Tools students have used:

Editor Extensions/Game Toolkits/Visual Novels

Fungus https://fungusgames.com/

Twine https://twinery.org/

 

Generate text, graphics
Tracery http://tracery.io/

Icons https://www.flaticon.com/

 

 

Engines:
Game Maker – wiki available here
Python w/ Pygame
Unity game engine

Angel – created for EA game jams
Scirra- Construct 3
Love – 2D game engine in Lua

Unreal  free to students

Environments:
Scratch http://scratch.mit.edu/
Greenfoot http://www.greenfoot.org/about/

Art:
Adobe Creative Cloud (photoshop/illustrator/after effects/etc.) is available on campus. If you are working off campus there is a $19.99 per month deal from Adobe for students

 

Game Art

http://opengameart.org/

 

ALAN BECKER - Animating Walk Cycles
https://www.youtube.com/watch?v=2y6aVz0Acx0

 
Sprite Walk Cycle tutorial

https://gamedevelopment.tutsplus.com/tutorials/an-introduction-to-spritesheet-animation--gamedev-13099

 

GIMP

Sumo Paint

Inkscape

Krita (somewhat like Photoshop, but a bit limited) is free and opensource:


Google Sketchup

Wings 3D

Blender open source and free

 

Autodesk3D (Maya, etc.) educational versions are free
3dtotal.com
free3dtutorials.com
cgarena.com


Audio:

Audacity
SFXR: randomly generates sound effects

Hyperscore
Garage Band (mac)