ROSETTA
- A Software system for data mining based on rough set theory. GUI based operation on MS Windows platforms, with a wide variety of algorithms. Information on features, documentation, utilities, and upcoming releases.
- http://rosetta.lcb.uu.se/

Snob
- Uses the Minimum Message Length (MML) principle to do mixture modeling. Mixture modeling concerns modeling a statistical distribution by a mixture of other distributions, and is also known as unsupervised concept learning in Artificial Intelligence. Links
- http://www.csse.monash.edu.au/~dld/Snob.html

PAFI - Pattern Finding Toolkit
- A freely available software toolkit for finding frequent patterns in diverse datasets. It contains highly efficient algorithms for finding patterns in transactional, sequential, and graph datasets.
- http://glaros.dtc.umn.edu/gkhome/pafi/overview/

CLUTO - Clustering Toolkit
- A freely available software toolkit for clustering low- and high-dimensional data sets. It is well-suited for clustering data sets arising in many areas including information retrieval, customer purchasing transactions, science, and biology.
- http://glaros.dtc.umn.edu/gkhome/views/cluto

ECOBWEB - Concept Formation Program
- Source code for program for creation of hierarchical classification trees. Information about implementations, documentation, and related research papers.
- http://www.eng.tau.ac.il/~yoram/topics/ecobweb.html

MPCA Software
- GPL C/C++ software for data analysis of discrete data using principal/independent component methods. Examples are DPCA, LDA, GaP (like PLSI and NMF). Targetted at text, with MPI and multithreading.
- http://cosco.hiit.fi/search/MPCA/

FOIL and C4.5
- Source code for decision tree algorithms from Ross Quinlan's homepage, available free for download.
- http://www.rulequest.com/Personal/

The PNC2 Rule Induction System
- Windows software tool that induces rules using the PNC2 cluster algorithm. An integrated parameter tuning component allows an easy adjustment of the algorithm's behaviour to the given problem without any further knowledge. [Gnu GPL]
- http://www.newty.de/pnc2/index.html

XELOPES Data Mining Library
- Platform- and data-source-independent library for embedded data mining based on the CWM/OMG and other data mining standards. XELOPES-Java algorithms: SVMs, market basket analysis, sequence analysis, decision trees, cluster analysis, multidimensional group
- http://www.prudsys.com/Produkte/Algorithmen/Xelopes/

Shih Tree Builder
- Modelling tool that analyzes data generating classification, regression or class probability prediction models.
- http://www.shih.be/

DeFindIt Analysis and Reporting
- Open source software for extraction and reporting using a powerful template tool. Deft combines declarative concepts of SQL with all of Perl's features. Requires Linux and Perl
- http://defindit.com/

AutoClass C - General Information
- An unsupervised Bayesian classification system that seeks a maximum posterior probability classification.
- http://ic-www.arc.nasa.gov/ic/projects/bayes-group/autoclass/autoclass-c-program.html

Discovery of Multivalued Dependencies from Relations
- Includes source code, related papers and associated projects.
- http://www.cs.bris.ac.uk/~flach/mdep/

WinMine Toolkit Home Page
- By David Chickering at Microsoft Research. The WinMine Toolkit is a set of tools for Windows 2000/NT/XP that allow you to build statistical models from data. The majority of the tools are command-line executables that can be run in scripts.
- http://research.microsoft.com/~dmax/winmine/tooldoc.htm

DMTools
- Written in Python, the toolbox handles caching of database queries and parallelism within a collection of independent queries. Our toolbox provides a number of routines for basic data mining tasks on top of which the user can add more functions - mainly d
- http://cslab.anu.edu.au/ml/dm/dm_software.html

QuickMiner
- Open Source creation of a data mining C++ procedure library. Initially focused on mining generalised association rules and generalised sequential patterns
- http://quickminer.sourceforge.net/

Data-Miner Software Kit
- Collection of standalone data mining programs, available as scripts or Java programs. Contains information for downloading, installation, data preparation, and operating instructions. Supplementary to the book titled Predictive Data Mining - A Practical G
- http://www.data-miner.com/dmsk.html

Machine Learning Library in C++
- MLC++ is a standard C++ library for supervised machine learning, with back-end and front-end tools for data mining tasks like Decision Trees, and Clustering. Information on legal issues, mailing lists, history, standards, platform support, and download in
- http://www.sgi.com/tech/mlc/

StatLib - XlispStat Archive
- Environment for statistical computing and dynamic graphics based on Lisp. Contains contributed code and submission instructions.
- http://lib.stat.cmu.edu/xlispstat/

Association Rule Miner
- Client-server Java based data mining software for mining association rules. Developed at University of Massachusetts.
- http://www.cs.umb.edu/~laur/ARMiner/

Inducing Functional Dependencies from Relations
- Includes source code, related research papers and associated work.
- http://www.cs.bris.ac.uk/~flach/fdep/

CART - Salford Systems
- A decision tree tool that automatically sifts large, complex databases, searching for and isolating significant patterns and relationships. Offers free limited capability demo for download, product features, applications, user feedback, and associated boo
- http://www.salford-systems.com/products-cart.html

AC2 - Software Toolkit
- A multi-lingual toolkit for various decision tree algorithms with C++ libraries. Available for free download for a variety of platforms.
- http://www.alice-soft.com/html/prod_ac2.htm

Tminer Personal Edition
- Software suite which has algorithms for association rules, building classifiers, and clustering data from relational database products using JDBC. References to related articles, and research papers.
- http://frontdb.ugr.es/research.htm

Model-Based Classification Software
- Model based clustering and discriminant analysis, including hierarchical clustering and EM. Developed at University of Washington.
- http://www.stat.washington.edu/fraley/mclust/soft.shtml

VisDB: A Visual Data Mining and Database Exploration System
- The VisDB has been developed to support the exploration of large database. The VisDB system implements several visual data mining techniques, allowing an exploration of large databases (up-to about one million data values).
- http://www.dbs.informatik.uni-muenchen.de/dbs/projekt/visdb/visdb.html

XmdvTool Home Page
- A public-domain software package for the interactive visual exploration of multivariate data sets. It is available on all UNIX platforms which support XR4 or higher. The current version of the software (3.1) supports scatterplots, star glyphs, parallel co
- http://davis.wpi.edu/~xmdv/

Graf-FX
- A Microsoft Access application designed to provide tools to explore your databases with graphs and queries. It is also a quick way to generate/prototype Access Graphs without running the Wizards.
- http://www.gr-fx.com/graf-fx.htm