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operations-research

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Here are 2,664 public repositories matching this topic...

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All 2,664 Python 1,445 Jupyter Notebook 384 C++ 103 HTML 99 TypeScript 62 Java 57 JavaScript 55 Rust 36 MATLAB 34 R 33
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google / or-tools

Star 14.4k

Google's Operations Research tools:

optimization linear-programming operations-research combinatorial-optimization or-tools
  • Updated Nov 12, 2026
  • C++

Thinklab-SJTU / awesome-ml4co

Star 2.2k

Awesome machine learning for combinatorial optimization papers.

machine-learning operations-research combinatorial-optimization paper-list
  • Updated Nov 7, 2026
  • Python
timefold-solver

TimefoldAI / timefold-solver

Star 1.9k

The open source Solver AI for Java and Kotlin to optimize scheduling and routing. Solve the vehicle routing problem, employee rostering, task assignment, maintenance scheduling and other planning problems.

kotlin java ai solver artificial-intelligence vehicle-routing-problem vrp constraint-programming constraint-solver operations-research optimization-algorithms resource-allocation cvrp planning-algorithms employee-scheduling vrptw solver-library vehicle-routing maintenance-scheduling
  • Updated Nov 11, 2026
  • Java
maro

microsoft / maro

Star 925

Multi-Agent Resource Optimization (MARO) platform is an instance of Reinforcement Learning as a Service (RaaS) for real-world resource optimization problems.

agent docker finance simulator reinforcement-learning transportation multi-agent raas inventory-management logistics operations-research rl-algorithms citi-bike multi-agent-reinforcement-learning resource-optimization maro
  • Updated Apr 24, 2025
  • Python

ai4co / rl4co

Star 922

A PyTorch library for all things Reinforcement Learning (RL) for Combinatorial Optimization (CO)

benchmark reinforcement-learning scheduling hydra attention vehicle-routing-problem tsp operations-research cvrp combinatorial-optimization attention-model neural-combinatorial-optimization electronic-design-automation pytorch-lightning torchrl tensordict
  • Updated Sep 14, 2026
  • Python

d-krupke / cpsat-primer

Sponsor
Star 837

The CP-SAT Primer: Using and Understanding Google OR-Tools' CP-SAT Solver

optimization operations-research ortools combinatorial-optimization cp-sat
  • Updated Nov 7, 2026
  • Jupyter Notebook

ebrahimpichka / awesome-optimization

Star 756

A curated list of mathematical optimization courses, lectures, books, notes, libraries, frameworks and software.

awesome optimization linear-programming awesome-list operations-research mathematical-modelling convex-optimization integer-programming discrete-optimization combinatorial-optimization stochastic-optimization linear-optimization mathematical-programming integer-linear-programming mathematical-optimization
  • Updated Oct 19, 2026
PyVRP

PyVRP / PyVRP

Sponsor
Star 733

Open-source, state-of-the-art vehicle routing problem solver in an easy-to-use Python package.

python cpp optimization vehicle-routing-problem vrp logistics operations-research time-windows orienteering route-optimization pickup-delivery multi-depot rich-vrp
  • Updated Nov 10, 2026
  • Python
ALNS

N-Wouda / ALNS

Star 667

Adaptive large neighbourhood search (and more!) in Python.

python vehicle-routing-problem vrp tsp operations-research metaheuristic adaptive-large-neighbourhood-search travelling-salesman-problem flow-shop scheduling-problem alns rcpsp cutting-stock-problem
  • Updated Feb 25, 2025
  • Python
timefold-quickstarts

TimefoldAI / timefold-quickstarts

Star 608

Get started with Timefold quickstarts here. Optimize the vehicle routing problem, employee rostering, task assignment, maintenance scheduling and other planning problems.

kotlin java spring-boot gradle maven artificial-intelligence vehicle-routing-problem constraint-programming operations-research optimization-library resource-allocation cvrp planning-algorithms employee-scheduling vrptw quarkus job-shop-scheduling maintenance-scheduling
  • Updated Nov 11, 2026
  • Java

optimatika / ojAlgo

Sponsor
Star 517

Pure Java LP, QP and MIP solvers plus fast linear algebra. Zero dependencies, MIT licensed. Mathematical optimization and linear algebra for the JVM.

java math optimization linear-algebra linear-programming matrix-multiplication milp linear-algebra-library operations-research solvers quadratic-programming convex-optimization sparse-matrix-library mixed-integer-programming pure-java mathematical-programming lp-solver mathematical-optimization least-squares-optimization
  • Updated Nov 11, 2026
  • Java

NVIDIA / cuopt-examples

Star 472

NVIDIA cuOpt examples for decision optimization

gpu optimization linear-programming vehicle-routing-problem operations-research optimization-algorithms combinatorial-optimization mixed-integer-programming route-optimization traveling-salesman-problem
  • Updated Oct 28, 2026
  • Jupyter Notebook

hubbs5 / or-gym

Star 457

Environments for OR and RL Research

reinforcement-learning optimization supply-chain deep-reinforcement-learning vehicle-routing-problem operations-research supply-chain-management
  • Updated Oct 12, 2023
  • Python
sparrow

JeroenGar / sparrow

Sponsor
Star 440

State-of-the-art nesting for 2D irregular strip packing

optimization computational-geometry textile cnc local-search cutting-stock operations-research packing 2d-nesting garment laser-cutting strip-packing woodwork sheet-metal material-optimization nesting-software true-shape fabric-cutting
  • Updated Nov 12, 2026
  • Rust

apache / incubator-kie-optaplanner-quickstarts

Star 335

OptaPlanner quick starts for AI optimization: many use cases shown in many different technologies.

kotlin java spring-boot gradle maven solver artificial-intelligence constraint-solver operations-research optimization-algorithms mathematical-optimization quarkus
  • Updated May 15, 2026
  • Java

KevinFasusi / supplychainpy

Star 332

Supplychainpy is a Python library for supply chain analysis, modelling and simulation. The library assists a workflow that is reliant on Excel and VBA.

python flask supply-chain forecasting monte-carlo-simulation analyst logistics operations-research
  • Updated Aug 20, 2022
  • JavaScript

Cardinal-Operations / ORLM

Star 283

ORLM: Training Large Language Models for Optimization Modeling

operations-research optimization-modeling large-language-models
  • Updated Sep 18, 2025
  • Python

ankane / or-tools-ruby

Star 225

Operations research tools for Ruby

optimization scheduling bin-packing routing vrp tsp operations-research knapsack-problem
  • Updated Oct 27, 2026
  • Ruby

LarrySnyder / stockpyl

Star 185

Python inventory optimization and simulation tools.

optimization supply-chain inventory-management operations-research
  • Updated Jun 10, 2026
  • Python

PyJobShop / PyJobShop

Star 181

Solve production scheduling problems with constraint programming in Python.

optimization scheduling constraint-programming operations-research job-shop flow-shop rcpsp jobshop or-tools job-shop-scheduling cp-sat fjsp flexible-job-shop cp-optimizer psplib
  • Updated Aug 14, 2026
  • Python

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