That project aims at providing a clean API and a simple implementation, as a C++ library, of a Travel-oriented fare engine. It corresponds to the simulated version of the real-world Fare Quote System.
A MUD "totally" written in Perl. It runs an engine which relies on a extensible Perl MudLib and interprets user-programmable scripts in a fashion that reminds the old-time LPC MUD, but now everything is in Perl. It uses Perl v.5.10.0 and SQLite 3.3.7.