oj! Algorithms - ojAlgo - is Open Source Java code that has to do with mathematics, linear algebra and optimisation; particularly (but certainly not exclusively) suitable for the financial domain.
Equation of stock trading simplified to game of moving resizing balls
The econ theory is the value of buy and sell are usually equal, at whatever free market price at the time, so if we trade between 2 things, holding the total of those 2 equal eachother, then you can buy without anyone selling, or sell without anyone buying. Just change from one equal valued type to the other, and the total of all the A's and all the B's are scaled instantly to be the same amounts. Those who change to the majority side lose, and those who change to the minority side win,...
Technical analysis library with indicators like ADX, MACD, RSI, Stochastic, TRIX... includes also candlestick pattern recognition. Useful for trading application developpers using either Excel, .NET, Mono, Java, Perl or C/C++.
i-sight is a scientific data visualization / plotting / mesh visualization software that can plot data fields, contours, streamlines (much like TecPlot), and also has a 3D mesh visualizer that can cut a mesh, perform shadow visualization and related stuf
***** MOVED TO GITHUB: http://github.com/frgomes/jquantlib *****
JQuantLib provides a free, open-source and comprehensive framework for quantitative finance. It's a 100% Java translation of QuantLib, which is written in C++. JQuantLib provides pricing valuation of a wide range of asset classes, methods and models.
A very simple Equity Investment Stragety Analyser tool.
What it does :
- Maintain Stock portfolios
- Simulate Investment using NSE Historical bhav data files
- Analyze different investment strategies against index performance
- Graph the results
JAFF: Just Another Financial Framework. Technical Analysis (studying the price and trading history) of some stock quotes from internet. Neural Network analysis for non-linear prediction and forecasting.
A web-based (Java) prediction market. Users can place funds (real or play) on their prediction of the outcome of some future event. Observers have noted that such markets are better able to predict the actual outcome than experts.
Simulation platform for automated stock exchange trading.
It delivers statistics to analyse performance on historic data and allows comparison between trading strategies, that can be coded in Java.
The SFL Java Trading System Enviroment is a java application built on KISS principle (Keep It Simple,Stupid) and its aim is to provide a fast and platform indipendent infrastructure to develop and execute trading systems.
OpenAspect - entire business, one place.
A scalable, secure ERP and CRM system, including Asset management/servicing, Inventory, Logistics, AP, AR, GL, and more.
Front-ends can be 'plugged-in', using PHP, ASP, Java, Delphi, and many more.