FastStone Image Viewer is a fast, stable, user-friendly image browser, converter and editor. It has a nice array of features that include image viewing, management, comparison, red-eye removal, emailing, resizing, cropping, retouching and color adjustments. Its innovative but intuitive full-screen mode provides quick access to EXIF information, thumbnail browser and major functionalities via hidden toolbars that pop up when your mouse touches the four edges of the screen. Other features include a high quality magnifier and a musical slideshow with 150+ transitional effects, as well as lossless JPEG transitions, drop shadow effects, image annotation, scanner support, histogram and much more. It supports all major graphic formats (BMP, JPEG, JPEG 2000, animated GIF, PNG, PCX, PSD, EPS, TIFF, WMF, ICO and TGA) and popular digital camera RAW formats (CRW, CR2, NEF, PEF, RAF, MRW, ORF, SRF, ARW, SR2, RW2 and DNG).

Features:

Image browser and viewer with a familiar Windows Explorer-like user interface

Support of many popular image formats

True Full Screen viewer with image zoom support and unique fly-out menu panels

Crystal-clear and customizable one-click image magnifier

Powerful image editing tools: Resize/resample, rotate/flip, crop, sharpen/blur, adjust lighting/colors/curves/levels etc.

Eleven re-sampling algorithms to choose from when resizing images

Image color effects: gray scale, sepia, negative, Red/Green/Blue adjustment

Image special effects: annotation, drop shadow, framing, bump map, sketch, oil painting, lens

Draw texts, lines, highlights, rectangles, ovals and callout objects on images

Clone Stamp and Healing Brush

Superior Red-Eye effect removal/reduction with completely natural looking end result

Multi-level Undo/Redo capability

One-touch best fit/actual size image display support

Image management, including tagging capability, with drag-and-drop and Copy To/Move To Folder support

Histogram display with color counter feature

Compare images side-by-side (up to 4 at a time) to easily cull those forgettable shots

Image EXIF metadata support (plus comment editing for JPEGs)

Configurable batch processing to convert/rename large or small collections of images

Slideshow creation with 150+ transition effects and music support (MP3, WMA, WAV...)

Create efficient image attachment(s) for emailing to family and friends

Print images with full page-layout control

Create fully configurable Contact Sheets

Create memorable artistic image montages from your family photos for personalized desktop wallpapers (Wallpaper Anywhere)

Acquire images from a scanner

Versatile screen capture capability

Powerful Save As interface to compare image quality and control generated file size

Run favorite programs with one keystroke from within Image Viewer

Offer portable version of the program which can be run from a removable storage device

Configurable mouse wheel support

Support multiple program skins

Support dual-monitor configurations

And much more...