Downloading: 6.6.6-stable

Also available on GitHub.


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Do it yourself!

Our easy Installation Guide will provide step by step instructions to get you started with b2evolution.


If you're running version 5.1.0 or later, feel free to use the Auto-Upgrade Procedure for a quick and automated upgrade.

In any case, all the upgrade options are outlined here: Upgrading an existing installation.


  • If you have been using previous v6 beta versions, you should delete the boostrap_* skin folders before installing this version. Otherwise you will have old files interfering with the new ones.
  • Many root files are no longer needed in this version and should ideally be deleted from your web server.
  • You should use the provided tool to convert your database to UTF-8. Please check Upgrade to b2evolution version 6.x for instructions.


In addition to features of version 6.6.5-stable:

  • Improved search engine including:
    • Ability to find posts based on their tags
    • Better scoring algorithm
  • Front-end configuration enhancements:
  • Plugins:
  • Refactoring and extension of some user/group permissions
  • Parent/Child posts added to the demo contents (See the example "Child post" on a fresh install.) (More features to come)
  • Config switch to not display a warning on old version of IE: $check_browser_version = false;
  • New collections are now created with proper default posts types enabled.
  • Many small UI improvements.
  • Many small bug fixes.
  • Enhanced upgrade procedure, including more error checks to cope with old DBs in bad shape.