The extension can be installed by the usual methods:

  1. Use composer: Run

    composer require jigal/t3adminer

    In your TYPO3 installation.

  2. Get it from the Extension Manager: Switch to the module Admin Tools > Extensions. Switch to Get Extensions and search for the extension key t3adminer and import the extension from the repository.

  3. Get it from You can always get current version from TER by downloading the zip version. Upload the file afterwards in the Extension Manager.

More detailed information on how to install extensions can be found in the Getting Started tutorial.