I use Zotero (along with Evernote) to keep track of the readings and research I use for my work.
While I primarily use it to create bibliographies, I also use as a personal library of sorts. When I need to find a favourite article, I open up Zotero, do a search if necessary, and open the article on the web (that is, if I haven't already kept an archived copy along with my citation).
In order to use Zotero's Locate feature, it's necessary to add the Leddy Library's OpenURL to Zotero's Preferences page, which is this:
We are hoping to hold some sessions on making best use of Zotero in the Leddy Library in the near future. If you are interested, I hope you join us.