Defold is a free and source-available game engine with a focus on high-performance. It uses Lua, a scripting language, and allows you to create games for desktop, mobile, web, and console platforms.
Tutorials of game design concepts and feature implementations in Defold game engine projects
Defold Rendy provides a versatile camera suite and render pipeline in a Defold game engine project
Defold Persist provides a simple interface for saving and loading data in a Defold game engine project
Defold Timer provides a visual timer widget in a Defold game engine project
Example of the diamond square algorithm and procedural generation
Defold Colors provides customizable palettes and color utility features in a Defold game engine project
Defold Grid Engine provides grid-based movement, interactions, and utility features in a Defold game engine project
Defold Tilemap Animator provides runtime tile animations in a Defold game engine project