COIN-OR Projects

This page gives links to the web pages for all COIN-OR projects. An alphabetical list follows the categorical list below.

Projects by category:

Developer tools

BuildTools: COIN-OR Unix developer tools and documentation, tools for managing configuration and compilation of various COIN-OR projects under Linux, Unix, and Cygwin
CoinBazaar: The COIN-OR Bazaar, small examples and extensions of COIN-OR projects
CoinBinary: COIN-OR Binary Distributions, pre-compiled binary distributions of COIN-OR projects
CoinWeb: COIN-OR Web Services, COIN-OR Web pages, Subversion, Trac, etc.
Coopr: A COmmon Optimization Python Repository , the Coopr software project integrates a variety of Python optimization-related packages. Coopr supports a diverse set of optimization capabilities that can be used formulate and analyze optimization applications.
TestTools: TestTools, Python scripts to automatically download, configure, build, test, and install COIN-OR projects

Documentation

CoinEasy: New user information and support, CoinEasy is designed for new users of COIN-OR. The objective is to make it easy to use COIN-OR projects. Different users have different objectives and we provide information on how to get up and running easily depending upon objective.

Graphs

CGC: COIN-OR Graph Classes, a collection of network representations and algorithms
LEMON: Library of Efficient Models and Optimization in Networks, a C++ template library aimed at combinatorial optimization tasks, especially those working with graphs and networks.

Interfaces

AIMMSlinks: AIMMS/COIN-OR Links, links between the modeling language AIMMS and solvers that are hosted at COIN-OR
CMPL: Coliop / Coin Mathematical Programming Language, a mathematical programming language and a system for modelling
CoinMP: CoinMP, a lightweight API and DLL for CLP, CBC, and CGL
GAMSlinks: GAMS/COIN-OR Links, links between GAMS (General Algebraic Modeling System) and solvers that are hosted at COIN-OR
NLPAPI: Nonlinear Programming API, a subroutine interface for defining and solving nonlinear programming problems
OS: Optimization Services, standards for representing optimization instances, results, solver options, and communication between clients and solvers in a distributed environment using Web Services
OSI: Open Solver Interface, a uniform API for calling embedded linear and mixed-integer programming solvers
PuLP: Python library for modeling linear and integer programs, Python library for modeling linear and integer programs
SMI: Stochastic Modeling Interface, for optimization under uncertainty

Metaheuristics

Djinni: Djinni, a templatized C++ framework with Python bindings for heuristic search
METSlib: METSlib, an object oriented metaheuristics optimization framework and toolkit in C++
OTS: Open Tabu Search, a framework for constructing tabu search algorithms

Modeling systems

AIMMSlinks: AIMMS/COIN-OR Links, links between the modeling language AIMMS and solvers that are hosted at COIN-OR
CMPL: Coliop / Coin Mathematical Programming Language, a mathematical programming language and a system for modelling
Coopr: A COmmon Optimization Python Repository , the Coopr software project integrates a variety of Python optimization-related packages. Coopr supports a diverse set of optimization capabilities that can be used formulate and analyze optimization applications.
FLOPC++: FLOPC++, an algebraic modeling language embedded in C++
GAMSlinks: GAMS/COIN-OR Links, links between GAMS (General Algebraic Modeling System) and solvers that are hosted at COIN-OR
OS: Optimization Services, standards for representing optimization instances, results, solver options, and communication between clients and solvers in a distributed environment using Web Services
PuLP: Python library for modeling linear and integer programs, Python library for modeling linear and integer programs
ROSE: Reformulation-Optimization Software Engine, software for performing symbolic reformulations to Mathematical Programs (MP)

Optimization convex non-differentiable

OBOE: Oracle Based Optimization Engine, optimization of convex problems with user-supplied methods delivering key first order information (like support to the feasible set, support to the objective function)

Optimization deterministic linear continuous

CLP: COIN-OR LP, a simplex solver
CoinMP: CoinMP, a lightweight API and DLL for CLP, CBC, and CGL
DyLP: Dynamic LP, an implementation of the dynamic simplex methods
FLOPC++: FLOPC++, an algebraic modeling language embedded in C++
OSI: Open Solver Interface, a uniform API for calling embedded linear and mixed-integer programming solvers
VOL: Volume Algorithm, a subgradient algorithm that also computes approximate primal solutions

Optimization deterministic linear discrete

ABACUS: A Branch-And-CUt System, an LP-based branch-and-cut framework
BCP: Branch-Cut-Price Framework, a framework for constructing parallel branch-cut-price algorithms for mixed-integer linear programs
CBC: COIN-OR Branch and Cut, an LP-based branch-and-cut library
CGL: Cut Generator Library, a library of cutting-plane generators
CHiPPS: COIN-OR High Performance Parallel Search Framework, a framework for constructing parallel tree search algorithms (includes an LP-based branch-cut-price implementation)
DIP: Decomposition in Integer Programming , a framework for implementing a variety of decomposition-based branch-and-bound algorithms for solving mixed integer linear programs
KSP: K Shortest Paths, algorithms for K shortest paths
SYMPHONY: SYMPHONY, a callable library for solving mixed-integer linear programs
VRPH: VRP Heuristics, a library of heuristics for generating solutions to variants of the vehicle routing problem

Optimization deterministic nonlinear

DFO: Derivative-Free Optimization, a package for solving general nonlinear optimization problems when derivatives are unavailable
filterSD: Subroutines for nonlinear optimization, a library for nonlinear optimization written in Fortran
Ipopt: Interior-Point Optimizer, for general large-scale nonlinear optimization
MOCHA: Matroid Optimization: Combinatorial Heuristics and Algorithms, heuristics and algorithms for multicriteria matroid optimization
NLPAPI: Nonlinear Programming API, a subroutine interface for defining and solving nonlinear programming problems
OptiML: Optimization for Machine learning, interior point, active set method and parametric solvers for support vector machines, solver for the sparse inverse covariance problem

Optimization deterministic nonlinear discrete

Bonmin: Basic Open-source Nonlinear Mixed INteger programming, an experimental open-source C++ code for solving general MINLP (Mixed Integer NonLinear Programming) problems
Couenne: Couenne, a branch-and-bound algorithm for mixed integer nonlinear programming problems
LaGO: Lagrangian Global Optimizer, for the global optimization of nonconvex mixed-integer nonlinear programs

Optimization deterministic semidefinite continuous

CSDP: CSDP, an interior-point method for semidefinite programming

Optimization stochastic

Coopr: A COmmon Optimization Python Repository , the Coopr software project integrates a variety of Python optimization-related packages. Coopr supports a diverse set of optimization capabilities that can be used formulate and analyze optimization applications.
SMI: Stochastic Modeling Interface, for optimization under uncertainty

Optimization utility

ADOL-C: ADOL-C, package for the automatic differentiation of C and C++ programs
CHiPPS: COIN-OR High Performance Parallel Search Framework, a framework for constructing parallel tree search algorithms (includes an LP-based branch-cut-price implementation)
CoinBazaar: The COIN-OR Bazaar, small examples and extensions of COIN-OR projects
CoinUtils: COIN-OR utilities, utilities, data structures, and linear algebra methods for COIN-OR projects
Coopr: A COmmon Optimization Python Repository , the Coopr software project integrates a variety of Python optimization-related packages. Coopr supports a diverse set of optimization capabilities that can be used formulate and analyze optimization applications.
CppAD: CppAD, a tool for differentiation of C++ functions
LEMON: Library of Efficient Models and Optimization in Networks, a C++ template library aimed at combinatorial optimization tasks, especially those working with graphs and networks.
OS: Optimization Services, standards for representing optimization instances, results, solver options, and communication between clients and solvers in a distributed environment using Web Services
PFunc: Parallel Functions, a lightweight and portable library that provides C and C++ APIs to express task parallelism
ROSE: Reformulation-Optimization Software Engine, software for performing symbolic reformulations to Mathematical Programs (MP)

Web services

OS: Optimization Services, standards for representing optimization instances, results, solver options, and communication between clients and solvers in a distributed environment using Web Services

Projects alphabetically:

ABACUS: A Branch-And-CUt System, an LP-based branch-and-cut framework
ADOL-C: ADOL-C, package for the automatic differentiation of C and C++ programs
AIMMSlinks: AIMMS/COIN-OR Links, links between the modeling language AIMMS and solvers that are hosted at COIN-OR
BCP: Branch-Cut-Price Framework, a framework for constructing parallel branch-cut-price algorithms for mixed-integer linear programs
Bonmin: Basic Open-source Nonlinear Mixed INteger programming, an experimental open-source C++ code for solving general MINLP (Mixed Integer NonLinear Programming) problems
BuildTools: COIN-OR Unix developer tools and documentation, tools for managing configuration and compilation of various COIN-OR projects under Linux, Unix, and Cygwin
CBC: COIN-OR Branch and Cut, an LP-based branch-and-cut library
CGC: COIN-OR Graph Classes, a collection of network representations and algorithms
CGL: Cut Generator Library, a library of cutting-plane generators
CHiPPS: COIN-OR High Performance Parallel Search Framework, a framework for constructing parallel tree search algorithms (includes an LP-based branch-cut-price implementation)
CLP: COIN-OR LP, a simplex solver
CMPL: Coliop / Coin Mathematical Programming Language, a mathematical programming language and a system for modelling
CoinBazaar: The COIN-OR Bazaar, small examples and extensions of COIN-OR projects
CoinBinary: COIN-OR Binary Distributions, pre-compiled binary distributions of COIN-OR projects
CoinEasy: New user information and support, CoinEasy is designed for new users of COIN-OR. The objective is to make it easy to use COIN-OR projects. Different users have different objectives and we provide information on how to get up and running easily depending upon objective.
CoinMP: CoinMP, a lightweight API and DLL for CLP, CBC, and CGL
CoinUtils: COIN-OR utilities, utilities, data structures, and linear algebra methods for COIN-OR projects
CoinWeb: COIN-OR Web Services, COIN-OR Web pages, Subversion, Trac, etc.
Coopr: A COmmon Optimization Python Repository , the Coopr software project integrates a variety of Python optimization-related packages. Coopr supports a diverse set of optimization capabilities that can be used formulate and analyze optimization applications.
Couenne: Couenne, a branch-and-bound algorithm for mixed integer nonlinear programming problems
CppAD: CppAD, a tool for differentiation of C++ functions
CSDP: CSDP, an interior-point method for semidefinite programming
DFO: Derivative-Free Optimization, a package for solving general nonlinear optimization problems when derivatives are unavailable
DIP: Decomposition in Integer Programming , a framework for implementing a variety of decomposition-based branch-and-bound algorithms for solving mixed integer linear programs
Djinni: Djinni, a templatized C++ framework with Python bindings for heuristic search
DyLP: Dynamic LP, an implementation of the dynamic simplex methods
filterSD: Subroutines for nonlinear optimization, a library for nonlinear optimization written in Fortran
FLOPC++: FLOPC++, an algebraic modeling language embedded in C++
GAMSlinks: GAMS/COIN-OR Links, links between GAMS (General Algebraic Modeling System) and solvers that are hosted at COIN-OR
Ipopt: Interior-Point Optimizer, for general large-scale nonlinear optimization
KSP: K Shortest Paths, algorithms for K shortest paths
LaGO: Lagrangian Global Optimizer, for the global optimization of nonconvex mixed-integer nonlinear programs
LEMON: Library of Efficient Models and Optimization in Networks, a C++ template library aimed at combinatorial optimization tasks, especially those working with graphs and networks.
METSlib: METSlib, an object oriented metaheuristics optimization framework and toolkit in C++
MOCHA: Matroid Optimization: Combinatorial Heuristics and Algorithms, heuristics and algorithms for multicriteria matroid optimization
NLPAPI: Nonlinear Programming API, a subroutine interface for defining and solving nonlinear programming problems
OBOE: Oracle Based Optimization Engine, optimization of convex problems with user-supplied methods delivering key first order information (like support to the feasible set, support to the objective function)
OptiML: Optimization for Machine learning, interior point, active set method and parametric solvers for support vector machines, solver for the sparse inverse covariance problem
OS: Optimization Services, standards for representing optimization instances, results, solver options, and communication between clients and solvers in a distributed environment using Web Services
OSI: Open Solver Interface, a uniform API for calling embedded linear and mixed-integer programming solvers
OTS: Open Tabu Search, a framework for constructing tabu search algorithms
PFunc: Parallel Functions, a lightweight and portable library that provides C and C++ APIs to express task parallelism
PuLP: Python library for modeling linear and integer programs, Python library for modeling linear and integer programs
ROSE: Reformulation-Optimization Software Engine, software for performing symbolic reformulations to Mathematical Programs (MP)
SMI: Stochastic Modeling Interface, for optimization under uncertainty
SYMPHONY: SYMPHONY, a callable library for solving mixed-integer linear programs
TestTools: TestTools, Python scripts to automatically download, configure, build, test, and install COIN-OR projects
VOL: Volume Algorithm, a subgradient algorithm that also computes approximate primal solutions
VRPH: VRP Heuristics, a library of heuristics for generating solutions to variants of the vehicle routing problem