Release Notes 6.5
We are happy to announce a 6.5 Final release of OptaPlanner. OptaPlanner is a lightweight, embeddable planning engine written in Java™ to solve AI constraint optimization problems efficiently. Use cases include Vehicle Routing, Employee Rostering, Maintenance Scheduling, Task Assignment, School Timetabling, Cloud Optimization, Conference Scheduling and many more.
- Stable: Lots of unit, integration and stress tests
- Reliable: Used across the world in production
- Scalable: To billions of constraint matches with minimal RAM and CPU time
- Documented: Read the detailed reference manual and the many examples
- Open Source: Apache License 2.0
The RHDM version differs from the OptaPlanner version:
| RHDM version | OptaPlanner version |
|---|---|
| 7.8 | 7.39 |
| 7.9 | 7.44 |
| 7.1 | 7.48 |
| 7.11 | 8.5 (and 7.52) |
| 7.12 | 8.11 (and 7.59) |
New and noteworthy
Bugs fixed
We’re focusing all forward development on 7.0, which you can find in the download section. So this release only contains bugfixes.
Upgrade your code to 6.5
The best and easiest way to upgrade to this new version of OptaPlanner is by following the upgrade recipe.
New features in older releases
Read the previous release notes to learn about the new and noteworthy in previous releases.
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Thu 23 June 2022
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Thu 9 June 2022
Radovan Synek
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Thu 26 May 2022
Lukáš Petrovický
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Mon 7 March 2022
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Tue 26 October 2021
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Thu 14 October 2021
Walter Medvedeo
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Tue 12 October 2021
Christopher Chianelli
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Tue 5 October 2021
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Host your OptaPlanner app on OpenShift (Kubernetes)
Mon 7 February 2022
Geoffrey De Smet
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OptaPlanner - A fast, easy-to-use, open source AI constraint solver for software developers
Mon 31 January 2022
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Order picking planning with OptaPlanner
Fri 31 December 2021
Anna Dupliak
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AI lesson scheduling on Quarkus with OptaPlanner
Thu 18 November 2021
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Maintenance scheduling
Fri 12 November 2021
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Optimized order picking in warehouses and supermarkets
Tue 26 October 2021
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A modern OO/FP constraint solver
Tue 14 September 2021