Cortex
- A back propagation neural network application.
- http://cortex.snowcron.com

NeuroShell Predictor
- Forecasting and estimation software based on neural networks. Demo version available.
- http://www.mbaware.com/neurpred.html

Neuropilot Project
- Showcases a java applet demo of a trained neural network piloting a lunar-lander type spacecraft over landscapes of various complexity.
- http://freespace.virgin.net/michael.fairbank/neuropilot/

Neural Network Framework
- Class framework to create neural networks with arbitrary topology and mixed type of neurons, developed for research purpose. Includes technical information and discussion mailing-list.
- http://www.nnfw.org

NetMaker
- Simulates MLP, RMLP and Cascade-Correlation models with dynamic size adjustment algorithms. Includes various training patterns, error and activation functions.
- http://www.ire.pw.edu.pl/%7ersulej/NetMaker/

libF2N2
- An open source neural network library. Implements feedforward neural network classes in multiple languages including C++ and PHP.
- http://libf2n2.sourceforge.net/

Stuttgart Neural Network Simulator
- Description of the features of the Unix and X11 based simulator, information about how to obtain the SNNS sources and an online user manual.
- http://www-ra.informatik.uni-tuebingen.de/SNNS/

Lightweight Neural Network++
- Free software project. Implements a general feed forward neural network and some training techniques.
- http://lwneuralnetplus.sourceforge.net/

NeuroMine
- Neural network COM+ components and development environment for forecasting and data analysis. Supports several algorithms. Trial version is available.
- http://www.neuromine.com/

Neuromat
- Model Manager for development of bayesian neural networks.
- http://www.neuromat.com

Java library
- Open source Java implementation of feed-forward neural nets: multi-layer perceptrons, generalized and modular feed-forward networks.
- http://aydingurel.brinkster.net/neural

Tradecision
- Neural network software for technical analysis and stock market trading. Demo is available.
- http://www.tradecision.com/

NeuroSolutions
- Icon-based neural network development software. Supports several types of networks and training algorithms. Trial version is available.
- http://www.neurosolutions.com

FANN
- Neural network library implemented in ANSI C. Creates multilayer feedforward networks with support for both fully connected and sparse connected networks. Supports execution in fixed point, for fast execution on systems like the iPAQ.
- http://fann.sourceforge.net

Penguinwerks
- Open source neural network library to create multi-layer perceptrons. Written in C#.
- http://www.penguinwerks.com

Neural Networks at your Fingertips
- Neural network simulators for eight different network architectures with embedded example applications coded in portable ANSI C.
- http://www.neural-networks-at-your-fingertips.com/

Neurak
- A freeware environment for development and application of artificial neural networks.
- http://www.gameroom.com/quaternions/

Simbrain
- A free java-based neural network simulation kit.
- http://simbrain.sourceforge.net

EasyNN
- Neural network software for Windows with numeric, text and image functions.
- http://www.easynn.com

Joone
- Java Object Oriented Neural Engine is a free java neural net framework. Can be extended writing new modules.
- http://www.jooneworld.com

NeuroXL
- MS Excel add-ins based on neural networks. Designed for predicting, classification and financial forecasting.
- http://www.neuroxl.com

Annie
- Open-source neural network library for C++ (Windows and Linux). Support for MLP, RBF and Hopfield networks. Interfaces with Matlab's Neural Network Toolbox.
- http://annie.sourceforge.net

LTF-Cimulator
- LTF-C neural networks simulator for solving classification problems.
- http://rainbow.mimuw.edu.pl/~mwojnar/ltfcim/

Alyuda NeuroIntelligence
- Neural network software and Excel add-ins for forecasting and data analysis. Supports several algorithms. Trial versions are available.
- http://www.alyuda.com/

ECANSE
- Provides a development environment for the design, simulation and testing of neural networks and their applications up to the production of an optimized software solution.
- http://www.siemens.at/ecanse/

Pythia
- Software for simulation of back propagation neural networks. Evaluation version available.
- http://www.runtime.org/pythia.htm

Genesis
- A platform for simulating complex neural systems.
- http://www.genesis-sim.org/GENESIS/

NeuroDesigner
- A family of Java based computer products for neural network applications.
- http://www.neurodesigner.com

NeuroBox
- An opensource .NET OOP library project written in C# to generate, propagate and train complex neural feedforward networks.
- http://www.cdrnet.net/projects/neuro/

N.A.R.I.A.
- An open project about simulating human-like intelligence with the help of neural networks.
- http://naria.karasuma.net

Cobalt A.I.
- Provides programming tools for rapid application development of artificial intelligence systems.
- http://www.cobaltai.com/

The Neural Simulation Language
- A simulation system for modeling large-scale general neural networks.
- http://www.neuralsimulationlanguage.org

Amygdala
- Open-source software for simulating spiking neural networks, written in C++.
- http://amygdala.sourceforge.net/

NeuralWorks
- Professional II/PLUS is a comprehensive neural network development environment. Available for Windows and Unix. Predict is a neural network tool for solving prediction and classification problems. Available for Unix or as an Excel add-in for Windows.
- http://www.neuralware.com/products.jsp

Neural Network Leaves Recognition
- A neural network based system to recognize leaves written in Java. A Java-Applet is also available.
- http://damato.light-speed.de/lrecog/

Torch
- A library of state-of-the-art machine learning algorithms. Licensed under the GPL, and designed for Unix and Linux environments.
- http://www.torch.ch

Tiberius
- Neural network for classification and regression problems. Supports ODBC and Excel.
- http://www.philbrierley.com

Tom-ato's OCR
- Showcases a java applet designed to recognize hand printed digits using a neural network. Digits can be drawn using the mouse and recognized by the applet in the browser.
- http://www.thomastannahill.com/tom-ato/toc2.html

PDP++
- A neural-network simulation system based on C++. This is the next generation of the PDP software originally released with McClelland and Rumelhart's PDP book.
- http://www.cnbc.cmu.edu/PDP++/PDP++.html

DELVE
- A standard environment for evaluating the performance of learning methods. Includes a number of datasets and an archive of learning methods.
- http://www.cs.toronto.edu/~delve/

Xerion
- Neural network simulator based on C and Tcl. Made up of C libraries to build networks, and pre-built simulators.
- http://www.cs.toronto.edu/~xerion/

Neural Network Toolbox for MATLAB
- An environment for neural network research, design, and simulation within MATLAB.
- http://www.mathworks.com/products/neuralnet/

Netlab
- A library of MATLAB functions for simulating neural network algorithms based on the book Neural Networks for Pattern Recognition by Chris Bishop.
- http://www.ncrg.aston.ac.uk/netlab/

NNSYSID Toolbox
- A set of MATLAB tools for neural network based identification of nonlinear dynamic systems.
- http://kalman.iau.dtu.dk/research/control/nnsysid.html