Skip to content

@coin-or COIN-OR Foundation

Change the repository type filter

All

    Repositories list

    80 repositories

    • HiGHS

      Public
      A mirror of the HiGHS LP solver repository. Do not open pull-requests here.
      C++
      •
      MIT License
      •238•4•0•0•Updated Aug 1, 2025Aug 1, 2025

    • pulp

      Public
      A python Linear Programming API
      mippythonsolverconstraintspulp
      Python
      •
      Other
      •414•2.3k•81•9•Updated Aug 1, 2025Aug 1, 2025

    • Cbc

      Public
      COIN-OR Branch-and-Cut solver
      C++
      •
      Other
      •123•919•153•1•Updated Jul 30, 2025Jul 30, 2025

    • Ipopt

      Public
      COIN-OR Interior Point Optimizer IPOPT
      C++
      •
      Eclipse Public License 2.0
      •293•1.6k•5•2•Updated Jul 30, 2025Jul 30, 2025

    • CoinUtils

      Public
      COIN-OR Utilities
      C++
      •
      Other
      •42•49•24•3•Updated Jul 29, 2025Jul 29, 2025

    • ADOL-C

      Public
      A Package for Automatic Differentiation of Algorithms Written in C/C++
      C++
      •
      Other
      •37•159•52•8•Updated Jul 26, 2025Jul 26, 2025

    • coinbrew

      Public
      COIN-OR build and installation script
      Shell
      •15•34•10•1•Updated Jul 25, 2025Jul 25, 2025

    • Cgl

      Public
      Cut Generator Library
      C++
      •
      Other
      •17•26•15•3•Updated Jul 24, 2025Jul 24, 2025

    • Dip

      Public
      DIP is a decomposition-based solver framework for mixed integer linear programs.
      C++
      •
      Eclipse Public License 1.0
      •8•19•80•0•Updated Jul 23, 2025Jul 23, 2025

    • CHiPPS-BiCePS

      Public
      This is the Branch, Constrain, and Price Software (BiCePS), a layer of the COIN-OR High Performance Parallel Search framework supporting the implementation of relaxation-based optimization algorithms.
      Shell
      •
      Eclipse Public License 1.0
      •5•8•5•0•Updated Jul 21, 2025Jul 21, 2025

    • Clp

      Public
      COIN-OR Linear Programming Solver
      C++
      •
      Other
      •90•454•41•3•Updated Jul 17, 2025Jul 17, 2025

    • Osi

      Public
      Open Solver Interface
      C++
      •
      Other
      •42•57•17•2•Updated Jul 17, 2025Jul 17, 2025

    • CHiPPS-ALPS

      Public
      This is the Abstract Library for Parallel Search (ALPS), the abstract base layer of the COIN-OR High Performance Parallel Search framework.
      C++
      •
      Eclipse Public License 1.0
      •8•11•11•0•Updated Jul 17, 2025Jul 17, 2025

    • CHiPPS-BLIS

      Public
      This is the BiCePS Linear Integer Solver (BLIS), a parallel solver for mixed integer linear programs that is implemented on top of the BiCePS layer of the CHiPPS framework.
      C++
      •
      Eclipse Public License 1.0
      •6•8•2•0•Updated Jul 17, 2025Jul 17, 2025

    • MibS

      Public
      A solver for mixed integer bilevel programs
      JetBrains MPS
      •
      Other
      •19•53•5•3•Updated Jul 17, 2025Jul 17, 2025

    • SYMPHONY

      Public
      SYMPHONY is an open-source solver, callable library, and development framework for mixed-integer linear programs (MILPs) written in C with a number of unique features
      C
      •
      Other
      •18•71•67•0•Updated Jul 17, 2025Jul 17, 2025

    • SHOT

      Public
      A solver for mixed-integer nonlinear optimization problems
      optimizationglobal-optimizationoptimization-methodsoptimization-librarysolverminlp
      C++
      •
      Eclipse Public License 2.0
      •27•121•9•2•Updated Jul 16, 2025Jul 16, 2025

    • minotaur

      Public
      Minotaur Toolkit for Mixed-Integer Nonlinear Optimization
      open-sourcenonlinear-optimizationoptimization-algorithmscombinatorial-optimizationmixed-integer-programminginteger-optimization
      C++
      •
      Other
      •23•78•25•0•Updated Jul 11, 2025Jul 11, 2025

    • cuopt

      Public
      This is a mirror of the NVIDIA cuOpt project. Please do not open PRs here.
      Cuda
      •
      Apache License 2.0
      •53•9•0•0•Updated Jul 10, 2025Jul 10, 2025

    • CyLP

      Public
      A Python interface to CLP, CBC, and CGL to solve LPs and MIPs.
      JetBrains MPS
      •
      Other
      •70•187•60•3•Updated Jul 1, 2025Jul 1, 2025

    • CppAD

      Public
      A C++ Algorithmic Differentiation Package: Home Page
      C++
      •
      Other
      •104•524•7•2•Updated Jun 23, 2025Jun 23, 2025

    • pyomo

      Public
      An object-oriented algebraic modeling language in Python for structured optimization problems. This is a mirror, do not open pull requests here.
      Python
      •
      Other
      •548•0•0•0•Updated May 7, 2025May 7, 2025

    • GiMPy

      Public
      A graph library containing pure Python implementations of a variety of graph algorithms
      Python
      •
      Eclipse Public License 1.0
      •12•34•1•0•Updated Apr 21, 2025Apr 21, 2025

    • rbfopt

      Public
      RBFOpt library for black-box optimization
      Python
      •
      Other
      •33•192•1•0•Updated Mar 30, 2025Mar 30, 2025

    • prtpy

      Public
      Number partitioning in Python
      Python
      •
      MIT License
      •22•51•1•1•Updated Mar 17, 2025Mar 17, 2025

    • qpOASES

      Public
      Open-source C++ implementation of the recently proposed online active set strategy
      C++
      •
      GNU Lesser General Public License v2.1
      •142•472•79•2•Updated Feb 5, 2025Feb 5, 2025

    • clp-spreadsheet-solver

      Public
      Representing, solving, and visualizing Container Loading Problems, also known as 3D bin packing problems
      Eclipse Public License 2.0
      •1•2•0•0•Updated Jan 2, 2025Jan 2, 2025

    • Sonnet

      Public
      A wrapper for COIN-OR mixed integer linear programming via OSI to Microsoft .NET
      C#
      •
      Other
      •10•13•0•0•Updated Dec 26, 2024Dec 26, 2024

    • jorlib

      Public
      Java Operations Research Library
      Java
      •
      GNU Lesser General Public License v2.1
      •37•69•13•5•Updated Dec 19, 2024Dec 19, 2024

    • python-mip

      Public
      Python-MIP: collection of Python tools for the modeling and solution of Mixed-Integer Linear programs
      optimizationmodelinglinear-programmingoptimization-toolsoptimization-algorithmsoptimization-frameworkmipinteger-programming
      Python
      •
      Eclipse Public License 2.0
      •98•568•103•8•Updated Dec 5, 2024Dec 5, 2024