2D Frameworks
RetroRemakes Framework
Repo: http://code.google.com/p/retroremakes-framework
Planiax 2D Framework
Topic: http://mojolabs.nz/posts.php?topic=88042
Site: http://www.playniax.com
Dig - 2d game and app framework
Repo: https://github.com/GWRon/Dig
Digital Wizard's Lab framework
Repo: http://code.google.com/p/dwlab/
BMax 2D Framework
Topic: http://mojolabs.nz/posts.php?topic=83888
Repo: http://code.google.com/p/bmax2dframework
Public Domain part of Grey Alien Framework
Topic: http://mojolabs.nz/posts.php?topic=82765
OFXMax - OpenFrameworks
Topic: http://mojolabs.nz/posts.php?topic=84991
Repo: http://code.google.com/p/ofxmax