readability-lxml : In few words, Given a html document, it pulls out the main body text and cleans it up. It also can clean up title based on latest readability.js code.
Leaflet : A Modern, Lightweight Open-Source JavaScript Library for Interactive Maps
NLTK : The Natural Language Toolkit (NLTK) is a Python package for natural language processing.
It provides easy-to-use interfaces to over 50 corpora and lex...
docopt : Command-line interface description language. docopt helps you define interface for your command-line app, and automatically generate parser for it.
TextBlob : TextBlob is a Python (2 and 3) library for processing textual data. It provides a simple API for diving into common natural language processing (NLP) ...
The Kartograph map generator has just one method, which is there to generate SVG maps (surprise).