PictView32 Console version 

Fast command-line driven image converter supporting over 50 input formats and 21 output formats. Palette, reductions, resizing etc. Batch conversion is supported.
graphics images jpg jpeg png gif flc tiff wbmp viewer converter pictview fax multi-page

ST Thumbnails Explorer 

Fastest Thumbnails Viewer for AI, AIT, CDR, CMX, CCX, CPT, CLK, DES, EPS, FH7+,FT8+, CMV, MDI, WCN, JP2, JPG, PSD, XAR, ART,WEB, BMP,PS,PDF,TIF,TGA etc. Animation and multi-page support. Shows version, type, keywords, notes, size and other file info.
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