libpng
on SourceForge
libpng17/1.7.0-oldbetas/libpng-1.7.0beta69.tar.gz
libpng16/older-releases/1.6.20beta/libpng-1.6.20beta03.tar.gz
libpng
on SourceForge
libpng14/older-releases/1.4.18beta/libpng-1.4.18beta03.tar.gz
libpng12/older-releases/1.2.55beta/libpng-1.2.55beta03.tar.gz