Similar to GTK_(ツールキット)

C++ AMP

Call Level Interface

Core Foundation

Emmet (software)

Environmental Audio Extensions

Experience API

Gnip

GNU Portable Threads

Threading Building Blocks

International Image Interoperability Framework

KHTML#Other modules

LiveConnect

LWJGL

Mantle (API)

Mobile 3D Graphics API

Netscape Portable Runtime

Open Platform Communications

Open Data-Link Interface

Open Inventor

Open Sound System

OpenACC

OpenGL ES

OpenGL Utility Toolkit