Blog

Java versus Python performance benchmarks on PlanningAI models

Discover the techniques Timefold Engineers deploy to make your Python code faster.

Ready to optimize your planning?

Simplify the Shadow Variable Listener Implementation

Learn how to simplify creating listeners for planning list variables with the new shadow variable @CascadingUpdateShadowVariable.

Load balancing and fairness in constraints

Discover how to bring fairness to your Timefold solution

Optimize routing and scheduling in Python: a new open source solver Timefold

Automate and optimize your operations scheduling in Python with Timefold AI

Timefold Solver Python live in Alpha

Empowering developers to solve planning problems

How to speed up Timefold Solver Startup Time by 20x with native images

Discover how to build a Spring native image and the benefits from doing so.

Red Hat: OptaPlanner End Of Life Notice (EOL)

Timefold, led by former core OptaPlanner engineers, offers a seamless transition with extended support and accelerated innovation.

Newsletter 4: A big Speed Upgrade for Timefold - Our First Customer Story and AMA!

Unlock unprecedented speed with Timefold's latest update! Essential for OptaPlanner and pre-1.8.0 users – upgrade now for instant gains

How fast is Java 22?

Explore the performance of Java 22 against Java 21, this time also with GraalVM.

Continuous Planning Optimization with Pinning

Discover how to make non-disruptive, feasible adjustments to your already in-progress plans with Timefold, ensuring real-time adaptability to unexpected changes.

Fast Planning Optimization with the Recommended Fit API

Discover how Timefold's Recommended Fit API offers swift, feasible adjustments to your plans, ensuring real-time adaptability to unexpected changes.

Newsletter 3: Explainable AI for Planning Optimization

Discover how Timefold's ScoreAnalysis API builds trust in automated planning. And don't forget to join Timefold's first AMA on Youtube Live on March 19th!

Use Multiple Solvers in the Same Application

Learn how to configure and inject multiple SolverManager instances in one application using Timefold Solver, tackling distinct planning problems seamlessly.

Newsletter 2: The past, present and future of OptaPlanner / Timefold

When I started OptaPlanner 18 years ago, I couldn't dare to imagine that one day it would schedule millions of resources. It is amazing. This would not have been possible without the dedication, innovation, and high-quality work that each core and community contributor has brought to the table.

Generate the optimal soccer schedule with Timefold

Learn how to code an automated tournament scheduling service with Timefold Solver

Newsletter 1: OptaPlanner team continues as Timefold

Timefold Solver is the faster, Open Source fork of OptaPlanner. It's built by a dedicated Open Source company, co-founded by the OptaPlanner creator.

Migrate from score DRL to Constraint Streams

Migrate from OptaPlanner's score DRL to Constraint Streams in Timefold Solver for better performance and maintenance.

Timefold Solver 0.8 reaches End Of Life

Upgrade to Timefold Solver 1.x now! With the release of Timefold Solver 0.8.42, it has reached End of Life. Learn why and how to upgrade.

Timefold Solver 1.4.0 brings explainable score

Timefold Solver 1.4.0 introduces explainable scoring, allowing easy breakdown of solution scores by constraints for end-users. Now available with JSON serialization for easy integration.

Fueling Planning Optimization in Spring Boot

Discover how Timefold transforms Spring Boot into a versatile planning powerhouse, tackling complex optimization challenges with ease. Explore the benefits and integration steps in this article. Time to supercharge your Spring Boot projects!

How fast is Java 21?

Explore the performance of Java 21 against Java 17, revealing minor improvements in micro-benchmarks and real-world scenarios.

Solve the vehicle routing problem with time windows

Learn to solve the vehicle routing problem (VRP) with time windows using Timefold Solver, incorporating customer availabilities as constraints.

Timefold Solver 1.0 is taking shape

Timefold Solver 1.0.0 update: redesigned benchmarks, Constraint Streams enhancements, performance boosts, and bug fixes. Get a sneak peek before July release.

OptaPlanner continues as Timefold