Subscriber Login for YouTube

Secure your Contact Form 7 emails with this free SMTP plugin. It configures wp_mail() and features OAuth2, custom templates, and automated reports.

Single Sign-On using WordPress - Login with WordPress to your application/sites using your WordPress account. [24/7 Support]

Google and Facebook social login for WordPress and WooCommerce through Wapu Auth Broker, with secure account linking, sessions and local analytics.

这是一款实现微信互联一键登录网站，让用户不在繁琐去注册用户，一键实现微信登录，可以让电脑版网站扫描登录和手机微信登录，多个公众号，甚至以后需要移动APP应用微信登录，统一用户账号的需求，极大的方便用户登录网站.

Turn your WordPress site into an OpenID Connect (OIDC) identity provider. Manage clients through a simple admin panel.

QQWorld通行证，支持多种第三方登录，目前支持QQ，微信和微博。尤其是支持多个网站使用同一个微信服务号oauth2登录。