Irfanview supports the most important picture formats, including BMP, DIB, JPEG, GIF, animated GIF, PNG, PCX, multipage TIFF, TGA, and more.
In addition it supports drag and drop, viewing of full folders, TWAIN, automatic picture slide, format conversion and even you will be able to make some changes to the photographs or pictures like resize, blur, color, shadows,...
Now it includes more features and options, such as batch Auto adjust colors, enhance colors, or even an EXIF dialog button which lets you place pictures in Google Earth.
It also supports Windows Vista.
New PlugIn: Paint (Edit menu, Hotkey: F12,) It allows IrfanView to paint lines, circles, arrows, straighten image etc.Support for embedded color profiles in JPG/TIF (Properties->Viewing)LCMS PlugIn,New command line options: /advancedbatch (Apply advanced batch options to image) Allows many image operations, add text etc.Lossless JPG Crop added (Menu: Options or Thumbnails (batch mode))Added option to tag/mark files during browsing (window or fullscreen mode):Hotkeys: X = tag file, SHIFT X = untag file, SHIFT Q: show tagged files in ThumbnailsSupport for FLV formatHistogram feature added (Menu: Image, Hotkey: SHIFT H)Zoom calculation changed: relative, based on previous zoom valueAuto adjust colors works with selectionsOption to save values from Enhance Colors dialogNew effects added: Green and Yellow eye reduction (Effects browser dialog)Option to keep current scroll position for the next image (Menu: View)Support for HDP/WDP format (MS HD Photo, PlugIn)Save support for JNG format New GUI for batch/slideshow dialogsCustom selection dialog uses current selection at start, if availableNew compression options in PDF export New loading options for normal RAW filesFullscreen options can be changed during fullscreen modeBrowsing: if CTRL pressed, the file index increases/decreases by 5 (default: 1)3 external editors are possible now (Properties->Misc 3)New option for Import palette: Use nearest color (Properties->Misc 3)Changes in print option Scale (original image size is used as input)New print option for multipage images: Print odd or even pagesSome changes/optimizations in HTML templatesCTRL A selects the whole image in the main window