module

References module for Backdrop CMS (deprecated now that Entity Reference is in core)

The Trigger Actions module provides the ability to cause actions to run when certain triggers take place on your site.

For displaying date fields as a calendar, with days, months and years by using Views.

The styleguide module demonstrates all common Backdrop elements on a single page.

Display Suite gives you full control over the way content is displayed without having to maintain dozens of PHP template files.

Add automatically numbered footnotes to your content.

A port of the Colorbox Drupal 7 module to BackdropCMS

Views Data Export

Provides mass mailing using Views, enabling a list of email addresses to be produced with a view and an email to the group to be composed and sent.

A single block for social media icons that link to your brand's content located elsewhere on the web.

Federates a Backdrop CMS website with the Fediverse using Activity Pub protocols

This module wraps in a variety of additional entity-related functionality from various sources. Partial port of D7 Entity API.

Image/file uploader and browser

WebP is a modern image format that provides superior lossless and lossy compression for images on the web

The Organic Groups module provides users the ability to create, manage, and delete 'groups' on a site.

"Developer module" which reviews your code identifying coding style problems and where updates to the API are required.

Notify module sends e-mail digests of new content and comments.

A standardized solution for building API's so that external clients can communicate with Backdrop.

A domain-based access control system for Backdrop CMS

Checks to see if the installed modules on a Drupal 7 site are ready for upgrade to Backdrop CMS.

Makes Views draggable

Port of the Drupal backup_migrate module to Backdrop