2D Game Engines

text-mode game with its own editor and scripting language

for graphical point-and-click adventure games

Official Hamster Republic Role Playing Game Construction Engine (for classic NES/SNES/GBA-style RPGs)

for rpgs! (costs $, but never buy it at full price! they go on sale in almost every steam sale)

RPG maker discussion

any genre; use a drag-and-drop visual programming language or a scripting language (GML)

for visual novels

any genre; code in Lua

HTML5 puzzle game engine

any genre; 2D or 3D; code in GDscript or C#

for little adventure games and stories

bitsy hacks: code you can paste into your game to add new functions

any genre; drag-and-drop visual editor; games compatible with the limitations of the gameboy

multimedia engine inspired by HyperCard

for narrative games with RPG features, visual novels, and interactive fiction