A hardware-agnostic SDK for optimization problems: define a problem once, then lower it to any quantum or classical solver

quantum-computing constraint-programming quadratic-programming

• Updated Nov 11, 2026
• Python

OplaPlanner has moved to https://github.com/apache/incubator-kie-drools. This repository is archived. OptaPlanner is an AI constraint solver in Java to optimize the vehicle routing problem, employee rostering, task assignment, maintenance scheduling, conference scheduling and other planning problems.

java optimization scheduling solver artificial-intelligence constraints constraint-programming traveling-salesman local-search simulated-annealing constraint-solver tabu-search branch-and-bound metaheuristics rostering employee-rostering mathematical-optimization

• Updated Jul 14, 2026
• Java

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.

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• Updated Nov 11, 2026
• Java

An open-source Java library for Constraint Programming

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• Updated Nov 11, 2026
• Java

SCIP - Solving Constraint Integer Programs

minlp constraint-programming scip mip integer-programming minlp-solver mip-solver

• Updated Nov 11, 2026
• C

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

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• Updated Nov 11, 2026
• Java

My public programs and models - mostly combinatorial problems and puzzles

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• Updated Nov 27, 2025
• JavaScript

Assembly super-optimization via constraint solving

assembly-language constraint-programming post-quantum-cryptography cryptography-tools superoptimization

• Updated Nov 4, 2026
• Assembly

Generic Constraint Development Environment

constraint-satisfaction-problem constrained-optimization constraint-programming constraint-solver constraint-satisfaction constraint-propagation

• Updated Nov 12, 2026
• C++

Pyomo respository provides a comprehensive library of solved models in Supply chain management

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• Updated Nov 2, 2026
• Jupyter Notebook

Constraint Logic Programming over Integers

prolog constraints constraint-programming integer-arithmetic clp sicstus-prolog

• Updated Feb 5, 2024
• Prolog

Fast TypeScript implementation of the Cassowary constraint solving algorithm (soon for AssemblyScript / WebAssembly).

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• Updated Jun 28, 2025
• TypeScript

Access to all MiniZinc functionality directly from Python

python linear-programming constraint-programming sat-solver minizinc integer-programming optimisation-problem

• Updated Sep 10, 2026
• Python

Constraint Logic Programming over Finite Domains

prolog teaching constraints constraint-programming integer-arithmetic clp

• Updated Jan 7, 2020
• Prolog

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

Derivative-Free Global Optimization Algorithm (C++, Python binding) - Continuous, Discrete, TSP, NLS, MINLP

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• Updated Oct 13, 2026
• C++

Optimally allocate poker chips using constrained, nonlinear optimization

poker optimization svelte web-assembly constraint-satisfaction-problem web-application constraint-programming scip

• Updated Mar 1, 2026
• Svelte

Julia hybrid constraint programming solver enhanced by a reinforcement learning driven search.

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• Updated Mar 27, 2024
• Julia

An Open Source .Net Constraint Programming Solver

c-sharp constraint-satisfaction-problem f-sharp constraint-programming constraint-solver optimisation

• Updated Jul 7, 2026
• C#

ConstraintSolver in Julia: Blog posts ->

julia solver sudoku constraint-programming constraint-solver graph-coloring

• Updated Apr 30, 2022
• Julia