Licensing

Notes for readers/editors:

Bold term (left) with generic/wiki link, followed by more specific link if possible.

Open Source Software used in PlayStation 4

PlayStation 4 uses the open source software (source here) listed below (2013):

• base64: is a utility to encode and decode base64 files.
• BSD libc: is an implementation of C standard library.
• cairo: is a 2D graphics library used to provide a vector graphics-based.
• CELT (Opus): is a interactive audio codec.
• cJSON: is an ultra-lightweight, portable, single-file, simple-as-can-be ANSI-C compliant JSON parser.
• cURL: is a computer software project providing a library and command-line tool for transferring data using various protocols.
• [eglib:]
• [Ethernet driver:]
• Expat XML Parser: is an XML parser library written in C.
• FreeBSD Kernel: is used as basis or the Orbis system kernel.
• FreeBSD's fsck / newfs commands: file system consistency check and interactive repair /construct a new UFS1/UFS2 file system.
• FreeType 2: is a software font engine.
• giflib-4.1.2: is a library for rendering and generating GIF image files.
• ICU: is a mature, widely used set of C/C++ and Java libraries providing Unicode and Globalization support.
• Jerasure version 1.2A: is a Library in C/C++ Facilitating Erasure Coding for Storage Applications.
• jQuery: is a fast, small, and feature-rich JavaScript library.
• kiconv for unicode: is a iconv style character conversion utility in kernel.
• libcompiler_rt: is a simple library that provides an implementation of the low-level target-specific hooks required by code generation and other runtime components.
• libcxxrt: is a library intended to sit below an STL implementation, and provide features required by the compiler for implementation of the C++ language.
• libjpeg: is a widely used free software library written in C which implements JPEG.
• libjpeg-turbo: is a fork of libjpeg that uses SIMD instructions to accelerate baseline JPEG encoding and decoding.
• [libm:] is a library for mathematical functions.
• libpng: is the official Portable Network Graphics (PNG) reference library (originally called pnglib).
• libpthread: is a thread library.
• libunwind: a portable and efficient C programming interface (API).
• libusb FreeBSD: is a lightweight library that can be efficiently integrated into applications of any kind.
• libusrsctp 0.9.1:
• libxml2: is a software library for parsing XML documents.
• Lua: is a lightweight multi-paradigm programming language.
• Mersenne Twister: is a pseudorandom number generator (PRNG).
• mmc driver & sdhci driver: implements the MMC and SD Card bus & supports PCI devices with class 8 and subclass 5.
• Mono class libraries: are class libraries.
• Mono VM: is a free and open source project to create an Ecma standard-compliant, .NET Framework-compatible set of tools.
• [Network FreeBSD:]
• OpenSSL: is an open-source implementation of the SSL and TLS protocols.
• pixman: is a low-level software library for pixel manipulation.
• Protocol Buffers: are a method of serializing structured data.
• SQLite-net: is a relational database management system.
• squish: is an open source DXT compression.
• udf2.x fs: is a profile of the specification known as ISO/IEC 13346 and ECMA-167 and is an open vendor-neutral file system for computer data storage for a broad range of media.
• Webkit: is a layout engine software component designed to allow web browsers to render web pages.
• zlib: is a software library used for data compression, written by Jean-loup Gailly (compression) and Mark Adler (decompression).