HeliDB is a database for storing key-value pairs from a Java program. The client program creates one database object per database file. The database objects can be configured to support different capabilities. In its simplest configuration, a database is a file-backed map. More advanced configurations can give it transaction support or fast record searches by indexing records in a B+ tree.
libogg++java is a Java native interface to libogg++. It provides C++ and Java wrappers, as well as Java classes. It also provides control files to generate them from the libogg++ interface using SWIG. The major and minor versions of this JNI will track that of libogg++, but its bugfixes are independent of libogg++ bugfixes.
xLightweb is an easy-to-use HTTP network library to build high performance, highly scalable network applications in Java. xLightweb provides a simple and intuitive API to write client side HTTP applications as well as server side HTTP applications. In contrast to the Servlet API, xLightweb is not only focused on server side programming. xLightweb also supports client side programming by providing high-capacity client side classes such as an HttpClient. It supports both blocking/synchronous programming as well as non-blocking/asynchronous programming.
j-XChange is a pure Java implementation of the entire Collaboration Data Objects (CDO 1.21) library for accessing Microsoft Exchange Server in a platform independent manner. This library will allow interoperability with MS Exchange from all non-Windows platforms that support Java. This library is powered by j-Interop.
JagPDF is a library for generating PDF documents in C/C++, Python, and Java. It supports TrueType (subsetting) and standard 14 Type 1 fonts, font metrics, Unicode, UTF-8 and common 8-bit character encodings, images (JPEG, PNG, or custom), paths, color spaces (RGB, CMYK, CIE based, ICC profiles, indexed), encryption, bookmarks, hyperlinks, and more.