Graphics32
delphi gr32
Vectorial Polygon Rasterizer (VPR)
delphi Simple Vector Library
delphi Clipper open source library
http://www.felix-colibri.com/papers/graphic/delphi_3d_designer/delphi_3d_designer.html
delphi OpenWire
PascalSCADA
delphi SCADA Graphics opc
efg2 grphic
http://www.efg2.com/Lab/Library/Delphi/Graphics/Algorithms.htm
http://www.efg2.com/Lab/Library/Delphi/Graphics/index.html
http://www.efg2.com/Lab/Library/Delphi/Graphics/Math.htm
http://www.efg2.com/Lab/Library/Delphi/Graphics/ComponentsAndPrograms.htm
SweetDrawingEngine www.codeaccelerate.com
delphi-jedi graphic
torry Components Graphics Packs
LazRGBGraphics http://wiki.freepascal.org/LazRGBGraphics
BGRABitmap http://wiki.freepascal.org/BGRABitmap
AggPas http://www.crossgl.com/aggpas/
fpVectorial http://wiki.freepascal.org/fpvectorial
Andorra 2D http://andorra.sourceforge.net/
Graphics32 http://graphics32.org
http://wiki.freepascal.org/LazPaint
BGRABitmap. LazRGBGraphics http://wiki.freepascal.org/Lazarus_Image_Editor
Delphi SVG
https://www.awaresystems.be/techtalks.html