A C++ classes library implementing bitvectors with several types of on-the-fly, adaptive compression. Can be used in databases and search systems. [Open source, MIT License]

A C++ class library to support integration and migration of Fortran to C++. ObjexxFCL includes Fortran-compatible array, string, and intrinsic function support.

Goblin is a full-featured tool chain for handling graphs. The project provides code from the following areas: Optimization, Layout, Composition, File import and export, and Manipulation. [Open Source, LGPL]

String and character manipulation library for Windows and various gcc-supported platforms. Provides highly optimized code, with support for multithreaded environments and Unicode. Regular expressions support. [Shareware, full-featured evaluation versi...

Library of C++ classes and functions to parse and modify STL strings. CTTL substring classes may be compared, inserted, replaced, and parsed with EBNF grammars. Compiled program implements recursive descent LL(INF) parser. [Open source, GPL]

A static libraries for Visual C++ and C++ Builder developers: zip, e-mail, encryption, S/MIME, XML.[Shareware]

A simple alternative to the STL plus portable multithreading and networking. Compiles under modern Unix and Windows systems. [Open-source, zlib-like license]

(short for "serialization") An STL-based C++ library for serializing PODs, STL containers and client-defined types.

A set of C++ libraries to speed development and extend application capability. [Open source, GPL]

Visualizing C++ object systems in real-time. Supports the visualization of all the fundamental C++ data types. Enables dynamic GUI's (Graphical User Interfaces) to be created without the need for a single line of UI code. By Outerface Technologies Inc.