XnView - it is a freeware.
With XnView you can quickly and easily view, process and convert image files. The universal program is able to read more than 400 different formats and then convert them to other formats such as GIF, BMP, JPG, PNG, multi page TIFF. XnView can also display video formats, many digital camera formats and more exotic formats such as Amiga IFF and Calamus.
As well as offering easy image viewing, XnView also offers more advanced features such as Web page creation, contact prints, multiple conversion (format and transformation), slide shows, screen capturing and Twain support for scanners and digital cameras. Numerous image filters and effects for image processing are available.
An additional features is that XnView is available on many operating systems e.g. Windows ?, LINUX, HP/UX. In addition, to change its display (e.g. headings, text) to over 40 different languages, including English, French and German.
Code:
hxxp://www.xnview.com