These are some of the data products I developed recently. They're all open-sourced, and available on GitHub.

Wordiciton

Wordiction is a text prediction app that predicts the next word to be typed in. It is developed in the scope of the Capstone Project for Coursera / John Hopkins Data Science Specialization.
Prediction is based on corpora provide in the scope of the project and consists of text extracts from Twitter, blogs and news websites.
See it in action
Fork it on GitHub