Project Gutenberg offers over 54,000 free eBooks: choose among free epub books, free kindle books, download them or read them online. You will find the world's great literature here, especially older works for which copyright has expired. We digitized and diligently proofread them with the help of thousands of volunteers.
The University of Adelaide Library's Electronic Text Collection, is a collection of web book editions of significant works from the past.
The NRC Emotion Lexicon is a list of English words and their associations with eight basic emotions (anger, fear, anticipation, trust, surprise, sadness, joy, and disgust) and two sentiments (negative and positive). The annotations were manually done by crowdsourcing.
The REST APIs provide programmatic access to read and write Twitter data. Create a new Tweet, read user profile and follower data, and more. The REST API identifies Twitter applications and users using OAuth; responses are in JSON format.