Download Information
The full source code to the Concorde network optimization
package, as well as executables for various platforms, and a Windows graphical user interface to Concorde's traveling salesman solver are available for academic research use; for other uses,
contact William Cook
for licensing options.
Source Code
The Concorde source code is distributed as a gzipped tar file.
To install the code follow the instructions given in the README and Installation Guide.
Executable Programs
Executable versions of Concorde and Linkern are available for Linux, Solaris, and Windows/Cygwin.
Concorde is the cutting-plane-based exact TSP solver (using the QSopt LP solver)
and Linkern is an implementation of the Chained-Lin-Kernighan heuristic for the TSP.
The executable codes are given as gzipped files.
The Windows/Cygwin codes will run under Windows 98/ME/NT/2000/XP if at least the minimal version of the Cygwin environment is installed.
Graphical User Interface for Windows
The graphical user interface to Concorde's traveling salesman solver is available for Windows 98/ME/NT/2000/XP. Download and execute
concorde installer to install the interface.
Domino-Parity
Source code for domino-parity inequalities written by D. Espinoza and M. Goycoolea is given in the gzipped tarfile DP.
This code will be supported as an add-on in the next release of Concorde.
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