# \#release

**URL:** https://discourse.mc-stan.org/tag/release/167.md

[Latest](https://discourse.mc-stan.org/latest.md) · [Categories](https://discourse.mc-stan.org/categories.md) · [Tags](https://discourse.mc-stan.org/tags.md)

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## [Plannning the 2.35 release](https://discourse.mc-stan.org/t/plannning-the-2-35-release/34806)

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**Author:** [@WardBrian](https://discourse.mc-stan.org/u/WardBrian)\
**Replies:** 6\
**Last updated:** [May 6, 2024, 3:22pm UTC](https://discourse.mc-stan.org/t/plannning-the-2-35-release/34806 "2024-05-06T15:22:53Z")

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Since 2.34 was released on January 18th, the four month release cycle is coming up next month. I am proposing the following dates: Feature freeze on Monday, May 13th Release on Tuesday, May 21st Tuesday is because of…

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## [PyStan 3 Beta 4 Released](https://discourse.mc-stan.org/t/pystan-3-beta-4-released/18938)

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**Author:** [@ariddell](https://discourse.mc-stan.org/u/ariddell)\
**Replies:** 7\
**Last updated:** [February 14, 2021, 10:37am UTC](https://discourse.mc-stan.org/t/pystan-3-beta-4-released/18938 "2021-02-14T10:37:06Z")

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PyStan 3 Beta 4 is now available on PyPI for macOS and Linux users. Documentation: https://pystan-next.readthedocs.io/ Installation: python3 -m pip install --pre pystan New in PyStan 3 Beta 4: Stan 2.25.0 New in PyS…

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## [PyStan 3 Beta 7 Released](https://discourse.mc-stan.org/t/pystan-3-beta-7-released/20317)

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**Author:** [@ariddell](https://discourse.mc-stan.org/u/ariddell)\
**Replies:** 4\
**Last updated:** [January 20, 2021, 4:59pm UTC](https://discourse.mc-stan.org/t/pystan-3-beta-7-released/20317 "2021-01-20T16:59:25Z")

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PyStan 3 Beta 7 is now available on PyPI for macOS and Linux users. Documentation: https://pystan-next.readthedocs.io/ Note for third-party developers: PyStan 3 is a rewrite. The API is not backwards-compatible. Instal…

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## [PyStan 3 Beta 5 Released](https://discourse.mc-stan.org/t/pystan-3-beta-5-released/19390)

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**Author:** [@ariddell](https://discourse.mc-stan.org/u/ariddell)\
**Replies:** 3\
**Last updated:** [November 22, 2020, 12:07pm UTC](https://discourse.mc-stan.org/t/pystan-3-beta-5-released/19390 "2020-11-22T12:07:18Z")

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PyStan 3 Beta 5 is now available on PyPI for macOS and Linux users. Documentation: https://pystan-next.readthedocs.io/ Installation: python3 -m pip install --pre pystan New in PyStan 3 Beta 5: Fix for macOS. New in …

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## [Stan 2.25 release candidate!](https://discourse.mc-stan.org/t/stan-2-25-release-candidate/18706)

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**Author:** [@stevebronder](https://discourse.mc-stan.org/u/stevebronder)\
**Replies:** 18\
**Last updated:** [October 19, 2020, 9:47pm UTC](https://discourse.mc-stan.org/t/stan-2-25-release-candidate/18706 "2020-10-19T21:47:14Z")

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I am very happy to announce that the latest release candidate of Cmdstan is now available on Github! This release cycle is dedicated to some nice “slice of life” features for Stan users and developers which I’ll go over …