Debtrak - Debtrak is an international, multi-lingual, multi-currency Debt Collection Software System designed to cater for the entire debt lifecycle from the point of invoice generation through to settlement.
NumWorks - The graphing calculator that makes learning math easier.
TrioSoft Quantum - Quantum, a full featured debt collection agency software suite, Quantum has been designed with the debt collector's needs in mind.
Learney - Knowledge aggregator for developers
MY DSO MANAGER - My DSO Manager offers a powerful set of features to speed up the recovery of your company's receivables and involve your teams.
eMathHelp.net - Site is created to help people learn math. Includes algebra, calculus, differential equation calculators and notes with many examples.