A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

• Agent-Based Computational Economics (ACE). ACE is the computational study of economies modelled as evolving systems of autonomous interacting agents. Resources available at this site include surveys, and annotated syllabus of readings, software, teaching materials, special journal issue information, and pointers to individual researchers and research groups. Maintained by Leigh Tesfatsion. 
• Agent Construction Tools. Extensive listing of commercial, academic and research agent construction tools and agent-based projects.
• AI on the Web. Comprehensive list of 750 AI-related links, including Overview of AI, Intelligent Agents, Search and Game Playing, Logic and Knowledge Representation, Planning, Reasoning with Uncertainty, Machine Learning, Natural Language Processing, Perception and Robotics, Philosophy and the Future, and AI Programming.
• Alife Database. A searchable database of Alife related sites on the Net, automatically gathered by an intelligent search bot. Maintained by Ariel Dolan. Also: HTML version of the Alife Database, and the Parent Alife Database site.
• AIForge. Extensive list of AI/game-programming related links.
• AI Listings at About.com. Very comprehensive and excellently maintained list of AI-related sites. Subjects include cellular a,utomata, cognitive science, data mining, expert systems, fuzzy logic, game AI, genetic algorithms, intelligent agents, and many more. Maintained by Denis Susac.
• Alife 2.0 Online. An excellent ongoing effort at building a web site for the online artificial life community. Many useful resources and links. Maintained by Anthony Liekens.
• Ant Colony Optimization. Ant Colony Optimization (ACO) studies artificial systems that take inspiration from the behavior of real ant colonies and which are used to solve function or combinatorial optimization problems. By Marco Dorigo, IRIDIA, Université Libre de Bruxelles, Belgium.
• Artificial Culture. Experiments in Synthetic Anthropology Computational Anthropology. Edited by Nicholas Gessler.
• Artificial Intelligence: A Modern Approach. One of the leading textbooks on artificial intelligence: definitive, comprehensive, and readable. It is written by by Stuart Russell and Peter Norvig and is used in over 500 schools. This page is maintained by Russell and includes many on-line resources, including software and additional reading material. An on-line index to the text is also available.
• Artificial Intelligence Repository (Generation 5). A useful assortment of information, links, on-line papers and references. By Sam Hsiung, Edward Kao, and James Matthews.
• Artificial Life Encyclopedia. French site, maintained by the Centre for Advanced Learning Technologies (CALT); has many useful resources.
• Artificial-Life Games Homepage. This page contains information about Games developed by the means of ALife techniques. Edited by L. Pagliarini, co-editors D. Parisi, H.H. Lund, O. Miglino, F. Menczer.
• Artificial Life Bibliography of On-line Publications. On-line publications related to artificial life. There are currently over 500 publications available at this site. Maintained by Ezequiel A Di Paolo.
• The Avida Artificial Life Group. Research group focusing on adaptation, evolution of biological complexity, ecology and evolution, and  critical dynamics. Most of the work done by our group is also described in detail (along with many other aspects of Artificial Life) in the book Introduction to Artificial Life by Chris Adami. Site is maintained by Charles Ofria.

B

• Balearics: War, Chaos and Business. This site features articles and presentations on agility and time based competition with a focus on their application to business strategy. The unifying theme comes from maneuver warfare—or more broadly, maneuver conflict—as was described by the late American strategist, Col John R. Boyd, USAF, in Patterns of Conflict. Includes an interesting paper by Linda Beckerman on the Non-linear Dynamics of War and many landmark papers by Col Boyd.
• Biosemiotics. Biosemiotics (bios=life & semion=sign) is an interdisciplinary science that studies communication and signification in living systems. Edited by Alexei Sharov and Jesper Hoffmeyer.
• Bios Group. Bios Group develops flexible software solutions and decision support tools that combine many powerful complexity science-based techniques including agent-based modeling, learning heuristics, multi-objective optimization, data mining, and genetic algorithms. Founded in 1996, Bios Group Inc. was originally a partnership between Stuart Kauffman (author of At Home in The Universe) and the Ernst and Young Center for Business Innovation.
• Boids Page (Craig Reynolds). Online resources related to Boids. Edited by Craig Reynolds. See also Reynolds' Individual-Based Models.
• Braitenberg Vehicles. In the book Vehicles: Experiments in Synthetic Psychology, Valentino Braitenberg describes a series of thought experiments in which ``vehicles'' with simple internal structure behave in unexpectedly complex ways. Edited by John Wiseman.

C

• (CALResCo) Complexity & Artificial Life Research Concept. CALResCo was set up in 1996 to fulfil a perceived need on the Internet to integrate the information about Complex Systems, in all its various guises, and present it in a way useful to both beginners and those already familiar with one or more of the fields. Extremely comprehensive; one of the very best sites! Maintained by Chris Lucas.
• Cellular Automata Software Package. Mirek's Cellebration (MCell) - developed by Mirek Wojtowicz - is one of the most powerful and complete 32-bit Windows CA programs currently available. In addition to this program, Mirek's site also contains a wealth of information on cellular automata.
• Cellular Automata Repository. Contains a large selection of papers, tutorials, bibliographies and a set of public domain software CA packages.
• CERN Document Server (Preprints)
• Clausewitz and Complexity. A growing number of writers have noted the interesting--and useful--congruence between Clausewitz's world-view and that of modern nonlinear science and of Complexity theorists. Because this way of approaching Clausewitz is so different from the traditional military and historical approach, The Clausewitz Homepage has created this separate section devoted to its pursuit. Edited by Chris Bassford.
• CoEvolution of Neural Networks for Control of Pursuit and Evasion. Includes papers and movie samples that illustrate behavior generated by dynamical recurrent neural network controllers co-evolved for pursuit and evasion capabilities in a sensory-motor arms race. Edited by Dave Cliff and Geoffrey F. Miller.
• Complex Adaptive Systems and Artificial Life. Massive (and very well maintained) collection of CAS and AL related conference information, journals, links, tutorials, and software. Edited by Moshe Sipper.
• Complexity Digest. Weekly summary of articles and news related to complexity that appeared in various journals. Edited by G. Mayer-Kress.
• Complexity and Nonlinear Social Systems Home Page. Contains a bibliography of resources, links to related sites, events and calls for papers, and a list and biography of researchers. Edited by Willard Uncapher.
• Complexity International. Refereed on-line complexity journal. Printed copies can be obtained from: IOS Press (The Netherlands)
• Complexity of Cooperation (Robert Axelrod). This archive contains software, documentation, bibliographies, and other resources connected with Robert Axelrod's book The Complexity of Cooperation: Agent-Based Models of Competition and Collaboration.
• Complex Systems Virtual Library. A massive collection of complex systems' links and resources. Can be listed according to topic, resources provided or country. Fully searchable.
• Computer Simulation of Societies. A library of links related to social simulation around the world. This site is maintained by CRESS (Centre for Research on Simulation in the Social Sciences).
• Conway's "Life" Cellular Automata. A Java applet that displays a large collection of patterns in Conway's Game of Life. Edited by Alan Hensel.

D

• Defense Modeling and Simulation Office. See also Conceptual Models of the Mission Space.
• Discrete Dynamics Lab. DDLab is an interactive graphics program for research into the dynamics of finite binary networks, relevant to the study of complexity, emergent phenomena, neural networks, and aspects of theoretical biology such as gene regulatory networks. Edited by Andy Wuensche.

E

• Evolutionary and Adaptive Systems at Cognitive and Computing Sciences (COGS). The School of Cognitive and Computing Sciences (COGS) in the University of Sussex at Brighton is home to one of the world's largest groups of researchers studying artificial evolutionary and adaptive systems. This page gives an overview of some of the work going on in COGS, and includes pointers to more detailed descriptions and relevant publications. Includes a growing list of research papers.
• Evolvable Systems: From Biology to Hardware. Second International Conference, ICES 98, Lausanne, Switzerland, September 1998. Proceedings, edited by M. Sipper, D. Mange, and A. Pérez-Uribe. On-line papers (abstracts and full text, PDF).
• EXCALIBUR. Adaptive Constraint-Based Agents in Artificial Environments. Maintained by by Alexander Nareyek. Project by the German National Research Center for Information Technology Institute for Computer Architecture and Software Technology.

F

• Floys: Social, Territorial Artificial-Life Creatures. Java applets implementing "Floys": Alife creatures that have a social tendency to stick together, and the lifelike emergent behavior which is based on a few simple, local rules.

G

• Game AI Page: Building Artificial Intelligence in Games. A large collection of linkis and resources for building AI in games. Includes archived usenet threads, papers, software and information regarding related net projects. Edited by Steve Woodcock.
• Game Programming Information. A useful gaming AI resource compiled by Amit Patel.
• Game Developer's Resources. Contains information about game development resources, including reviews about almost every aspect of game development, programming, algorithms, design, hardware, books, and artificial intelligence.
• Game Programming Page. Huge link list for many aspects of game development, including computer graphics, computational geometry and mathematics, algorithms and data structures, computer architecture, sound and music, AI and general programming.
• Game Programming Resources and Links. Vast archive of resources for game programming and artificial intelligence source code and algorithms.
• Growing Artificial Societies (Sugarscape). Growing Artificial Societies: Social Science From the Bottom Up is an outgrowth of the 2050 Project, a collaborative effort of The Brookings Institute, The Santa Fe Institute, and The World Resources Institute. Sugarscape is a computer model consisting of a population of autonomous agents and a separate environment in which the agents live. Developed by Josh Epstein and Rob Axtell.

H

• Hypertext Bibliography of Measures of Complexity. On-line bibliography of the philosophical and practical references to the concept and measurement of complexity. Currently contains 386 references. Maintained by Bruce Edmonds.

I

• Illinois Genetic Algorithms Laboratory (IlliGAL). Excellent genetic algorithm resources, inclusing on-line technical reports, applications, courses, books and source code; David E. Goldberg, director.
• InterJournal. An on-line peer-reviewed publication of the New England Complex Systems Institute.
• Internet Ecologies, Xerox Palo Alto; maintained by Hogg and Huberman.

J

• Journal of Artificial Societies and Social Simulation. On-line refereed papers; includes reviews and other resources.

L

• Los Alamos e-Print archive. One of the best automated e-print archives for physics and mathematics research papers.

M

• Machine Learning in Games. Contains resources for machine learning in games, inclusing heuristic search algorithms, neural networks, genetic algorithms, temporal differences, and other methods. Also includes online research papers. Edited by Jay Scott.
• Military Operations Research Society.
• Military Theory and Theorists. On-line texts of Sun-Tzu, Clausewitz, Moltke, and many others.
• Modeling and Simulation Information Analysis Center.
• Multiagent Systems. News and information on multiagent systems research and applications.

N

• Navy Center for Applied Research in Artificial Intelligence (NCARAI). All papers back to 1990 (ftp).
• New England Complex Systems Institute. NECSI is an independent educational and research institution dedicated to advancing the study of complex systems. NECSI was established as a joint effort of faculty of New England academic institutions for the advancement of communication and collaboration outside of institutional and departmental boundaries. Yaneer Bar-Yam is president; he is also the author of one of the best currently available texts on complex systems: Dynamics of Complex Systems.
• NONLINEAR DYNAMICS CHAOTIC DYNAMICAL SYSTEMS
• Numerical Recipes in C. Contains an on-line PDF version of the complete Numerical Recipes in C Book (Teukolsky, Vetterling and Flannery, Cambridge University Press).

P

• PC AI Magazine. Provides comprehensive list of links to AI-related web sites. Includes links to academic, research and commercial sites.
• Primordial Soup Kitchen. A huge gallery of cellular automata related images and movies, as well as links to software research centers. Includes one of the best windows CA simulators available (WinCA). Edited by David Griffeath.
• Principia Cybernetica Web. Part of the Principia Cybernetica Project (PCP), an international organization. The Project aims to develop a complete philosophy or "world-view", based on the principles of evolutionary cybernetics, and supported by collaborative computer technologies. Edited by Francis Heylighen, Cliff Joslyn, and  Valentin Turchin.

Q

• Quantum Computation Archive. Maintained by Tom Toffoli and Zac Walton.

R

• Reinforcement Learning. Archive of reinforcement-learning source code and papers. Maintained by Rich Sutton. Check out the on-line HTML version of the book Reinforcement Learning: An Introduction, by Richard S. Sutton and Andrew G. Barto (MIT Press, Cambridge, MA, 1998).
• Reinforcement Learning and Autonomous Robots. A nice list of sites focusing on RL and autonomous robots. Maintained by Andrés PEREZ-URIBE, Logic Systems Laboratory, Swiss Federal Institute of Technology-Lausanne.

S

• Santa Fe Institute Working Papers. Contains abstracts for all papers dating back to 1992. The abstract documents also can be located by author, key word, or words in the title via the publications search. Electronic versions of many papers are also available.
• Software Agents Group of the MIT Media Lab. Directed by Pattie Maes.
• SourceBank. Provides a comprehensive set of resources on source code and IT resources for the software development community.
• Stephen Wolfram's Papers on Cellular Automata. Stephen Wolfram's landmark 1983 Reviews of Modern Physics paper on the statistical mechanics of CA revitalized interest in CA as tools for exploring the fundamental processes of physics. This site contains on-line versions of all of Wolframs subsequent work with CA.
• The Stony Brook Algorithm Repository. Contains a comprehensive collection of algorithm implementations for over seventy of the most fundamental problems in combinatorial algorithms. Edited by Steve Skiena.
• SWARM. The Swarm Development Group is a not-for-profit organization dedicated to advancing the state-of-the-art in multi agent based simulation through the continued advancement of the Swarm Simulation System and support of the Swarm user community. See also the SWARM Corporation.

T

• The New Science Collection (USMC Library). A glossary of terms and short link list maintained by the Marine Corps University Library.
• Technology for the USN and USMC, 2000-2035 (Volume 9: Modeling and Simulation). This report is part of the nine-volume series entitled Technology for the United States Navy and Marine Corps, 2000-2035: Becoming a 21st-Century Force. The series is the product of an 18-month study requested by the Chief of Naval Operations, who, in a memorandum on November 28, 1995, asked the National Research Council to initiate through its Naval Studies Board a thorough examination of the impact of advancing technology on the form and capability of the naval forces to the year 2035.
• Time Series Data Library. A collection of over 500 time series for research. Maintained by Rob Hyndman.
• "Tierra" Homepage. Contains links to information about the Tierra digital evolution software. The Tierra C source code creates a virtual computer and its Darwinian operating system, whose architecture has been designed in such a way that the executable machine codes are evolvable. Tierra was developed by Tom Ray.

U

• UMBC Agent Web. News and information on agent technology. Includes an excellent introduction (Agents 101) for those new to the field.

V

• Visualization of Complex Dynamical Systems.

Z

• Zooland. Zooland is one of the best collections of Alife resources on the WWW. Maintained by Jörg Heitkötter.