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.

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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A Rust implementation of the Cassowary constraint solving algorithm

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

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Fast TypeScript implementation of the Cassowary constraint solving algorithm 🖖

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

Unity3d CAD system with C# Geometric Constraint Solver

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ConstraintSolver in Julia: Blog posts ->

A Swift port of the Cassowary linear constraint solver

An Impressive Auto Layout DSL for iOS, tvOS & OSX. & It is written in pure swift.

A webassembly wrapper for FreeCAD's 2D geometric solver.

a GRId LOgic Puzzle Solver library

Yuck is a local-search constraint solver with FlatZinc interface