Instabug - The top apps in the world rely on Instabug for beta testing, user engagement and crash reporting.
Amazon Comprehend - Discover insights and relationships in text
Userbrain - Easy, fast, and affordable user testing for websites and prototypes.
FuzzyWuzzy - FuzzyWuzzy is a Fuzzy String Matching in Python that uses Levenshtein Distance to calculate the differences between sequences.
UserTest.io - User testing made simple. High-quality, affordable user testing solutions from real users, here in the UK. Improve your usability!
spaCy - spaCy is a library for advanced natural language processing in Python and Cython.