Actively maintained

This module allows for integration of Drupal with NGP Software's Campaign Office Online and

Clean Pagination is a very simple module that allows you to enable clean URL pagination for specified pages.

Collapsiblock makes all individual Drupal blocks collapsible. To show/hide the content of a block just click on its title.

Description

This filter allows to insert a frame (or iframe) in a node, block, panel, ...
Can be used for Google Map insertion.
The height can be calculated to show entire page. Navigation in frame resize the iframe object.

ISBN is a simple field/widget module. It provides simple validation for ISSN-8, ISBN-10, and ISBN-13. Javascript validation is available. Display options include raw (as inserted) and clean (dashes and spaces removed).

Drupal 7 and 8 versions

For this version only validation through form submission is implemented. Javascript, format options and ISSN-8 would be nice to have.

Drupal 8 - Dependencies

Instead of reinventing the wheel, on Drupal 8 version of this module, both validation and format are done by an external library. The library used is Nicebooks ISBN library.
This library is already included to be download if you download ISBN module via Composer like:

composer require drupal/isbn

Instead of using Composer, this library can also be installed using the Ludwig module.

Mapdir is a small utility module that provides a very flexible and general functional programming (read: easy) mechanism for applying functions to all (or selected) files and subdirectories in a di