Modules for Backdrop CMS

The Duplicate Images module allows you to find and remove duplicate images
and other documents on the public or private file system.

Adds the ability for inline form errors. The error messages will appear next to the relevant field with the error, in addition to the message at the top of the form. This improves usability and accessibility.

A module that enables embedding drupal blocks in CKEditor. It currently uses the
insert_block module to render the blocks but this functionality may be moved
into the module to reduce dependencies.

Simplenews Content Selection allows you to select already created content to
assemble in the body of a newsletter (provided by the Simplenews module)
content type.

The Read More Extra Field module replaces the default "Read more" link
(displayed when nodes are rendered as teasers) by an extra field.

Why and when is this module helpful?

Provides two helper widgets for the Field API:

Provides a search form block in order to show a search input anywhere on your site.

Allow CiviCRM native forms from the Form Builder extension to be placed on the front-end of your Backdrop site using blocks.

Allows administrators to set up parameterized breadcrumb trails for any node
type, taxonomy, path, etc.

The shortcode project provides an API for developers and users to create and insert simple code into a WYSIWYG editor which can render more complex HTML.