LyX is a front-end to LaTeX which looks very promising. See the LyX Homepage for more information. Unfortunately, AUIS is no longer maintained. The KDE project is working toward a whole office suite. I don't think it's ready for prime time yet.
None are available yet, though.
Other vendors should feel free to drop me a line with your offerings. There are many details to getting decent photo output from common printers. Ghostscript and Photos Ghostscript has some difficulties rendering color photographs through most drivers. Often the colors don't match the Windows driver output or the screen. Ghostscript often ends up dithering coarsely, or generating printouts with artifacts like banding.