You can download best freeware soft here!

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!

FreeCAD is a very useful 3D CAD modeler. FreeCAD will be a general purpose 3D CAD modeler. The development is completely Open Source (GPL & LGPL License). FreeCAD is aimed directly at mechanical engineering and product design but also fits in a wider range of uses around engineering, such as architecture or other engineering specialties. FreeCAD features tools similar to Catia, SolidWorks or Solid Edge, and therefore also falls into the category of MCAD, PLM, CAx and CAE.

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.

Vector graphics editor, with capabilities similar to Illustrator, CorelDraw, or Xara X, using the W3C standard Scalable Vector Graphics (SVG) file format. Inkscape supports many advanced SVG features (markers, clones, alpha blending, etc.) and great care is taken in designing a streamlined interface. It is very easy to edit nodes, perform complex path operations, trace bitmaps and much more. In contrast to raster (bitmap) graphics editors such as Photoshop or Gimp, Inkscape stores its graphics in a vector format. Vector graphics is a resolution-independent description of the actual shapes and objects that you see in the image. A rasterization engine uses this information to determine how to plot each line and curve at any resolution or zoom level.

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