/ Software / Software 
The 5.2.3 is a small updates release.
UPDATE: Palette - improved usability;
UPDATE: Draw Scale Bar - added configurable interface;
UPDATE: Other drawing filters improved;
UPDATE: Allow to set physical resolution for the image;
The 5.2.2 is a fix and small updates release.
UPDATE: Main UI simplification;
UPDATE: Added UI view type selection: Minimalistic/Simple/Normal/Advanced/Maximalistic;
UPDATE: Changed start-up wizard with more views and set default view as Normal instead of Advanced;
FIX: fixed magic number for SGI image format;
UPDATE: Improved raw interface and added support for 1 and 4 bit RAW images;
UPDATE: Extensions added to RAW interface: Y, U, V;
UPDATE: Improved area information;
UPDATE: Small UI updates;
FIX: Error in adding network drive to the thumbnails;
FIX: Incorrect loading of the list with files on network drive;
FIX: Exceptions in filter browser;
UPDATE: JPEG2000 - correctly read 16 bit images;
UPDATE: JPEG2000 - correctly reading multi channel images including Adobe Photoshop CS2;
UPDATE: BIORAD PIC - show stats for pic files like for fluoview;
NEW: Addition for file name in batch convert;
NEW: Color selection for canvas size;
NEW: Size and color parameters for "drop shadow" filter;
NEW: Count area of thresholded image;
NEW: Median added to stats;
NEW: Auto convert RAW files with same sizes in Batch Convert;
NEW: BG Color definition for straighten;
UPDATE: Scrolling in thumbnails: page scroll with page-dn and lines with arrows;
UPDATE: Moved all alphanumeric menu shortcuts to Alt+Key;
UPDATE: Combine from RGB in now able to combine from only 2 channels;
FIX: Several fixes with paths in saving and loading DLS List files;
FIX: Impossible enter data in IPTC fields in attached info window;
FIX: Fixes in straighten;
FIX: Problem in capturing enter key from any dialog by an attached play list window resulting in loading image while one was being saved;
FIX: Minor problems in RAW import dialog;
The 5.2.1 is an important fix release. Also skins are introduced.
NEW: Skins and all new buttons;
NEW: Auto preview in Filter Preview Dialog;
UPDATE: Different UI improvements;
FIX: Fixed bug loading scripts on systems with comma as a decimal separator;
FIX: Fixed access violation during error throwing while error loading script, Special thanks to Hannu Ahonen
and Juris P. for helping me with this issue;
FIX: Not loading languages while in Start-up wizard;
FIX: Wrong full screen positioning on rotated monitors;
The 5.2 is mostly a fix release. Many important issues were fixed and updated. It's highly recommended to update.
NEW: Viewer background is now selectable with default as application work area;
UPDATE: Dialog structure updated: BatchRename, ScriptEditor, FilterPreview, FilterBrowser...;
UPDATE: DIVAPI interface and plug-in parameters adding ENUM type;
UPDATE: Snap windows;
FIX: Fixed access violations in Thumbnails window;
FIX: Issues with sizes of windows under 120 dpi;
FIX: Fixed DDE interface calls;
FIX: Batch rename accepts empty spaces in search/replace;
FIX: Not saving spatial resolution of the image;
FIX: Shortcuts improved;
FIX: List out of bounds for .dat and .cpp;
FIX: Thumbnail resize problem under win98 for non 24 bit images.
UPDATE: Much faster decoding JPEG-2000, libjasper update by Kaspar Daugaard and Greg Coats;
UPDATE: Metamorph STK added LZW compression support;
UPDATE: Compliance with Nanoscope-6 format in data and meta-data;
UPDATE: Rework meta-data saving for TIFF;
FIX: Not showing configuration for Jpeg2000 and PNG in Save As dialog.
Major release 5.1 is a strongly recommended update! Scripts are introduced. Improved and added image formats, filters and GUI functions as well as fixed many bugs. The full list of changes include more than 100 items!
NEW: Histogram adjustment window;
NEW: Filter Browser;
NEW: Image arithmetic: max, min, difference, etc.;
NEW: Automatic saturation enhancement;
NEW: Automatic contrast enhancement;
NEW: straighten images;
NEW: Automatic rotation using EXIF;
NEW: Adjust RGB filter;
NEW: Scripts for filters allow save/load/configure filter sequences, are now used in Pre-Processing and Batch Conversion. Many scripts are created;
NEW: Notification bars - instead of using dialog box for warning messages special window appear without pausing operation;
NEW: Batch conversion: save frames, execute scripts, works with jpeg loss-less filters and combinations;
NEW: Selections Save/Load, Get from mask;
NEW: Meta-data operations: Load from other image, remove EXIF thumbnail, write EXIF/IPTC, clear meta-data;
NEW: On mutex run files are seamlessly added to current viewer if multiple instances are not allowed;
UPDATE: Many improvements and fixes in all GUI elements; Thumbnails, Image View, Image Info, etc.;
UPDATE: Contrast algorithm improved;
UPDATE: Filters using LUT are faster: negative, contrast, brightness, etc.;
FIX: Fixed different errors in printing.
NEW Filter: JPEG automatic loss-less rotation using EXIF orientation;
UPDATE: JPEG loss-less operations now modify EXIF orientation tag according to transformation;
UPDATE: Biorad-PIC format now loads correct pixel scale;
UPDATE: Added better GeoTIFF listing;
UPDATE: Return original max/min as metadata for 16bit images;
FIX: Problem writing fluoview tiff meta-data.
NEW Filters: Smooth, Gaussian Blur, Median Strong and color space conversions.
NEW: Support for Adobe Digital Negative (DNG);
NEW: Thumbnail support for CR2 file format;
NEW: Thumbnail support for ORF;
NEW: Thumbnail support for X3F;
NEW: metadata-text output for X3F;
UPDATE: update to new dcraw code v7.24 rev 1.262.
NEW: Morphology filters: dilation, erosion, open and close for gray-scale or 24 bit images using Cross and Square kernels.
Build 92
NEW: Finally released Viewer Documentation.
UPDATE: Minor interface improvements.
Build 91
UPDATE: Improved RAW guessing interface.
UPDATE: Fixed and improved image comparison.
Build 90
FIX: Fixed error in creating the thumbnail for the very big image - not enough memory.
Build 89
NEW: Remember last used format from Save As dialogs.
UPDATE: Cursor position precision improved and other small GUI updates.
FIX xtdFormats: Used latest libtiff 3.7.2 and fixed problem in reading LZW compressed RGB TIFF with predictor > 1.
Build 88
NEW: Effects: Drop Shadow
NEW: Added extension field for batch rename
NEW: Some improvements in GUI. Ex: Show file info in status bar and also in full screen view.
UPDATE: Many improvements and fixes in Thumbnail View increasing speed and functionality.
UPDATE: Updates in thumbnail cache.
UPDATE: Some improvements for Update manager.
FIX DCRAW: Canon CR2 are displayed correctly including metadata.
FIX xtdFormats: Fixed problems in saving certain meta-data fields in TIFF.
NEW: Create multi-page images: GIF, TIFF.
NEW: New sort methods in Play List and Thumbnail View: a) By extracting numbers from file names, discarding all text
b) By separating file name in blocks of text and numbers and standard others like Name, Size, Type, etc.
NEW: New convert color spaces: RGB<->HSL, RGB<->CMYK, RGB<->YUV(YCrCb)
NEW: Load/Save palette and many fixes in palette handling.
UPDATE: Many format manager, GUI and thumbnails improvements.
BUG: Fixed error in NEF (Nikon RAW) file reading preview instead of the actual image.
NEW: eUpdate - Maintain viewer up-to-date using Internet.
NEW: Sort Play List by extracting numbers from file names, discarding all text.
NEW: New swap channels filters: RGB->RBG, RGB->BRG, RGB->GRB, RGB->GBR.
UPDATE: Improved open from URL.
UPDATE: Improved error messages.
BUG: Fixed error in RAW filter saving 8 bit images.
Build 84
UPDATE: Improved EXIF support for Digital Cameras RAW files.
FIX: Small fixes in format manager.
NEW eXTnDed formats: Added support for NanoScope II/III images.
NEW DCRAW: Support for more Digital Camera's RAW files:
Build 82 - 01/16/2005
NEW: Improved rectangle selection, with shift freezes aspect ratio and with ctrl moves the rectangle.
NEW: Added selection area calculation in pixels and physical units.
UPDATE: Improved thumbnails UI.
FIX: Small embedded filter fixes.
FIX: Small fixes in RAW parameters guessing.
NEW: Small thumbnail added to Tabs window, enabling fast scrolling and zoom change.
NEW: Fast tool selection added to Tabs window.
NEW: Selection of icon to show for image files.
NEW: Full Screen Navigate updated, image can be scrolled from thumbnail view.
If image is geo-referenced then the physical location is displayed.
NEW: Line selection tool shows physical distance if image contains valid meta-data. For GeoTIFF and GeoJPEG2000 distance in meters is displayed, for medical images in microns.
NEW filters: Lossless JPEG operations.
NEW formats: GeoTIFF and GeoJpeg2000 correctly read and save meta-data.
UPDATE formats: Fluoview TIFF - updated channel interpretation and metadata retrieval.
UPDATE: Default Play List and Thumbnail cache are saved in user dependent folder.
FIX: Many UI and functionality fixes and updates.
New release 5.0.0 Build 77 consists of approximately 200 items improved and added in relation to Image Viewer 2.