xBRZ: "Scale by rules" - high quality image upscaling filter by Zenju
Prepress image viewer and converter
Hints for graphics conversion, gxhconvert script
Batch Images Converter
Create neat .HTML galleries from your photos
Open Source Solid Modeling CAD
Simple utility to convert PNG to JPEG
A C99 implementation for reading/writing WMF and EMF Graphic Metafiles
Create PDF from JPEG scans and photos
Transforms bitmaps into vector graphics
Converts between many 3D data formats
Easily convert color codes with this simple tool.