Extensions are installable packages which give CiviCRM new functionality, and this directory provides a centralized list of extensions which the CiviCRM community has created.

Further resources:

This is a fairly simple extension that adds the field "duration" to the email "action" form sent at the contact level. Some clients need to record their time (in mins) for each activity they do, whether that activity is a "meeting", "phone call" or "email", their time is required to be recorded and made available within the activity report....
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You can use this CiviCRM extension if you want to create a settings form for your own extension.
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CiviCRM extension to link CiviCRM to the 'Kadervormingstool' of the Flemish government. Work in progress. See the github project page for more info: https://github.com/Chirojeugd-Vlaanderen/kavo...
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Extra CiviCRM configuration items accessed via the Drupal administration interface. 1. If you've ever been bothered by the inability to change the value of the submit button on contribution pages, this Drupal admin page gives complete customisability to the button on every contribution page you create....
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This module offers a fully configurable/extendable Drupal view that provides the functionality to search from a postcode and a distance.
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Adds tokens for use in emails and mail merges. Tokens include client name(s), plus the name, email, phone and address of all case roles....
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