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- http://sourceforge.net/p/agg/svn/HEAD/tree/agg-2.4/ - more or less active fork of agg 2.4, its slightly out-dated git mirror is https://github.com/svn2github/agg and its fork https://github.com/Bashakov/agg/commits/master has some svg improvements
- https://github.com/rougier/gl-agg
- https://github.com/svn2github/agg
- https://github.com/dov/agg-svg - improved svn parser for agg
- https://github.com/dov/lib2geom - lib2geom
- https://github.com/oncaphillis/agg/commits/master - another somewhat active fork, has cmake build
- https://github.com/ihalip/libsvgtiny
- https://github.com/TimothyGu/agg
- https://github.com/franko/agg-intro
- https://github.com/MatterHackers/agg-sharp
- https://github.com/pelson/antigrain
- http://franko.github.io/agg-intro/
- https://github.com/svn2github/agg2
- https://code.google.com/p/pixellib/ - a different 2d library, in C
- https://code.google.com/p/fog/ - yet another library