by Kristanix Software Convert between image formats from the Windows shell. Supports JPG, BMP, PNG, GIF, ICON, and several other file formats. Also can rotate/resize images. Right click on a file or a group of files in Windows, and select Convert to. As simple as that.
by Two Pilots Spool Pilot makes it possible to save printouts from arbitrary applications in several popular graphic formats (JPEG, JPEG-2000, TIFF, PNG) as easily as it is now to save them in a PDF file. Support for many other formats may be added separately.
by Hachisoft Corporation hsCADence is a CAD document conversion tool. It converts to/from DWG/DWF/DXF, supports six different CAD file versions (r12, r13, r14, AutoCAD 2000, 2004, 2005), exports to PDF, BMP and JPEG, and supports command line scripting and batch processing.