Releases

Plone 4.0.10 (Unreleased) (): Adds patches for the vulnerabilities announced in advisory #20110928.
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Plone 4.0.8 (Unreleased) (): Bug fix release for the 4.0 series
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Plone 4.0.6.1 (Unreleased) (): Bug Fix Release in Plone 4.0 series
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Plone 5.0 (Unreleased) (): Plone 5.0 introduces the simpler, faster Dexterity as the new default content type framework. Theming is made easier with Diazo. The Chameleon rendering engine improves response times by 15 to 30 percent. A modern series of form widgets have been created with usability and accessibility in mind.
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Plone 4.3.3 (Apr 28, 2014): Bugfix release for the Plone 4.3.x series.
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Plone 4.3.2 (Dec 23, 2013): Bugfix release for the Plone 4.3.x series.
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Plone 4.2.7 (Dec 10, 2013): Bug fix release for the Plone 4.2.x series.
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Plone 4.2.6 (Sep 12, 2013): Bug fix release for the 4.2.x series
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Plone 4.3.1 (Jun 25, 2013): Bugfix release for Plone 4.3
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Plone 4.3 (Apr 15, 2013): The third feature release in the Plone 4 series.
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Plone 4.2.5 (Mar 20, 2013): Bugfix release for the Plone 4.2 series
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Plone 4.2.4 (Jan 27, 2013): Bugfix release for the Plone 4.2 series
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Plone 4.2.3 (Jan 08, 2013): Bugfix release for the Plone 4.2 series
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Plone 4.2.2 (Jan 08, 2013): Bugfix release for the Plone 4.2 series
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Plone 4.2.1 (Sep 07, 2012): Bugfix release for Plone 4.2
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Plone 4.2 (Jul 05, 2012): The second feature release in the Plone 4 series.
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Plone 4.1.6 (Jul 05, 2012): Bugfix release for Plone 4.1
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Plone 4.1.5 (May 31, 2012): Bugfix release for Plone 4.1
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Plone 4.1.4 (Feb 27, 2012): Bugfix release for Plone 4.1
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Plone 4.1.3 (Dec 08, 2011): Bugfix release for Plone 4.1
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Plone 4.1.2 (Oct 13, 2011): Bugfix release for Plone 4.1
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Plone 4.0.9 (Oct 12, 2011): Bug fix release for the 4.0 series.
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Plone 4.1.1 (Oct 08, 2011): Bugfix release for Plone 4.1
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Plone 3.3.6 (Oct 03, 2011): Large bug fix release for Plone 3.3
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Plone 4.1 (Aug 08, 2011): The second feature release in the 4.x series.
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Plone 4.0.7 (Jun 10, 2011): Bug fix release for the 4.0 series
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Plone 4.0.5 (Apr 13, 2011): Bugfix release for the Plone 4.0 series
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Plone 4.0.4 (Mar 05, 2011): Bugfix release for Plone 4.0.
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Plone 4.0.3 (Jan 28, 2011): Bugfix release for Plone 4.0
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Plone 4.0.2 (Nov 23, 2010): Bugfix release for Plone 4.0
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Plone 4.0.1 (Oct 08, 2010): Bugfix release for Plone 4.0
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Plone 4.0 (Sep 01, 2010): Plone 4 is focused on improving the speed, manageability and appearance of Plone while upgrading the underlying infrastructure in preparation for Plone 5. This version includes significant performance improvements, a new theme, search and indexing improvements, group dashboards, reduced memory footprint, improved handling of large files & media, faster folder implementation, better management of users and groups, dynamic forms using jQuery tools, and an improved first-run and upgrade experience.
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Plone 3.3.5 (Mar 17, 2010): Bugfix release for Plone 3.3.
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Plone 3.3.4 (Jan 18, 2010): Bugfix release for Plone 3.3. Includes a new release of Zope (2.10.11), which fixes a potential security issue, and a new release of KSS which avoids invoking Java when loaded. Please note that if you're using collective.indexing, you will need to upgrade to at least version 1.5.
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Plone 3.3.3 (Jan 09, 2010): A bugfix release for Plone 3.3.x.
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Plone 3.3.2 (Nov 20, 2009): A bugfix release for Plone 3.3.x.
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Plone 3.3.1 (Sep 09, 2009): This is a maintenance release for Plone 3.3. It features a performance fix, translation updates and several stability improvements.
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Plone 3.3 (Aug 19, 2009): After Plone 3.2 (which focused on packaging/installer improvements), this is a minor release that adds some new features. It does not include any major changes: all products that work with Plone 3.0, 3.1 & 3.2 should also work in Plone 3.3. The upgrade from Plone 3.x is simple and non-invasive, ensuring a smooth upgrade experience.
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Plone 3.2.3 (Jul 11, 2009): Bugfix release for the Plone 3.2.x series
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Plone 3.2.2 (Apr 09, 2009): Bugfix release for the Plone 3.2.x series
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Plone 3.2.1 (Feb 07, 2009): Maintenance release for the Plone 3.2.x series
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Plone 3.2 (Feb 07, 2009): The 3.2 release mainly focuses on improving the packaging (eggs, buildout) and installer experience, and is based on Plone 3.1. It does not include any major changes: all products that work with Plone 3.0 & 3.1 should also work in Plone 3.2. The upgrade from Plone 3.x is simple and non-invasive, ensuring a smooth upgrade experience.
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Plone 3.1.7 (Nov 14, 2008): Bugfix release for Plone 3.x
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Plone 3.1.6 (Oct 11, 2008): Bugfix release for the Plone 3.1 series
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Plone 3.1.5.1 (Aug 26, 2008): Bugfix release for Plone 3.1.x
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Plone 3.1.4 (Jul 30, 2008): This is a bugfix release for the Plone 3.1 series. It fixes bugs in the sharing page, through-the-web-customization and the updates the French translation of the Kupu visual editor to avoid an error message.
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Plone 3.1.3 (Jul 16, 2008): Bugfix release for Plone 3.1.x
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Plone 3.1.2 (Jun 05, 2008): Bugfix release for the Plone 3.1 series.
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Plone 3.1.1 (May 02, 2008): Bugfix release for Plone 3.1. This release fixes two critical problems in the CSRF protection for user management pages as well as a fix for a possible Zope startup problem.
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Plone 3.1 (May 02, 2008): The 3.1 release is a feature upgrade release for Plone 3.0. It introduces new features and polishes existing features but does not include any major changes: all products that work with Plone 3.0 should also work in Plone 3.1. The upgrade from Plone 3.0 is simple and non-invasive, guaranteeing a smooth upgrade experience.
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Plone 3.0.6 (Feb 16, 2008): Sixth maintenance release for Plone 3.0.
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Plone 3.0.5 (Jan 07, 2008): This is the fifth maintenance release of Plone 3.0.
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Plone 3.0.4 (Dec 10, 2007): This is the fourth maintenance release of Plone 3.0. This releases fixes stability problems introduced by the security fix for the CVE-2007-5741 security issue as well as several other fixes.
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Plone 3.0.3 (Dec 05, 2007): This is a maintenance release for Plone 3.0. This release fixes a number of small bugs and includes a fix for the CVE-2007-5741 security issue.
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Plone 2.5.5 (Dec 05, 2007): This is a maintenance release for Plone 2.5. This release fixes a number of bugs and includes a fix for the CVE-2007-5741 security issue.
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Plone 3.0.2 (Oct 25, 2007): This is a bugfix release for Plone 3.0. This releases fixes several minor problems that were found by users and integrators after the 3.0 and 3.0.1 releases.
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Plone 2.5.4 (Oct 25, 2007): A new minor release of Plone 2.5. Includes fixes for more reliable migrations, minor UI enhancements, as well as better performance for saving objects.
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Plone 3.0.1 (Oct 09, 2007): First maintenance release for Plone 3.0. This releases fixes several minor problems that were found by users and integrators after the 3.0 release.
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Plone 3.0 (Aug 21, 2007): Aims to make Plone more efficient to work with. This release adds versioning, locking, inline editing and validation, link integrity, intranet/extranet workflows, wiki support, OpenID support, and full-text indexing of Word/PDF. (If you're not using the installers, please note that this release requires Zope 2.10.4 and Python 2.4.4 — earlier versions will not work)
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Plone 2.5.3 (May 18, 2007): Important security fixes for potential XSS vulnerabilities, faster and more robust migration code, and more. A mandatory update.
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Plone 2.5.2 (Jan 17, 2007): Fixes to External Editor, LiveSearch, IE7 compatibility and many other things.
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Plone 2.5.1 (Oct 03, 2006): First maintenance release for Plone 2.5. This features a number of important security improvements and bug fixes, and is a required upgrade for Plone 2.5 users.
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Plone 2.5 (Sep 19, 2006): Integrating with PAS and Zope 3 views. Note: An updated version of the "Universal" installer was added on September 8, 2006
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Plone 2.1.4 (Sep 19, 2006): Fourth maintenance release in the Plone 2.1 series. This features a number of important security and bug fixes, and is a required upgrade for Plone 2.1 users.
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Plone 2.1.3 (Jun 03, 2006): The third maintenance release in the Plone 2.1 series. Focus on bug fixes. Read on for further details.
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Plone 2.1.2 (Jan 20, 2006): The second maintenance release in the Plone 2.1 series. Focus on bug fixes and migration improvements. Read on for further details.
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Plone 2.1.1 (Oct 13, 2005): The first maintenance release in the Plone 2.1 series.
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Plone 2.1 (Sep 06, 2005): This release of Plone focuses on Archetypes-based default content types, user interface improvements, speed improvements and new navigation tree/site map.
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Plone 2.0.5 (Dec 01, 2004): Plone 2.0.5 fixes many small issues with Plone 2.0.4 and has seen improvements in areas like Google indexing, printer stylesheets, and AM/PM support.
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Experimental Releases

Stable Releases