Google Cloud Natural Language API - Natural language API using Google machine learning
Amazon Comprehend - Discover insights and relationships in text
spaCy - spaCy is a library for advanced natural language processing in Python and Cython.
FuzzyWuzzy - FuzzyWuzzy is a Fuzzy String Matching in Python that uses Levenshtein Distance to calculate the differences between sequences.
OpenNLP - Apache OpenNLP is a machine learning based toolkit for the processing of natural language text.
Microsoft Bing Spell Check API - Enhance your apps with the Bing Spell Check API from Microsoft Azure. The spell check API corrects spelling mistakes as users are typing.