XNotesNG is the next generation of XNotesPlus, a full-featured personal information manager. It is plugin driven and includes a Todo Manager, Calendar Manager, Category Manager, and extensive notes system, including features such as text searching, printing, alarms, date and calendar inserts, and categorization by colored projects.
QuantLib is a cross-platform, quantitative finance C++ library for modeling, pricing, trading, and risk management in real-life. It is also wrapped as Python/Ruby/Scheme modules. Extensions for Excel, R, and Mathematica are available. Other such extensions are under consideration. QuantLib offers tools that are useful both for practical implementation and for advanced modeling. It features market conventions, yield curve models, solvers, PDEs, Monte Carlo (low-discrepancy included), exotic options, VAR, and so on.
Haystack is a powerful tool designed to enable each and every individual manage all of her information in the way that makes the most sense. By removing the arbitrary barriers created by applications that only handle certain information "types", and recording only a fixed set of relationships defined by the developer, users can define whichever arrangements of, connections between, and views of information they find most effective. Such personalization of information management will dramatically improve your ability to find what you need when you need it.
First Choice to HTML converts PFS:First Choice database files to HTML. It features full explanation of the conversions, examples, CGI routines, and a full set of links to resources. Several other utilities are included, such as tools for analyzing, sorting, rearranging, and pretty printing.