Lightbox for image attachments in Redmine
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Redmine Lightbox 2

This plugin lets you preview image, pdf and swf attachments in a lightbox.

This is a fork of zipme's redmine_lightbox plugin.

This plugin is listed in the Redmine plugin directory


The latest version on master branch supports Redmine 3.4 only!

A Redmine 3.3.x compatible version can be found in the redmine-3.3 branch.

A Redmine 3.0, 3.1, 3.2 compatible version can be found in the redmine-3.0-3.2 branch.

A Redmine 2.6.x compatible version can be found in the redmine-2.6 branch.

A Redmine 2.0 - 2.5.x compatible version can be found in the redmine-2.5-and-lower branch.

For older version please download this package

Installation and Setup

  • Clone or download this repo into your redmine_root/plugins/ folder
$ git clone
  • If you downloaded a tarball / zip from master branch, make sure you rename the extracted folder to redmine_lightbox2
  • You have to run the plugin rake task to provide the assets (from the Redmine root directory):
$ rake redmine:plugins:migrate RAILS_ENV=production
  • Restart redmine


redmine_lightbox2 plugin is developed under the MIT License.