The Falcon Framework (or the Falcon Framework for Concurrent Design) was Mentor Graphics' second generation software environment. Whereas their original environment had been Pascal-based and ran exclusively on the Apollo/Domain platform, the Falcon Framework was written in C++ and was portable to other platforms, notably Unix. The Falcon Framework was marketed as a key technology for concurrent engineering in the EDA realm. However, it was better characterized as a software application framework. The key components of the Falcon Framework were: