Paint.NET is image and photo editing software for computers that run Windows. It features an intuitive and innovative user interface with support for layers, unlimited undo, special effects, and a wide variety of useful and powerful tools. An active and growing online community provides friendly help, tutorials, and plugins. It started development as an undergraduate college senior design project mentored by Microsoft, and is currently being maintained by some of the alumni that originally worked on it. Originally intended as a free replacement for the Microsoft Paint software that comes with Windows, it has grown into a powerful yet simple image and photo editor tool. It has been compared to other digital photo editing software packages such as Adobe Photoshop, Corel Paint Shop Pro, Microsoft Photo Editor, and The GIMP.

Convert and optimize your pictures JPEG/PNG/WEBP to smaller JPEG XL files (up to 10-60%)! Optimizer for JPEG XL (*.jxl) files (10-15% smaller) in lossless mode. JPEG XL (.jxl) is the next-generation, general-purpose image compression codec by the JPEG committee. It was based on Google's Pik proposal and Cloudinary's FUIF proposal (which itself was based on FLIF). High compression ratio - better than your programs / photo camera or smartphone. Lossless JPEG transcoding - about 20% smaller. JPEG XL is a modern image format that provides superior lossy and lossless compression for images. Using JXL, webmasters and web developers can create smaller, richer images that make the web faster. It uses program cjxl.exe. Batch processing of files (drag-n-drop). Program optimizes your file to new one with «_optimized» name ending (source file will remain intact). Reduce the size of your image files in one click with ot without quality loss! JPEG XL images are 60% smaller in size compared to JPEG and 35% to PNG.

Radical Image Optimization Tool (RIOT for short) is a free image optimizer that will let you to visually adjust compression parameters while keeping minimum filesize. It uses with a side by side (dual view) or single view interface to compare the original with the optimized image in real time and instantly see the resulting file size. It is lightweight, fast and simple to use, yet powerful for advanced users. You will be able to control compression, number of colors, metadata settings and much more, and select image format (JPG, GIF or PNG) for your output file.

darktable is an open source photography workflow application and raw developer. A virtual lighttable and darkroom for photographers. It manages your digital negatives in a database, lets you view them through a zoomable lighttable and enables you to develop raw images and enhance them. Raw is the unprocessed capture straight from the camera’s sensor to the memory card, nothing has been altered. darktable is created for photographers, by photographers. darktable edits your images non-destructively all the way through its pipeline. Your original image is never modified!

Chasys Draw IES is a suite of image editing applications including a layer-based image editor with animation, icon editing support and super-resolution via image stacking (Chasys Draw IES Artist), a multi-threaded image file converter (Chasys Draw IES Converter), a fast image viewer (Chasys Draw IES Viewer) and a RAW camera file processor (Chasys Draw IES raw-Photo). The whole suite is UAC aware and is designed to take advantage of multi-core processors, touch-screens and pen-input devices. Chasys Draw IES is built to adhere to three core principles, which I call the "three pillars" of Chasys Draw IES. Character: No photoshop imitations here. Performance: Fast, efficient and stable. Innovation: New techniques and out-of-the-box thinking.

View & Edit graphics file of type: jpeg, bmp, gif, tiff (multi-page), png and pcx. Save As Pdf command. Jpeg lossless rotate and crop. Works with all Windows versions from 95 up to Windows 7. EXIF is displayed and all data are kept when editing and saving images. IPTC & XMP single file / batch editing support for jpeg and tiff files. Batch Processing and CD / DVD Slideshow creation. Size optimized Email sending of image(s). It can as well play avi video files and some type of audio files. There are many tools around doing that, but the aim of this is to be a small and handy tool doing what it says.

The English version of a famous Japanese free painting and retouch software for full color graphic, with mask, layer functions. You can use your own customized brush tips and even use an image file as a brush tip to create unique effects. Its user-friendly interface is suitable for beginners as well as experts. The original Japanese Edition of Pixia was created and developed by the author, Isao Maruoka, but has also been aggressively raised by its fans, which makes this software quite unique and different from other tools. Formats supported: BMP, JPG, JPEG, TIFF, RGB, ICO, DIB, PNG, PSD, PXA, WMF, PICT, PCT, TGA, MPO.

Very fast image viewer supporting various formats. It also supports viewing the images in compressed ZIP, RAR, or 7z files without extraction. If an image has GPS information, the location can be viewed on Google Maps, and users can store preferred photos. Support for RAW image formats including DNG, CR2, CRW, NEF, NRW, ORF, RW2, PEF, SR2, and RAF

An integrated, multi-functional, powerful and general-purpose System, Design, File, Desktop and Develop utility. Capture screen. Capture color. Screen ruler. Font Manager. Windows Spy. Privacy eraser. Converter. BackupExpert. Alarm Clock. Post It. Screen Calender. World Clock. System Tweak. Timer and other utilities.

SunlitGreen BatchBlitz is a free, powerful and easy-to-use photo categorizer, file filter and batch editor. It provides an intuitive and efficient way to categorize and batch process your digital photos. The use of regular expressions and actions make the tool extremely flexible and powerful. BatchBlitz lets you batch-process your photos using customizable actions. You can save your action settings to a task file and reuse it later. Actions allow you to filter source files (using regular expressions, for example), rename and convert images, as well as add watermarks, resize/rotate canvas, apply automatic color corrections, etc. The instant preview will give you a better idea of the actual effects. In a typical batch processing task, you simply select some source images, specify where and how to store the output files, define one or more actions, and then start the task with a click.

Image editor, like PaintBrush or Paint.Net, written in Lazarus (Free Pascal). Includes BGRABitmap, a set of drawing routines. Features: antialiasing, multiple undo, alpha blending, BGRABitmap, selection of any shape, rotation, filters, update checker. It has new features: printing, curve adjustments, image list, texture on 3d objects, etc. LazPaint was started to demonstrate the capabilities of the graphic library BGRABitmap. It provides advanced drawing functions in Lazarus development environment. Both provided a source of inspiration for the other and finally LazPaint became real image editor.

Archiver of JPEG-pictures to smaller JPEG XL files (*.jxl)! You can add to archive or extract your original photos from archive. Lossless JPEG transcoding - about 20% smaller. Existing JPEG files can be losslessly transcoded to JPEG XL, significantly reducing their size. These can be restored into the exact same JPEG file, ensuring backward compatibility with existing JPEG-based applications. These features are intended to provide a smooth transition from legacy JPEG platforms to the modern JPEG XL. Both the transcoding and restoration are computationally efficient. JPEG XL is a modern image format that provides superior lossy and lossless compression for images. Using JXL, webmasters and web developers can create smaller, richer images that make the web faster. It uses program cjxl.exe. Batch processing of files (drag-n-drop). Program optimizes your file to new one with «_optimized» name ending (source file will remain intact). Reduce the size of your image files in one click with or without quality loss!

Lightweight yet powerful photo enhancer and editor. Drag and drop to open photo files. Photo viewer with easy-to-use zoom tools. Editable and savable image selections. Automatic color corrections. Advanced, channel-oriented color corrections. Previewable image adjustments. mage filters for creating special effects.

FastStone Photo Resizer is an image converter / resizer intended to enable users to convert, rename, resize, crop, rotate, change color depth, add text and watermarks to images in a quick and easy batch mode. Drag and Drop mouse operation is well supported. Support JPEG, BMP, GIF, PNG, TIFF and JPEG2000.

Convert your pictures JPEG/PNG in smaller WEBP files (up to 10-50%)! High compression ratio — better than your programs / photo camera or smartphone. WebP is a modern image format that provides superior lossless and lossy compression for images on the web. Using WebP, webmasters and web developers can create smaller, richer images that make the web faster. It uses program cwebp.exe from Google. Batch processing of files (drag-n-drop). Reduce the size of your image files in one click with ot without quality loss! Program optimizes your file to new one with «_optimized» name ending (source file will remain intact). WebP lossless images are 26% smaller in size compared to PNGs. WebP lossy images are 25-34% smaller than comparable JPEG images at equivalent SSIM quality index.