Promet and Drupal go way back. We were at some of the first DrupalCons. We were an Acquia partner back when nobody had heard of Acquia. Most of our work today is building large, complex Drupal sites. (We are branching out though.
If your library hosts community programs and events, you should check out Intercept: a new product for helping libraries run better events. Intercept makes it easy to create and manage events.
Eighteen years ago today, I released Drupal 1.0.0. What started from humble beginnings has grown into one of the largest Open Source communities in the world.