Orc is a library and set of tools for compiling and executing very simple programs that operate on arrays of data. The “language” is a generic assembly language that represents many of the features available in SIMD architectures, including saturated addition and subtraction, and many arithmetic operations.

Allegro is a cross-platform library intended for use in computer games
and other types of multimedia programming.

A wide range of extension packages and add-on modules are also available, which
can be found in the "Library Extensions" section of the Allegro website.

ALURE is a utility library to help manage common tasks with OpenAL
applications. This includes device enumeration and initialization,
file loading, and streaming.

This is a collection of decompression routines for old formats popular
in the Amiga, Atari computers and some other systems from 80's and 90's
as well as some that are currently used which were used in a some
specific way in these old systems.

For simple usage both a simple command line application as well as a
simple API to use the decompressors are provided. The compression
algorithm is automatically detected in most cases, however there are some
corner cases where it is not entirely reliable due to weaknesses in the
old format used.