OpenFields – Free, open-source WordPress custom fields plugin

Summary: OpenFields is a free, open-source WordPress plugin that provides a visual builder for creating complex custom fields, including repeater, conditional, relational, and grouped fields.

What it does

It enables users to build advanced custom fields visually, supporting various input types and field relationships within WordPress.

Who it's for

Designed for WordPress users needing advanced custom field functionality beyond basic options.

Why it matters

It offers a modern, open-source alternative to existing custom field plugins, enhancing flexibility in content management.