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Published directory entries matching your search.
PhotoDemon is a free, portable, open-source photo editor for Microsoft Windows. It requires no installation, administrator rights or internet access, and can run from a USB stick or SD card. The build offers more than 200 tools, including layers, selection tools, paintbrushes, content-aware fill and resize, plus support for PSD, PSP and XCF files. It is available under a permissive BSD license.
PhotoGIMP project that adjusts GIMP's layout and shortcuts to feel more familiar to Photoshop users.
Pinta is a free, open-source program for drawing and image editing that combines an easy-to-use interface with tools such as a magic wand, clone and recolor. It offers real-time effects with live previews and unlimited undo, and is available on Linux, Mac, Windows and BSD.
Piskel is a free, open-source web-based editor for spriting and pixel art. It creates pixel art, game sprites and animated GIFs, and is best used in a desktop browser in landscape orientation. The tools include a live animation preview and export to GIF or PNG, including spritesheets. A separate child-friendly version, Piskel for Kids, is available. Free desktop and offline applications exist for Windows, OSX and Linux.
Pixel Snapper is a free, open-source tool for cleaning up AI-generated pixel art. It fixes blur, inconsistent pixels and off-grid pixels while preserving details such as dithering and outlines, and it can apply a pixel art color palette to the image. A paid desktop edition adds batch processing.
PixiEditor is a free and open-source universal 2D graphics editor built around a Node Graph workflow. It combines pixel art tools, raster image editing, drawing, vector art and frame-by-frame animation in one desktop application that runs on Windows, Mac and Linux and works offline.
PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams. It supports diagram types including sequence, use case, class, object, activity, component, deployment, state and timing diagrams, plus non-UML diagrams. Images can be exported in PNG, LaTeX, EPS and SVG.
QCAD is a professional 2D CAD system with a clean interface and technical drawing tools such as layers, blocks, dimensioning and precision tools. Its core is available under a permissive open source license, and editions include QCAD Community Edition, QCAD Professional and QCAD/CAM.
Quarkdown is an open-source, Markdown-based typesetting system for creating papers, presentations, knowledge bases and static websites. It offers a complete authoring experience with a reactive preview and scripting capabilities, and version 2.4 allows Markdown elements to be extended.
Markdown-based publishing tool for creating documents, slides, books, and technical content.
Open source desktop publishing software for layouts, magazines, flyers, and print-ready documents.
Semantic Art Search is a search instance or metasearch resource for private web discovery.
Steganography is an open-source browser tool for hiding encrypted messages inside images. Users supply an image by URL or local file in WEBP, PNG, GIF or JPEG format and an optional password; the output image is saved in WEBP format. The page runs with no ads, logs, telemetry or server components.
Steganography extraction tool for finding hidden files or data inside images.
Python steganography tool for hiding or extracting data in supported image and audio files.
PixelUnion is a private photo and video storage service built on a forked version of Immich, an open-source photo platform. It offers automatic phone backup through the native Immich apps for iPhone and Android, along with smart search and face recognition. Servers run on European soil on 100% renewable energy, and a free tier includes 16 GB of storage.
Synfig Studio is a free and open-source 2D animation program for Windows, Linux and macOS, licensed under GNU GPL v3. It is designed for creating film-quality animation using vector and bitmap artwork, and it eliminates the need to create animation frame by frame. It provides vector tweening, 50+ layers and filters, and a bone system for cutout animation.
TextureLab is a downloadable tool for Windows, macOS and Linux that generates procedural textures. It offers over 70 nodes, exports all textures at once or individually, includes Unity export, and performs most filtering and texture generation operations on the GPU. It is free and open source under the LGPLv3 licence and is still in development.
UltiMaker Cura is free 3D printing and slicing software. It offers an open-source slicing engine with more than 400 customizable settings for adjusting 3D models and printing results. The software is available for download, and previous versions can be found on the site.
UMLet is a free, open-source UML tool with a simple user interface for drawing UML diagrams. Sequence and activity diagrams can be created from plain text, and diagrams can be exported to eps, pdf, jpg, svg and the clipboard. It is available as a stand-alone app for Windows, macOS and Linux, as an Eclipse plugin, as the UMLetino web app and as a Visual Studio Code extension.
unDraw presents a collection of open-source illustrations that users can browse and download, with on-the-fly color image generation to match a brand identity. A separate style is offered on unDraw Plus for supporters.
Upscayl is a free and open source AI image upscaler for Linux, MacOS and Windows. It uses AI to upscale images, offers multiple models and batch processing, and can enhance images by up to 16x.
Urocissa is a free and open source self-hosted gallery built with Rust and Vue, designed for massive photo collections. It serves millions of photos on a 4GB RAM server using an in-memory cached database and virtual scrolling. It offers instant boolean search and a standalone executable for Windows and Linux.
