C library for 2D vector graphics rendering with support for multiple output backends (PDF, PostScript, PNG, X11).

Low-level C library for pixel manipulation and image compositing.

X11 shared library for the Render extension protocol, used by X.Org graphics systems.

Vulkan ICD loader library that bridges Vulkan applications to GPU drivers and validation layers.

Open-source 3D graphics library implementing OpenGL, Vulkan, and other graphics APIs.

Cross-platform shader compilation and tooling for Qt 6 graphics pipelines.

C library that abstracts OpenGL function pointer management across platforms and GL versions.

Shared library for direct rendering manager (DRM) kernel interface access on Linux.

Open-source C library implementing OpenGL Utility Toolkit (GLUT) for window/event handling in 3D graphics applications.

Qt Quick 3D library for declarative 3D graphics and UI content in Qt Quick applications.

Shared library providing high-level OpenGL utility functions built on Mesa.

Accelerated 2D painting library for Qt Quick and QRhi-based applications.

Vulkan API implementation on macOS, iOS, and tvOS that translates Vulkan calls to Metal.

Shared-memory synchronization primitive library for X.Org display server interprocess coordination.

C library that simplifies access to OpenGL extensions across platforms.

X Window System display server for rendering graphics on Unix-like systems.

OpenGL and OpenGL ES reference compiler for GLSL and ESSL shading languages, producing SPIR-V bytecode.