COIN-OR Foundation

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80 repositories

HiGHS
Public
A mirror of the HiGHS LP solver repository. Do not open pull-requests here.
C++
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MIT License
•268•4•0•0•Updated Nov 26, 2025Nov 26, 2025
ADOL-C
Public
A Package for Automatic Differentiation of Algorithms Written in C/C++
C++
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Other
•37•168•53•8•Updated Nov 25, 2025Nov 25, 2025
pulp
Public
A python Linear Programming API
python solver constraints pulp mip
Python
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Other
•425•2.4k•84•12•Updated Nov 24, 2025Nov 24, 2025
Cbc
Public
COIN-OR Branch-and-Cut solver
C++
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Other
•132•954•156•2•Updated Nov 16, 2025Nov 16, 2025
Clp
Public
COIN-OR Linear Programming Solver
C++
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Other
•91•474•41•3•Updated Nov 6, 2025Nov 6, 2025
minotaur
Public
Minotaur Toolkit for Mixed-Integer Nonlinear Optimization
open-source nonlinear-optimization optimization-algorithms combinatorial-optimization mixed-integer-programming integer-optimization
C++
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Other
•25•80•25•0•Updated Nov 6, 2025Nov 6, 2025
CoinUtils
Public
COIN-OR Utilities
C++
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Other
•44•49•24•3•Updated Nov 4, 2025Nov 4, 2025
Cgl
Public
Cut Generator Library
C++
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Other
•18•26•16•3•Updated Oct 25, 2025Oct 25, 2025
cuopt
Public
This is a mirror of the NVIDIA cuOpt project. Please do not open PRs here.
Cuda
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Apache License 2.0
•92•10•0•0•Updated Oct 24, 2025Oct 24, 2025
GAMSlinks
Public
Links between GAMS (General Algebraic Modeling System) and solvers
C++
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Other
•3•13•0•0•Updated Oct 21, 2025Oct 21, 2025
Gravity
Public
Mathematical Modeling for Optimization and Machine Learning
machine-learning optimization-tools modeling-tool
C++
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BSD 3-Clause "New" or "Revised" License
•31•156•0•0•Updated Oct 2, 2025Oct 2, 2025
Ipopt
Public
COIN-OR Interior Point Optimizer IPOPT
C++
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Eclipse Public License 2.0
•301•1.7k•4•4•Updated Sep 30, 2025Sep 30, 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
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Other
•19•72•68•1•Updated Sep 25, 2025Sep 25, 2025
qpOASES
Public
Open-source C++ implementation of the recently proposed online active set strategy
C++
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GNU Lesser General Public License v2.1
•145•496•79•1•Updated Sep 17, 2025Sep 17, 2025
coinbrew
Public
COIN-OR build and installation script
Shell
•15•34•10•1•Updated Sep 3, 2025Sep 3, 2025
python-mip
Public
Python-MIP: collection of Python tools for the modeling and solution of Mixed-Integer Linear programs
optimization modeling linear-programming optimization-tools optimization-algorithms optimization-framework mip integer-programming
Linear Programming
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Eclipse Public License 2.0
•101•578•105•8•Updated Aug 27, 2025Aug 27, 2025
Osi
Public
Open Solver Interface
C++
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Other
•43•60•17•2•Updated Aug 22, 2025Aug 22, 2025
SHOT
Public
A solver for mixed-integer nonlinear optimization problems
optimization solver minlp global-optimization optimization-methods optimization-library
C++
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Eclipse Public License 2.0
•26•127•9•2•Updated Aug 13, 2025Aug 13, 2025
prtpy
Public
Number partitioning in Python
Python
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MIT License
•22•53•1•0•Updated Aug 8, 2025Aug 8, 2025
clp-spreadsheet-solver
Public
Representing, solving, and visualizing Container Loading Problems, also known as 3D bin packing problems. Also contains BPP Spreadsheet Solver, a 2D Bin Packing Problem solver.
Eclipse Public License 2.0
•2•3•0•0•Updated Aug 7, 2025Aug 7, 2025
Dip
Public
DIP is a decomposition-based solver framework for mixed integer linear programs.
C++
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Eclipse Public License 1.0
•8•20•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
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Eclipse Public License 1.0
•5•8•5•0•Updated Jul 21, 2025Jul 21, 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++
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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++
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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
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Other
•19•56•6•3•Updated Jul 17, 2025Jul 17, 2025
CyLP
Public
A Python interface to CLP, CBC, and CGL to solve LPs and MIPs.
JetBrains MPS
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Other
•70•192•60•4•Updated Jul 1, 2025Jul 1, 2025
CppAD
Public
A C++ Algorithmic Differentiation Package: Home Page
C++
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Other
•105•543•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
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Other
•561•1•0•0•Updated May 7, 2025May 7, 2025
GiMPy
Public
A graph library containing pure Python implementations of a variety of graph algorithms
Python
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Eclipse Public License 1.0
•12•34•1•0•Updated Apr 21, 2025Apr 21, 2025
rbfopt
Public
RBFOpt library for black-box optimization
Python
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Other
•32•195•1•0•Updated Mar 30, 2025Mar 30, 2025