Please feel free to check out my base code here: https://github.com/jedt/LD29-Base

It’s uses the following:

SFML
http://www.sfml-dev.org

SmallGameEngine
https://github.com/eXpl0it3r/SmallGameEngine

Tiled
http://www.mapeditor.org/

(an old copy of) SFML Tiled Map Loader
https://github.com/fallahn/sfml-tmxloader

and

tinyxml2
http://www.grinninglizard.com