Finance::Quote is a Perl module which can fetch on-line stock quotes, including those from American, European, Canadian and Australian markets. Information from a number of investment houses is also available. Features include currency lookups and conversions, automatic failover support, and loadable user modules.
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.
Finance-QuoteHist provides Finance::QuoteHist, a Perl module that provides easy fetching of historical stock quotes from a variety of sources on the Web. The bundle includes the underlying site-specific modules. Reliability is enhanced through the use of symbolic extraction provided by HTML::TableExtract along with automatic failover to alternate sites.
activeQuant (formerly known as CCAPI) is a financial engineering and financial application library for Java. It provides interfaces for automated stock exchange trading through IB. Additionally, it provides functions to retrieve online data from various sources: IB, OpenTick, and Yahoo. It provides a comprehensive library of technical and mathematical indicator implementations, like MACD, SMA, EMA, RSI, Williams %R, Correlation, and more. It also has a Matlab interface.
A seed project that combines Play Framework, AngularJS, Bootstrap, and MongoDB..
An FFmpeg and SoX based EBU R128 compliant loudness scanner for audio files.