Get started with Admidio

Self-hosted membership management for your organization. Free, open source, and flexible.

Download Admidio What’s new?

Install Admidio

Download and extract the ZIP package, then upload the files to your web server. The installation guide takes you through the setup step by step.

Help for installation

Update an existing installation

Back up your files and database first. Then follow the update guide to update your existing Admidio installation.

Help for update

What you need for Admidio

Before installing, check that your web hosting environment meets the following requirements.

Web hosting

A web server with PHP support and permission to upload files.

PHP

PHP version 8.2 or higher.

A database

MariaDB ≥ 10.0, MySQL ≥ 5.0, or PostgreSQL ≥ 11.0.

If your web hosting environment does not meet these requirements, you can install an older Admidio version with lower requirements. The version archive lists the requirements for each release.

Use Admidio in your browser

Use a modern browser such as Firefox, Chrome, Edge, or Safari on your computer, tablet, or smartphone.

Resources to get you started

License

The Admidio member management is published unter the GNU General Public License 2. Please read the license conditions before you install Admidio. By installing Admidio you acceppt the conditions of GNU General Public License.

Older Admidio versions

Find earlier releases here, for example if you need to update in several stages.

Earlier releases and minimum requirements
AdmidioPHPMariaDB MySQLPostgreSQLDownload
4.3.177.2.010.05.011.0 Admidio 4.3.17
4.0.135.6.05.55.09.0 Admidio 4.0.13
3.3.185.3.75.55.09.0 Admidio 3.3.18
2.4.135.2.04.19.0 Admidio 2.4.13
2.1.124.3.03.23 Admidio 2.1.12