Imaging is native Object Pascal (Delphi and FPC) image loading, saving and manipulation library. It is available for several platforms and does not require any third party dynamic libraries.
...You can find some Delphi projects ported to Lazarus.
1- Box2d Lazarus.
2- LazMaze
3- LazScrollingLeds
4- LazCompass
5- LazAstroDemo
6- LazMolecules
7- LazCannonBall
8- LazSimpleSokoban
9- LazOpenGLSample : Note: I used bmp images, jpg files gives some errors.
10 - LazAggPas : AggPas library for vector graphic.
11 - LazPlayMidi : A mini midi player from jc99 lazarus user.
12 - LazAgeProblemSolver : Make solve some problem with text... Thanks for DelphiForFun.org