JVCL is a library of over 600 Delphi visual and non-visual Delphi/C++Builder components. It supports Delphi/C++Builder 6 and newer.

The library is built upon code donated from the JEDI community. It is reformatted to achieve a common look-and-feel, tested and merged into the library. The library is grouped into several packages. It is released to the public under the terms of the Mozilla Public License (MPL) and as such can be freely used in both freeware/shareware, opensource and commercial projects. The entire JEDI Visual Component Library is distributed under the terms of the Mozilla Public License (MPL).

The JEDI Code Library (JCL) consists of a set of thoroughly tested and fully documented utility functions
and non-visual classes which can be instantly reused in your Delphi and C++ Builder projects.

Async Professional is a comprehensive communications toolkit for Embarcadero Delphi and C++Builder. It provides direct access to serial ports, TAPI, and the Microsoft Speech API. It supports faxing, terminal emulation, VOIP, & more.