Defold is the full-featured, turn-key solution capable of building fast, lightweight HTML5 games.
XOXO is a fully-featured Facebook Instant Game example, made with Defold. Download it for free, if you’re the “learning-by-doing” type of person.
View source on GitHub
Defold is a modern, powerful and production ready all in one tool for truly cross-platform game development with an incredibly small engine size.
Using just one code base, and without the need for external tools, Defold lets you publish your game to all of the major platforms:
Defold comes fully featured out of the box. Nothing to set up or configure, not even when building, no registration. Just download the editor - it has everything you need, including: