Last updated May 29, 2015. Created on January 21, 2008.
Edited by Nitesh Sethia, jenlampton, Ayesh, patrickd. Log in to edit this page.
As part of GHOP 2007, one task was to create a cheat sheet for core hooks. kourge came to the rescue and created such a cheat sheet for Drupal 6. See the attachment below.
List of all Drupal 7 hooks are available on https://api.drupal.org/api/drupal/includes!module.inc/group/hooks/7 with a short description on each of it.
For Drupal 7 there is now also a Cheat Sheet Generator module that generates a detailed list of all available core hooks:
Looking for support? Visit the Drupal.org forums, or join #drupal-support in IRC.