Windows
com.neva.Coroutine class, Desktop Indicator, Java bean for Crystal Reports, Java Bean Word Processing, Java Native Interface to Microsoft Windows Registr, Java System Tray Manager, JDUN, JNIRegistry, jRAS32, JTray
GNU Readline for Java
Java-Native-Interface wrapper to readline for every platform supporting the readline, history and termcap libraries. [Open Source, LGPL]
ISNetworks Infinite Monkey RNG
Implentation of a Java SecureRandom provider. It uses /dev/urandom on UNIX systems, and the Microsoft CryptoAPI via JNI on Windows. [Open source, Apache-style license]
Java UNIX Extension API
Java Native Interface wrapper which provides access to extra OS functionality on Unix platforms. [Open Source, GPL-like]
JConfig
Free library which fills in the gaps in the core Java API. Work with system-level items in a more advanced manner than that provided by the built-in Java class libraries. Multi-platform support. [Freeware]
JNIWrapper
Bridge technology that allows calling functions from native APIs or from any native DLLs and libraries without using JNI. Available for Windows and Linux. [Shareware]
JTOpen
IBM's Open Source toolkit for accessing AS/400 features from Java code. Requires the AS/400 operating system. [Open Source, IBM Public License]
Mobile Control
A Java-based M2M solutions that combines the open standards-based technologies for remote control and management of Java-capable mobile devices.
Reqwireless
Database, Web, and email class libraries for J2ME MIDP. [Shareware]
xFunction JNI Proxy
Java class library allowing you to make any native API call and invoke functions from DLLs and shared libraries without having to learn or use JNI and C/C++ programming. Available for Windows and Linux. [Shareware]