TL:DR; TIF (TIFF), PDF, EPS, AI, FAX, DCX viewer.
TIF, PDF, EPS, PS, AI, FAX, DCX viewer. Allows to view, scan, print multipage files. TIFF Viewer can remove noise, deskewing image, color adjust, add margins.
XnView is a fast multi-format graphics browser, viewer, and converter. It reads more than 400 file formats. Its main features are batch conversion, image processing with many filters and effects, slide shows, twain support, and foto galleries on CD.
Free - All you will ever need to View, modify and Print Adobe PDF files, Export PDF pages and files to Image Formats, Type on PDF pages and much much more. From the same authors as the award winning PDF-XChange product line - Developer SDK available
FontsOnCD is a powerful font browsing utility that allows you to browse your TrueType fonts without waste of system resources. Major FontsOnCD feature - tiny size and possibility to write a program on CD jointly with your font collection.