Free Image Viewers & Graphic Editors

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 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, TIFF, WMF, ICO and TGA) and popular digital camera RAW formats (CRW, CR2, NEF, PEF, RAF, MRW, ORF, SRF and DNG).

* True Full Screen viewer with image zoom support and unique fly-out menu panels
* Crystal-clear and customizable one-click image magnifier
* Superior Red-Eye effect removal/reduction with completely natural looking end result
* Image modification tools: Resize/resample, rotate/flip, crop, sharpen/blur, brightness/contrast, etc.
* Eleven (yes, 11) resampling algorithms to choose from when resizing images
* Image color effects: gray scale, sepia, negative, Red/Green/Blue adjustment
* Image special effects: watermark, annotation, drop shadow, framing, bump map, lens, morph, waves
* 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 - just like the pros (and save $$$ on ink)
* 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
* Create a no-install fully portable version of the program which can be run from a removable storage device
* Configurable mouse wheel support
* Supports multiple program skins
* Supports dual-monitor configurations
* And much more...

This does screen capture or selected area capture where Zoner Photo Studio doesn't

Zoner Photo Studio Free, Manage, edit, and share your photos faster and more easily than ever before! This free software is the new way to work on your pictures with less hassle and more fun than you've ever seen. It's made for everyone, and will make you feel like a pro.
Find, browse, and view your pictures fast - never lose a picture again.
From simple touchups and one-click fixes to fancy creative work, it's all here.
We know sharing is the point, and you'll find lots of ways to do it.
* Download pictures easily
* Get organized with Sort Pictures
* Quickly find any picture
* Describe and tag your pictures
* Geotag to show where you took your shots
* Quick Fix - fix it all in one click
* Remove red eye, wrinkles, and more
* Add cool effects
* Fix exposure problems fast
* Sharpen blurred pictures
* Turn your pictures into panoramas...
* ...or even 3D pictures
* Share them with Facebook friends
* Publish them on Flickr
* Quick, impressive calendars

Its a good viewer, very fast, faster than Fast Stone but uses afew more resorces

XnView is a utility for viewing and converting graphic files.
It has the features :
Import about 400 graphic file formats
Export about 50 graphic file formats
Multipage TIFF, Animated GIF, Animated ICO support
Image IPTC, EXIF metadata support
EXIF auto rotation support
IPTC editing
Resize, rotate, crop support
Lossless rotate & crop (jpeg) support
Adjust brightness, contrast...
Auto levels, contrast
Modify number of colors
Apply filters (blur, average, emboss, ...)
Apply effects (lens, wave, ...)
Fullscreen mode
Slide show with effects
Batch convert, batch rename
Create WEB page easily
Screen capture
Create contact Sheet
Create or edit Multi-page file (TIFF, DCX, LDF)
TWAIN & WIA support (Windows only)
Print support (Windows only)
Drag & Drop support (Windows only)
Compare image side by side
Filmstrip layout
44 languages support (Windows only)
And many many other things...
XnView is provided as FREEWARE for private non-commercial or educational use (including non-profit organization)

Straight forward, simple interface, easy to use

IrfanView is a very fast, small, compact and innovative FREEWARE (for non-commercial use) graphic viewer for Windows 9x/ME/NT/2000/XP/2003/Vista.
IrfanView is trying to create new and/or interesting features in its own way, unlike some other graphic viewers, whose whole "creativity" is based on feature cloning, stealing of ideas and whole dialogs from ACDSee and/or IrfanView! (for example: XnView has been stealing/cloning features and whole dialogs from IrfanView, for 7+ years).
IrfanView was the first Windows graphic viewer WORLDWIDE with Multiple (animated) GIF support.
One of the first graphic viewers WORLDWIDE with Multipage TIF support.
The first graphic viewer WORLDWIDE with Multiple ICO support.

* Many supported file formats
* Multi language support
* Thumbnail/preview option
* Toolbar skins option
* Slideshow (save slideshow as EXE/SCR or burn it to CD)
* Show EXIF/IPTC/Comment text in Slideshow/Fullscreen etc.
* Support for Adobe Photoshop Filters
* Fast directory view (moving through directory)
* Batch conversion (with image processing)
* Multipage TIF editing
* File search
* Email option
* Multimedia player
* Print option
* Change color depth
* Scan (batch scan) support
* Cut/crop
* IPTC editing
* Effects (Sharpen, Blur, Adobe 8BF, Filter Factory, Filters Unlimited, etc.)
* Capturing
* Extract icons from EXE/DLL/ICLs
* Lossless JPG rotation
* Many hotkeys
* Many command line options
* Many PlugIns
* Only one EXE-File, no DLLs, no Shareware messages like "I Agree" or "Evaluation expired"
* No registry changes without user action/permission!
* and much much more

WildBit Viewer is compact & fast image viewer with slide show and editor. Eye catching interface within blazing fast folder, file list and thumbnail viewer. Viewer includes also Image Info with Image EXIF meta data JPEG and TIFF support and IPTC (IIMV4) information (like PhotoShop file info) from JPEG and TIFF, Thumbview has changeable views, sorting and thumbnail predefined sizes for fast thumbnail size setting.
WildBit Viewer also includes shell toolbar, you can drop your favorite folder there and use it as an organizer. It also includes image compare. In Compare you can compare images side-by-side. In Favorites you can save list of favorite images and load list later on and you can create custom show in to Slide Show also that list you can edit with Custom Show List Editor. With Slide Show you can view images within 172 different transition effects. Slide Show includes now multi-monitor support for fast switching between two monitors. WildBit Viewer supports all major graphic formats including BMP, JPEG, JPEG 2000, GIF, PNG, PCX, TIFF, WMF and TGA (over 70 formats).
Viewer:
- Explorer style file handling with customizable headers
- Full screen View
- Favorites with Browse Selected, Copy / Move & Delete
- Thumbnail Browser with sorting, view change and fast thumbnail size change
- Thumbnail EXIF extraction & orientation
- Shell Tool Bar for organizing images
- Image Rotate
- Rotate by EXIF orientation
- Wallpaper set capability
- Image Compare with calculating similitude of two selected images
- Image Info with Image EXIF meta data JPEG and TIFF support, IPTC (IIMV4) information (like PhotoShop file info) from JPEG and TIFF, XMP Info support from JPEG, TIFF, PSD and Histogram
- Rename Selected a.k.a Mass Renaming with EXIF, IPTC support
- Set Image Info, EXIF and IPTC info can be set to multiple images
- File List Generator which generates html, csv, rtf, uni and txt files
- Zoom, Pan & Smooth Scroll
- Expanded View
- Image Geo Info and Show in Google maps
- Generate Image Info to CSV
- Dockable Image Info and Multipage View
- Rating and Color labels
- Animated GIF -support
- Multipage TIFF -support
- Camera RAW -support
Slide Show:
- 172 transition effects
- Image Marking
- Normal or Custom Show with individual slide setup (Style, Step, Delay, Show the next image after, hms,
Background Color, Frame Width and Frame Color values for each image)
- Custom Show List Editor
- Desktop Mode with Tiled,Centered,Stretched,Smart or Custom Position
- "multi-monitor" support for fast switching between two monitors
- Full screen View
- Image Rotate
- Rotate by EXIF orientation
- Image Info with various General, EXIF & IPTC support
- Auto monitor switch
- Image Change by Turn, Random or Shuffle
- Image scaling with Linear resampling filter
- Control Box aka Slide Show Control Panel
- Camera RAW support
Editor:
- Printing
- Acquiring images from scanner
- Multiple-undo/redo levels
- Cut,Copy,Paste
- Crop
- Histogram
- Image Auto Adjustments (Auto Luminosity, Auto Sharpness, Auto Equalize, Auto White Balance, Auto White Balance (Gray World) and Auto Image Enhance)
- Image Color Adjustments (Contrast, Brightness, HSV, HSL, RGB, Equalization, FFT, Gamma Correction and Sharpen)
- Converting to Gray Scale, Negative, BW or True Color
- Get HSV and RGB Channels
- Edge Detection
- Image Rotate and Flip
- Image Resize and Canvas Resize
- Selection with (Rectangle,Polygon,Circle,Lasso or Magic Wand)
- Effects (User made filters,Bump map,Lens,Wave,Morphing filters,Rotate)
- Merge selected images
- Red Eye Removal
- Soft Shadows
- Lossless Transform
- Custom Area selection
- Zoom and pan
- Navigator
- Visual Compare
- Image Capture from Desktop, Area, Window etc
- Batch with actions (Rotate, Resize Image, Brightness/Contrast, Gamma Correction, Blur/Sharpen, HSL, Grayscale, Negative, Sepia, Change image colors, Auto Luminosity, Auto Sharpness, Auto Equalize, Auto White Balance (Gray World), Lossless Transform, Metadata actions) and converting to another format (bmp, jpg, png, tif, pcx, tga, ico and pdf) is possible
- Metadata Clearing (EXIF, EXIF Thumbnail, IPTC, XMP, All)
- Update EXIF Image and EXIF orientation
- Replace EXIF Thumbnail
- Annotation support (Freehand,Highlight,Line,Box,Ellipse,Text,Notes)
- Animated GIF -support
- Multipage TIFF -support
- Camera RAW -support
Search:
- Name & Location
- Date & Size
- EXIF, IPTC rules
- Favorites saving, Slide Show and Editor launch support
- Camera RAW -support