Online collection of 200,000+ texts, fully viewable onscreen. Most of these ebooks can also be downloaded to a personal device. Most allow unlimited simultaneous users; each book's record in the database indicates whether there is a limited number of user check-outs and, if so, whether the limit has been reached. Search by title, author, subject, and keyword, and limit by full-text, publisher, publication date, and ISBN.
Format: Full-text, Coverage: Mostly 1990 - present, Truncation and Wildcard: * and *, Search Tips: Use quotation marks to phrase search. Allows Boolean AND, OR and NOT searching. May limit to language and publication date.
Android warning: as of January 2018, the Android app tends to log you out as soon as you switch briefly to another app or your device goes to sleep. iOS doesn't have this problem.