Use oauth 2.0 from the GSIS site.
As of April 2026, gsislogin is a WordPress gsis plugin with 30 active installations and a 0/5 rating0. It has been downloaded 1.4K+ times in total. Requires WordPress 4.9.5+ and PHP 5.6+. Available on WordPress.org since 2018. Last updated 7 years ago — may have compatibility concerns.
With this plugin you can use oauth 2.0 from the Greek Goverment GSIS site to authenticate and register users
| WordPress | 4.9.5+ requiredTested up to 4.9.29 |
| PHP | 5.6+ required |
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