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An itty bitty game engine.


Get Bitty Engine

The Steam version and the Itch version offer an identical set of features, and they are both DRM-free.
A trial is available on Steam also.

About Bitty Engine


Bitty Engine is a cross-platform itty bitty Game Engine and open-source Framework. The full featured engine is programmable in Lua and integrated with built-in editors. It keeps the nature of both engine's productivity, and fantasy computer/console's ease to iterate. It boosts your commercial/non-commercial projects, prototypes, game jams, or just thought experiments.

Why Bitty Engine?
Bitty Engine has everything built-in for coding, graphics composing, etc; it has a full featured debugger for breakpoint, variable inspecting, stepping, and call-stack traversing; it offers a set of well-designed API with full documentation; it builds fast binaries with code and asset obfuscating, moreover its package size is small (around 10MB with an empty project, the other engines output more than 10 times bigger).
It is supposed to be your ultimate 2D game creating software.

Features
Bitty Engine offers a set of orthogonal features that makes game development comfortable and enjoyable.

Technical specifications

Make your own games


Edit code



Edit sprite



Edit map



Edit image



View sound



View font



Play



Palette



Blend



Custom clip



Terminal



Pathfinding

Redistribute


Bitty Engine helps you to make standalone binaries for Windows, MacOS, Linux and HTML (WebAssembly). It is redistributable for both non-commercial and commercial use without extra fee, your project is totally yours.
Put an image at "../icon.png" relative to executable to customize the icon dynamically. Put an image at "../splash.png" as well to customize the splash; the image could be transparent.
You can also customize redistributable binary by compiling from source.

Get Bitty Engine


The Steam version and the Itch version offer an identical set of features, and they are both DRM-free.
Get the trial version on Steam also to try out the language, libraries, editors, pipelines, etc.

System requirements

Minimum
OS Windows 7 or later (32/64bit), MacOS 10.13 or later (64bit), Ubuntu 14 or later (32/64bit)
Processor 1.5GHz
Memory 512 MB RAM
Graphics Intel HD
Storage 150 MB available space


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