List of Java APIs

This is a list of Application Programming Interfaces (APIs) for the Java Programming Language.

Official APIs (Released by Sun Microsystems)

Java Platform, Standard Edition (J2SE) (available here)

Bundled APIs (part of standard download)

• Abstract Window Toolkit (AWT) (consists of the java.awt package, first released with version 1.0)
• Java Authentication and Authorization Service (JAAS) (consists of the javax.security.auth package, bundled since 1.4, previously released as an optional package to version 1.3)
• Swing (consists of the javax.swing package, first released with version 1.2)

Optional APIs (downloaded separately)

• Java Authentication and Authorization Service (JAAS) (initially released as an optional package to version 1.3, now incorporated into J2SE since 1.4)

• Java Cryptography Extension (JCE) (available here)

Java Platform, Enterprise Edition (J2EE) (available here)

Bundled (Core) APIs

Optional (Non-Core) APIs

• Java API for XML-Based RPC (JAX-RPC) (available here)

Java Platform, Micro Edition (J2ME) (available here)

• Connected Limited Device Configuration (CLDC) (Reference implementation is available here)

Unofficial APIs (Released by third parties)

3D Graphics APIs

• Java 3D (runs on top of either OpenGL or Direct3D) (available here)

• Java OpenGL (JOGL) (a wrapper library for OpenGL) (available here)

Compression APIs

• LZMA SDK (available here)

Numerical Analysis APIs

• JScience (available here)

Real-Time Libraries

• Javolution (available here)

Windowing Libraries

• Standard Widget Toolkit (SWT) (available here)