Build and Manage Online Donations in Drupal with the Give Module
We built the Give module to make it easy to create donation forms and manage donations, right within a Drupal website.
+1 to Ending comment-to-subscribe on Drupal.org
As starving authors we at Agaric don't have a lot of cash to burn right now, but we've thrown $25 in the project to make it possible to subscribe to drupal.org issues without commenting. (On top of whatever we donated when this request for funding went out a year and a half ago).
