Extension Installation


In this section, you'll find information about Lucee extension installation, which can be used to add Functions, Tags, JDBC/Cache drivers and Admin Plugins to Lucee Server.

There are several different ways to install extensions in Lucee.

Extension installation via Admin

Extensions can be installed via the web or server admin.

If you want to use an Extension for the whole server, you should install it under the Server Admin. If you want the extension for just for only a single web context, install it via the Web admin.

All available Extensions are listed under Extension -> Applications


Here you can see which extensions are installed and not installed.

Installed extensions, with an update available have a red overlay.

Extension Details

On the Extension detail page, you can upgrade or downgrade the version or uninstall it.

With JDBC drivers, choose the version you require, the version numbers are based on the underlying JDBC Library.

By default Lucee allows installing extensions from the following sites

Extension installation via lex file

To install an extension using the file system, first download the .lex file for the extension.

You can download it from the url https://download.lucee.org/

Copy the .lex file into your lucee-server/deploy/ folder. Wait for a minute, it deploy the extension automatically. You can see the installation message on deploy.log files.

Another way you can upload the .lex file in admin, You can see "Upload new extension (experimental)" at bottom of Extension -> Applications page.

  • Click the browse button,
  • Choose the .lex file,
  • Click the upload button, and the Extension will be automatically installed

Extension installation via an Environment Variable

Lucee will automatically install extensions on startup, if an environment variable is set.


See System Properties and Environment Variables


Here you can see this details on video also

Extension Installation

See also