Open-source alternatives to CrossWindow

2D Vector Graphics Engine Powered by a JIT Compiler

Cinder is a C++ creative coding library and native graphics toolkit designed for developing professional interactive media and visual art. It serves as a cross-platform multimedia framework for generating high-performance generative digital art and real-time visual rendering. The framework provides a professional suite of tools for building hardware-integrated installations and cinematic visuals. It focuses on real-time graphics programming and the production of high-quality graphics for professional displays. The library includes a cross-platform abstraction layer and a modular architecture

The Forge is a low-level toolkit for building high-performance graphics engines and applications across desktop, mobile, and console platforms. It provides a cross-platform engine framework and a dedicated shader compiler that translates a single source into target-specific languages for various graphics APIs and hardware. The project includes a GPU memory and resource manager that utilizes unified root signatures for resource binding, alongside a ray tracing rendering pipeline that implements hardware-accelerated ray and path tracing queries. State management is handled through a high-perfor

3D Graphics Library for Ruby

DiligentEngine is a cross-platform graphics abstraction layer and physically-based rendering engine. It provides a unified interface for executing 3D graphics commands across multiple low-level rendering backends from a single codebase, including a dedicated system for importing 3D assets via the GLTF 2.0 format. The engine features an HLSL shader cross-compiler that allows a single set of shaders to run across different graphics APIs and operating systems. It supports advanced rendering capabilities such as ray-tracing, mesh shaders, variable rate shading, and bindless resources. The framew

Vulkan/CUDA/HIP/OpenCL/Level Zero/Metal Fast Fourier Transform library

Intermediate Graphics Library (IGL) is a cross-platform library that commands the GPU. It provides a single low-level cross-platform interface on top of various graphics APIs (e.g. OpenGL, Metal and Vulkan).

This project is a cross-platform graphics and compute framework that provides a unified, hardware-agnostic abstraction layer for rendering and parallel processing. It enables developers to build high-performance applications that execute consistently across diverse operating systems and hardware backends, including Vulkan, Metal, and DirectX. By mapping high-level graphics commands to native APIs, it serves as a portable foundation for both real-time 3D rendering and general-purpose GPU computing. The framework distinguishes itself through a robust architecture that supports both native deskt

This project is a cross-platform library designed for desktop application development, providing a unified interface for window management, input handling, and hardware-accelerated graphics. It serves as a foundational framework that abstracts platform-specific windowing protocols and graphics APIs, enabling developers to create interactive software that functions consistently across Windows, macOS, and Linux. The library distinguishes itself by providing deep integration with low-level graphics APIs, specifically OpenGL and Vulkan. It manages the complexities of graphics context initializati

Glium is no longer actively developed by its original author. That said, PRs are still welcome and maintenance is continued by the surrounding community.

Native WebGPU implementation. Mirror of https://dawn.googlesource.com/dawn. File bugs here: https://crbug.com/dawn/new

Filament is a real-time physically based rendering engine designed for high-fidelity 3D graphics. It functions as a cross-platform graphics library that provides a unified interface for rendering complex models and materials across desktop, mobile, and web environments. The engine distinguishes itself through a data-oriented architecture that optimizes memory usage and processing speed, alongside a shader-variant system that generates specialized code for specific material and lighting configurations. By abstracting diverse hardware graphics backends, it ensures consistent visual performance

Skia is a high-performance 2D graphics rendering library used for drawing text, geometries, and images on digital surfaces. It functions as a hardware-accelerated graphics engine that offloads drawing operations to the GPU, a vector graphics processor for SVG and complex paths, and a typography engine for shaping and drawing characters with Unicode support. The project provides a cross-platform image codec for encoding and decoding standard image formats into raw pixel data across multiple operating systems. It also enables the development of user interfaces that maintain visual consistency a

Easy to integrate Vulkan memory allocation library.

HARFANG 3D source code public repository

Horde3D is a small 3D rendering and animation engine. It is written in an effort to create an engine being as lightweight and conceptually clean as possible.

A core library for images in AutoHotkey. Supports AutoHotkey v1 and v2.

It makes pretties