SIMD-accelerated libjpeg-compatible JPEG codec library
Display, convert, and edit raster image and vector image files
Extend abcm2ps to support direct generation of PNG, SVG and PDF files
Convert BMP images into Sixel images
Open Source Solid Modeling CAD
A C99 implementation for reading/writing WMF and EMF Graphic Metafiles
The Utah Raster Toolkit 3.0, patchlevel 2
angif fork with transparency layers (proof of concept implementation)
A cross platform utility for packing images onto a single sprite sheet
Texture compression and conversion program with KTX and DDS support.