XnView is an efficient multimedia viewer, browser, and converter. It supports more than 400 graphic file formats (PNG, JPEG, TARGA, TIFF, GIF, BMP, and more). This utility also supports animated GIF, multipage TIFF, multiimage icon and MPEG, AVI, WAV, AIFF, and QuickTime files. In addition, it features a browser, a slide show, screen capture, thumbnail creation, batch conversion, a hexadecimal view, drag-and-drop, a contact sheet, and TWAIN, and it supports 43 languages and is available for Linux/FreeBSD/Irix/Solaris/HP-UX/AIX.
XnView is provided as freeware for private non-commercial or educational use (including non-profit organization).