Top 12 Open-Source Alternatives to BuildBox

Product categories

2D Game Engine 3D Game Engine Coding Community Developer Tools Game Development Game Engine Kids Education Learn To Code Programming

Summary

The top open-source alternatives to BuildBox are Unity, Godot Engine, and Stencyl. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Unity Landing Page
1

Unity

The multiplatform game creation tools for everyone.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine 197 social mentions
Godot Engine Landing Page
2

Godot Engine

Feature-packed 2D and 3D open source game engine.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine 446 social mentions
Stencyl Landing Page
3

Stencyl

Make iOS (iPhone/iPad), Android, Flash, Windows & Mac games without code using Stencyl.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine 4 social mentions
CryENGINE Landing Page
4

CryENGINE

The most powerful game development platform is now available to everyone. Full engine source code.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine
PlayCanvas Landing Page
5

PlayCanvas

PlayCanvas is an open-source game engine built on WebGL and WebVR.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine 29 social mentions
Defold Engine Landing Page
6

Defold Engine

Defold lets you quickly build high performing, cross-platform games together with your team.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine 47 social mentions
ct.js Landing Page
7

ct.js

ct.js is a 2D game editor (desktop app) based on web technologies.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine 3 social mentions
GDevelop Landing Page
8

GDevelop

GDevelop is an open-source game making software designed to be used by everyone.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine 75 social mentions
JMonkeyEngine Landing Page
9

JMonkeyEngine

What is jMonkeyEngine? It's a free, open source game engine, made especially for Java game developers who want to create 3D games using modern technology.
Pricing:
- Open Source
#Game Development #Game Engine #3D Game Engine 23 social mentions
Scratch Landing Page
10

Scratch

Scratch is the programming language & online community where young people create stories, games, & animations.
Pricing:
- Open Source
#Kids Education #Programming #Coding 558 social mentions
LOVE 2D Landing Page
11

LOVE 2D

Hi there! LÖVE is an *awesome* framework you can use to make 2D games in Lua.
Pricing:
- Open Source
#Game Development #Game Engine #2D Game Engine 181 social mentions
AndEngine Landing Page
12

AndEngine

AndEngine is a free android 2D OpenGL game engine.
Pricing:
- Open Source
#Game Engine #Game Development #3D Game Engine