready-made assets like the cave parallax background. Build a mood board or prototype UI in minutes.
Intro to C# Book: Getting started with Unity? Learn the basics with an approachable guide to C#.
Creator Analytics: See how players engage with your published content—track views, clicks, and feedback on your shared worlds or prototypes.

Random Tables for Rapid Content

Stub out your game's data before you've written a single system. Roll for vehicles, tech, and loot objects—or build your own tables and export them straight into your project.

Concept Art Without the Wait

Generate concept art and enemy/item mockups in seconds, then turn them into sprite sheets for your engine. Prototype the vibe before you spend real budget on final art.

Generate Concept Art

Track Your Dev Log

Keep a running dev log as you build. Use The Log to jot down design decisions, bugs to revisit, and feature ideas—everything stays linked to your world so nothing gets lost between builds.

Start a Dev Log

Build a World Worth Prototyping

Sep 04, 2025 world-building

How to Turn AI-Generated Art into a Pixel-Perfect Game Sprite

Creating game sprites used to take hours of painstaking work, drawing frame by frame, tweaking pixels, and hoping the animation felt right. AI-generated art enables you to create a whole sprite sheet in seconds, but it still takes some effort to get it pixel-perfect and ready to use in a game. In this post, we’ll show you how to take AI art and transform it into a polished asset that moves fluidly, letting you focus on building your game instead of wrestling with every frame.