# Announcements
**URL:** https://persalys.discourse.group/c/announcements/10.md
[Latest](https://persalys.discourse.group/latest.md) · [Categories](https://persalys.discourse.group/categories.md)
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## [About the Announcements category](https://persalys.discourse.group/t/about-the-announcements-category/128)
**Author:** [@dumas](https://persalys.discourse.group/u/dumas)\
**Replies:** 0
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## [Persalys 20.1 release](https://persalys.discourse.group/t/persalys-20-1-release/183)
**Author:** [@aroles](https://persalys.discourse.group/u/aroles)\
**Replies:** 0\
**Last updated:** [June 16, 2026, 6:58am UTC](https://persalys.discourse.group/t/persalys-20-1-release/183 "2026-06-16T06:58:31Z")
Persalys 20.1 is now available. We made some improvements to the UI and fixed some known bugs. Ipopt DLL has also been recompiled so it doesn’t trigger anti-viruses on Windows anymore. You can download it from persalys.f…
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## [2nd Persalys Users’ Day 2026](https://persalys.discourse.group/t/2nd-persalys-users-day-2026/179)
**Author:** [@dumas](https://persalys.discourse.group/u/dumas)\
**Replies:** 0\
**Last updated:** [May 4, 2026, 2:24pm UTC](https://persalys.discourse.group/t/2nd-persalys-users-day-2026/179 "2026-05-04T14:24:17Z")
Dear users, The second Persalys Users’ Day will take place on Friday November 6, 2026, hosted by SETEC, in their premises at 42-52 quai de la Rapée, 75012 PARIS. This event will be in person only. On the agenda for th…
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## [Persalys 20.0 released](https://persalys.discourse.group/t/persalys-20-0-released/178)
**Author:** [@aroles](https://persalys.discourse.group/u/aroles)\
**Replies:** 0\
**Last updated:** [April 7, 2026, 3:14pm UTC](https://persalys.discourse.group/t/persalys-20-0-released/178 "2026-04-07T15:14:14Z")
Persalys 20.0 was released last week. A lot of work has been done on data models — previously called data sets — since version 18.1. We also added new sensitivity analysis methods based on HSIC criteria. You can get a be…
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## [Persalys 18.1 just released](https://persalys.discourse.group/t/persalys-18-1-just-released/166)
**Author:** [@jschueller](https://persalys.discourse.group/u/jschueller)\
**Replies:** 0\
**Last updated:** [June 27, 2025, 3:08pm UTC](https://persalys.discourse.group/t/persalys-18-1-just-released/166 "2025-06-27T15:08:03Z")
Persalys 18.1 just released. You can request the new version by asking on www.persalys.fr On the menu: Consistent metamodel error measures (MSE, R2) New CSV parser from OpenTURNS 1.25 allowing missing values, unicode …
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## [Persalys Users' Day 2024](https://persalys.discourse.group/t/persalys-users-day-2024/148)
**Author:** [@GGarcia](https://persalys.discourse.group/u/GGarcia)\
**Replies:** 2\
**Last updated:** [February 10, 2025, 2:10pm UTC](https://persalys.discourse.group/t/persalys-users-day-2024/148 "2025-02-10T14:10:10Z")
Dear users, The first Persalys Users’ Day will take place on Friday November 8, 2024, hosted by SETEC, in their premises at 42-52 quai de la Rapée, 75012 PARIS. This event will be in person only. On the agenda for the…
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## [Persalys 17.0 released](https://persalys.discourse.group/t/persalys-17-0-released/151)
**Author:** [@GGarcia](https://persalys.discourse.group/u/GGarcia)\
**Replies:** 0\
**Last updated:** [October 14, 2024, 2:49pm UTC](https://persalys.discourse.group/t/persalys-17-0-released/151 "2024-10-14T14:49:57Z")
Persalys 17.0 just released. You can request the new version by asking on www.persalys.fr Mainly, on the menu: Global setting for Python/Coupling/FMI models parallelization Models parallelization can be in individuall…
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## [Persalys 16.1 released](https://persalys.discourse.group/t/persalys-16-1-released/145)
**Author:** [@GGarcia](https://persalys.discourse.group/u/GGarcia)\
**Replies:** 0\
**Last updated:** [July 5, 2024, 11:51am UTC](https://persalys.discourse.group/t/persalys-16-1-released/145 "2024-07-05T11:51:40Z")
Persalys 16.1 just released. You can request the new version by asking on www.persalys.fr On the menu: Support for OpenTURNS 1.23 Built-in installer for Python modules (doc) Automatic variable detection when loading o…