This plugin can be used for making forms, newsletter signup (mailchimp) and search.
Grants administrators the ability to approve/deny memberships after signup.
Users must have an invite code to sign up for certain levels. Users are given an invite code to share.
Embed signup forms anywhere on your WordPress site. Designed to simplify membership registration, especially for free levels.
Display a progress bar for membership site signup and revenue goals.
The wp-signup.php file is notoriously hard to filter/customize. This plugin essentially rebuilds that file with better filters and more flexibility with modifying how it works.
Laposta plugin for Wordpress. Adds signup forms and lists out campaigns on your website.
Official SendBeam plugin for WordPress: signup forms, pop-ups, opt-ins at registration and checkout, and your site’s own email from your verified domain.
This WordPress plugin provides newsletter signup with double opt-in, spam protection, and automatic GDPR cleanup via shortcode.