Similar to Microsoft_DirectX

POCO C++ Libraries

PortAudio

Scintilla (software)

SLATEC

Snappy (compression)

SQLite

Standard Template Library

Teechart

TestU01

Visual Component Library

X Toolkit Intrinsics

Xft

Xlib

Zig (programming language)

Zopfli

IMSL Numerical Libraries

Comparison of cryptography libraries

Position-independent code

International Components for Unicode

ARToolKit

OpenMM

Oniguruma

Object code

Language binding