Jan-Åke Larsson writes (via the cam.ctan.org upload daemon):
dvipng: A fast DVI to PNG/GIF converter. The 1.3 release adds the possibility to give a fallback color for the transparent border, and makes few other small changes.
thanks for the upload: i've updated the files on ctan, and the ctan catalogue now mentions gif as well as png.
Robin Fairbairns
For the CTAN team