Showing 448 open source projects for "s-tools"

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  • 1
    Avogadro 2

    Avogadro 2

    Avogadro libraries provide 3D rendering, visualization, and analysis

    AvogadroLibs is the core C++ library behind Avogadro 2, an open-source molecular editor and visualization platform used in chemistry, materials science, and education. It provides the essential tools for constructing, analyzing, and visualizing molecular structures in 2D and 3D. Designed for extensibility, AvogadroLibs supports plugins for quantum chemistry computations, molecular mechanics, and surface rendering. It interfaces with multiple chemistry formats and data sources, making it a versatile backbone for scientific applications and custom visualization tools.
    Downloads: 179 This Week
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  • 2
    Blockbench

    Blockbench

    Blockbench - A low poly 3D model editor

    ...To launch Blockbench from source, you can clone the repository, navigate to the correct branch and launch the program in development mode using the instructions below. If you just want to use the latest version, please download the app from the website. Blockbench puts all the tools at your disposal to make the creation process of low-poly models as easy as possible. Use cuboids to get that Minecraft aesthetic, or create complex low-poly shapes using the mesh modeling tools!
    Downloads: 144 This Week
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  • 3
    Pixelorama

    Pixelorama

    A free & open-source 2D sprite editor, made with the Godot Engine

    Pixelorama is a free and open-source pixel art editor, proudly created with the Godot Engine, by Orama Interactive. Whether you want to make animated pixel art, game graphics, tiles and any kind of pixel art you want, Pixelorama has you covered with its variety of tools and features. Free to use for everyone, forever. A variety of different tools to help you draw, with the ability to map a different tool in each left and right mouse buttons. Are you an animator? Pixelorama has its own animation timeline just for you! You can work at an individual cel level, where each cel refers to a unique layer and frame. ...
    Downloads: 35 This Week
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  • 4
    MeshLab

    MeshLab

    The open source mesh processing system

    ...The open source system for processing and editing 3D triangular meshes. It provides a set of tools for editing, cleaning, healing, inspecting, rendering, texturing and converting meshes. It offers features for processing raw data produced by 3D digitization tools/devices and for preparing models for 3D printing.
    Downloads: 48 This Week
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  • 5
    Noto Emoji

    Noto Emoji

    Noto Emoji fonts

    Noto Emoji (Stands for No Tofu) is an open-source (Open Font License 1.1) emoji library that provides standard Unicode emoji support and tools for working with them.
    Downloads: 92 This Week
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  • 6
    Mermaid

    Mermaid

    Diagram and flowchart generation from text similar to markdown

    Mermaid is a JavaScript-based diagram and flowchart generating tool that uses markdown-inspired text for fast and easy generation of diagrams and charts. Forget about using heavy tools to explain your code. Mermaid greatly simplifies documentation with its simple markdown-like script language, and offers a great range of diagram and chart options. The latest version of Mermaid comes with a number of bug fixes and enhancements, as well as a new diagram type, entity relationship diagrams. Its range of available diagrams include flowcharts, sequence diagrams, gantt diagrams and more, with new ones continuously being developed.
    Downloads: 108 This Week
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  • 7
    Planetiler

    Planetiler

    Flexible tool to build planet-scale vector tilesets

    Planetiler (pla·nuh·tai·lr, formerly named "Flatmap") is a tool that generates Vector Tiles from geographic data sources like OpenStreetMap. Planetiler aims to be fast and memory-efficient so that you can build a map of the world in a few hours on a single machine without any external tools or database. Vector tiles contain raw point, line, and polygon geometries that clients like MapLibre can use to render custom maps in the browser, native apps, or on a server. Planetiler packages tiles into an MBTiles (SQLite) or PMTiles file that can be served using tools like TileServer GL or Martin or even queried directly from the browser. ...
    Downloads: 8 This Week
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  • 8
    WebP Codec

    WebP Codec

    Library to encode and decode images in WebP format

    libwebp is the reference codec library for Google’s WebP image format, providing both encoding and decoding along with command-line tools. It supplies cwebp to compress images into WebP and dwebp to decompress them back, making it easy to test quality/size trade-offs across presets and tuning parameters. The GitHub repository is a mirror; the canonical source of truth lives on Chromium’s git, and developer docs are hosted on WebP’s portal. The project underpins WebP support across browsers, imaging libraries, and many native apps thanks to its stable C API. ...
    Downloads: 24 This Week
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  • 9
    Flameshot

    Flameshot

    Powerful yet simple to use screenshot software 🖥️ 📸

    Flameshot is a powerful yet simple-to-use open-source screenshot software designed for efficiency and flexibility. It is a free and open-source, cross-platform tool that helps users capture screenshots with ease. Licensed under GPL v3, Flameshot provides a wide range of built-in features that save time during screen capturing and editing. The software offers a clean, straightforward interface that makes taking and annotating screenshots quick and intuitive. Users can customize the...
    Downloads: 24 This Week
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  • 10
    Graphite

    Graphite

    An open source graphics editor for 2025

    ...The interface supports layering, boolean operations, masks, and full node-based parametric controls for shapes and effects. Because it’s built to be extendable, plugin support allows importing/exporting formats, custom tools, or integrations with code frameworks. It also focuses on performance and scalability—handling complex vector scenes with many nested elements fluidly. For designers and developers looking to prototype UI transitions, interactive states, and motion-driven interfaces without separate design/code handoffs, Graphite positions itself as an all-in-one creative engine.
    Downloads: 31 This Week
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  • 11
    LibreSprite

    LibreSprite

    Animated sprite editor & pixel art tool

    LibreSprite is a free and open-source program for creating and animating your sprites. Sprites are composed of both layers & frames. Tiled drawing mode, useful to draw patterns and textures. Pixel precise tools like filled contour, polygon, shading mode, etc. Several file types are supported for your sprites and animations. LibreSprite originated as a fork of Aseprite, developed by David Capello. Aseprite used to be distributed under the GNU General Public License version 2, but was moved to a proprietary license on August 26th, 2016. This fork was made on the last commit covered by the GPL version 2 license and is now developed independently of Aseprite. ...
    Downloads: 91 This Week
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  • 12
    vengi

    vengi

    Free and open source voxel art tools - editor, thumbnailer and format

    This is a collection of voxel tools. It includes a voxel editor with animation support and loading/saving into a lot of voxel volume formats. There are other tools e.g. a thumbnail for your file manager and a command line tool to convert or modify between several voxel formats. Use a voxel editor or to convert your voxel models into an obj or ply file. If you came here as a developer, make sure to check out the dependencies and set up your development environment.
    Downloads: 1 This Week
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  • 13
    NPainter

    NPainter

    Fast and simple digital painting software

    NPainter is a fast and simple digital painting software, currently a work in progress, aiming to provide essential painting tools for artists.
    Downloads: 2 This Week
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  • 14
    OpenUSD

    OpenUSD

    Universal Scene Description

    ...USD supports a variety of file formats, including usda, usdc, and usdz (a zero-compression, unencrypted zip archive), facilitating flexibility in data representation and exchange. The framework also includes tools like usdedit, a script that converts any single USD-readable file into its .usda text equivalent for easy editing.
    Downloads: 4 This Week
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  • 15

    Pix

    Image management application

    ...Pix supports numerous image types including: BMP, JPEG, GIF, PNG, TIFF, TGA, ICO and XPM; with optional support for RAW and HDR (high dynamic range) images. It is also able to view EXIF data attached to JPEG images. Pix has its own set of image editing tools that enable you to make color, hue, saturation, lightness and contrast adjustments, as well as a number of advanced tools such as slide shows, converting image format and more.
    Downloads: 12 This Week
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  • 16
    Clarity AI Upscaler

    Clarity AI Upscaler

    AI Image Upscaler & Enhancer

    ...Unlike traditional interpolation-based upscaling algorithms, the system generates additional visual information that improves perceived clarity and sharpness. The project is intended as a free and open alternative to commercial AI upscaling tools, allowing developers and digital artists to run the technology locally or integrate it into their own workflows. The repository includes a full application environment with scripts, configuration files, and model support that allow users to run the upscaler as a standalone tool or integrate it into other pipelines.
    Downloads: 11 This Week
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  • 17

    Panorama Tools

    The cross-platform library behind the Hugin photo stitcher

    The cross-platform library behind the Hugin photo stitcher
    Downloads: 51 This Week
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  • 18
    Filament

    Filament

    Real-time physically based rendering engine for Android, iOS, and more

    ...Instead, we provide a command line tool (matc) that does this offline. Filament is a physically based rendering (PBR) engine for Android. The goal of Filament is to offer a set of tools and APIs for Android developers that will enable them to create high quality 2D and 3D rendering with ease. For both artists and developers, our system will rely on as few parameters as possible to reduce trial and error and allow users to quickly master the material model. A physically based approach must not preclude non-realistic rendering. ...
    Downloads: 3 This Week
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  • 19
    Cap

    Cap

    Open source Loom alternative. Beautiful, shareable screen recordings

    Cap is an open source screen recording software designed to provide a lightweight, powerful, and user-friendly alternative to existing tools. It enables users to effortlessly capture their screens, edit recordings, and share content securely within seconds. Cap supports cross-platform functionality, making it compatible with both macOS and Windows operating systems. The software offers high-quality video capture with synchronized audio, ensuring professional-grade recordings are suitable for tutorials, presentations, and educational content. ...
    Downloads: 7 This Week
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  • 20
    TRELLIS 2

    TRELLIS 2

    Native and Compact Structured Latents for 3D Generation

    TRELLIS.2 is a cutting-edge open-source model and codebase for high-fidelity 3D asset generation from 2D images, developed to push forward the state of the art in image-to-3D generation. At its core is a novel sparse voxel structure called O-Voxel that jointly encodes both geometry and surface appearance, enabling reconstruction and generation of complex 3D shapes with arbitrary topology, open surfaces, and physically based rendering (PBR) textures. The system leverages a large...
    Downloads: 29 This Week
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  • 21
    PixiEditor

    PixiEditor

    PixiEditor is a Universal Editor for all your 2D needs

    PixiEditor is a free, open-source pixel art editor designed for creating and editing sprites and images. It offers a user-friendly interface with features like layer management, color tools, and support for various file formats, catering to both novice and professional artists.
    Downloads: 1 This Week
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  • 22
    The FreeMoCap Project

    The FreeMoCap Project

    Free Motion Capture for Everyone

    ...It processes synchronized video feeds to reconstruct skeletal motion, which can then be exported for animation, biomechanics research, or creative projects. FreeMoCap includes tools for calibration, recording, processing, and visualization, allowing users to move from raw footage to structured motion data within a single ecosystem. Because it is open and extensible, researchers and developers can adapt the pipeline for specialized motion analysis or integrate it into animation workflows.
    Downloads: 1 This Week
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  • 23
    Diligent Core

    Diligent Core

    A modern cross-platform low-level graphics API

    DiligentCore is a low-level, cross-platform rendering library designed to provide a modern graphics abstraction layer over Direct3D11, Direct3D12, OpenGL, Vulkan, and Metal. It’s aimed at developers building high-performance rendering engines and scientific visualization tools. DiligentCore gives precise control over GPU resources and rendering pipelines, while also abstracting away platform-specific boilerplate. The library is modular, extensible, and well-suited for projects that require direct access to modern graphics APIs while maintaining portability and scalability.
    Downloads: 1 This Week
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  • 24
    nivo

    nivo

    A rich set of dataviz components

    nivo provides a rich set of dataviz components, built on top of the awesome d3 and Reactjs libraries. Several libraries already exist for React d3 integration, but just a few provide server side rendering ability and fully declarative charts. In order to use nivo, you have to install the @nivo/core package and then choose some of the scoped @nivo packages according to the charts you wish to use. Given an array of data series having an id and a nested array of points (with x, y properties),...
    Downloads: 2 This Week
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  • 25
    OGRE-Next 3D

    OGRE-Next 3D

    aka ogre v2 - scene-oriented, flexible 3D C++ engine

    OGRE-Next is the next-generation iteration of the OGRE (Object-Oriented Graphics Rendering Engine), a powerful open-source 3D rendering engine designed for real-time applications, games, simulations, and visualizations. It focuses on high-performance rendering pipelines, especially Vulkan and modern OpenGL, offering tools for photorealistic and stylized rendering. OGRE-Next is modular and flexible, providing a developer-friendly environment with scene management, lighting, shadowing, and post-processing features. With improved performance and a focus on modern graphics APIs, it's ideal for developers building next-gen 3D engines or simulations.
    Downloads: 1 This Week
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