Departments and Research Centers

• CRT and GERAD, University of Montreal
• DIMI, University of Udine
• GSIA, Carnegie Mellon University
• IC-Parc, Imperial College
• La Ricerca Operativa su Internet, links related to Operations Research in Italy
• ORC, MIT
• TUFF, Sweden
• ZIB, Berlin

Operations Research

• Mathematical Programming Glossary Index
• INFORMS OR/MS Resource Collection (formerly Michael Trick's Operations Research Page
• Operations Research and Related Sites

Constraint Programming

• Constraints Archive
• Constraints FAQ
• CLP-related sites, from the IC-Parc ECLⁱPS^e homepage

Crew Scheduling and Rostering

• Crew Scheduling, Rostering and Transportation
• Scheduling and Constraint Management, University of Leeds
• Transport Operations, University of Leeds

Software

• Decision Tree for Optimization Software



• Constraint Programming
  
  
  • ECLⁱPS^e
  • GNU Prolog
  • ILOG Solver
  • Mozart / Oz


• (Integer) Linear Programming
  
  
  • XPress
  • Cplex
  • PCx
  • SoPlex


• Branch-and-Cut-and-Price
  
  
  • ABACUS
  • SYMPHONY

Problem Libraries

• NETLIB test problems for LP
• OR-Library

Communities and Societies

• e-OPTIMIZATION.COMmunity
• INFORMS: Institute for Operations Research and the Management Sciences
• Mathematical Programming Society
• SIAM: Society for Industrial and Applied Mathematics

People

• Michael Trick's OR People page
• People Interested in Constraints, from the Constraints Archive

Conferences, Symposia and Workshops

• Institute for Operations Research and the Management Sciences (INFORMS)
  INFORMS Conferences



• Integer Programming and Combinatorial Optimization (IPCO)



• International Conference and Exhibition on the Practical Application of Constraint Technologies and Logic Programming
  PACLP 00, PACLP 99, PAPPACT 98, PACT 97, PACT 96, PACT 95



• International Conference on Principles and Practice of Constraint Programming (CP)



• International Workshop on Integration of AI and OR Techniques in Constraint Programming for Combinatorial Optimization Problems
  CP-AI-OR 02, CP-AI-OR 01, CP-AI-OR 00, CP-AI-O R 99