Roadmap and Change Log Paint.NET v4.0 This release is a long ways away, but development has been going strong. For the latest information on the latest developments, check out the Paint.NET blog . Features planned for version 4.0 include a new UI, improved extensibility, revamped brushes and shapes system, antialiased selections, and adjustment layers. The improvements to the application model and rendering engine should also enable a rich set of features to be added throughout the 4.x lifetime. The target for this release is 2012. Fixed: Ctrl+Shift+A now works again as a shortcut for View -&gt; Actual Size (broken in 3.5.9) Fixed: Ctrl+0 still works for View -&gt; Actual Size even if 10 or more images are open (broken in 3.5.9, it would switch to the 10th image). Paint.NET v3.5.9 - released on October 1st, 2011 This update improves the "Auto-Detect" bit-depth feature, and fixes a few small issues. Improved: The "Auto-detect" bit-depth setting for PNG, BMP, and TGA now also determines which bit-depth to use based on which one produces the smallest file size, as well as which ones can save the image without losing fidelity. Improved: You can now use Ctrl+0 as a shortcut key for View -&gt; Actual Size, in addition to Ctrl+Shift+A and Ctrl+Alt+0. Fixed: Some text in the DirectDraw Surface (DDS) Save Configuration UI was not being loaded. Fixed: Some DirectDraw Surface (DDS) files authored with other software (e.g. Unreal 2004) could not be loaded. Fixed: In some rare circumstances, clicking on the Save button