Advanced Custom Fields Add-on for WPML makes it easier to translate with WPML content provided in fields created with Advanced Custom Fields

Integrate WPML with buddypress plugin and translate all default buddypress fields.

This add-on for WPML adds navigational elements like a breadcrumbs trail, drop-down menus and sidebar navigation to your WordPress Site

This addon for WPML allows theme and plugin developers to verify the readiness of their code for multilingual sites.

Make forms from Contact Form 7 translatable with WordPress Multlingual.

This add-on for WPML makes it possible to use multilingual forms with Gravity Forms enabling you to translate form titles and descriptions, field labels, field values, page titles, text and image buttons, confirmation messages and redirections and email notifications

Mailchimp addon makes it easier to translate with WPML content provided in MailChimp for WordPress plugin.

This add-on for WPML allows to use specific media files from the WordPress Media section with various translations 

The Page Builders add-on for the WPML Plugin provides translation support for the most popular Page Builder Plugins (e.g. Visual Composer, Divi, Cornerstone in X-Theme)

This add-on for WPML ensures that internal and external links never break even if you change the permalink structure, hierarchies or page slugs – requires WPML plugin.

This add-on for WPML allows you to translate interface strings from within WordPress not requiring .mo files – requires WPML Plugin.

This addon for WPML allows to manage complex translation projects done by several translators at the same time.

This addon for WPML helps you to turn regular users into translators, assign jobs to them an track the translation progress – requires WPML plugin.

Import multilingual content to WordPress. Requires WP All Import and WPML.

This addon for WPML allows you to send and receive documents in the XLIFF translation document standard in the Translation Dashboard – requires WPML plugin.

This addon provides a compatibility layer between WPML und the WordPress SEO Plugin provided by Yoast.

WPML Woocommerce Multilingual is an addon for WPML core plugin which can translate your products and related strings. It can handle any type of WooCommerce products.

WPML CMS is a Premium WordPress Plugin which makes it easy to build multilingual sites and to translate pages, posts, custom types, taxonomy, menus and themes – various add-ons are available.