WordCounter.net - Count words, sentences, paragraphs etc.
ML5.js - Friendly machine learning for the web
Word Count Tools - The must-have free word counter that provides an extensive report about the word count, character count, keyword density, readability & many other useful stats.
Machine Learning Playground - Breathtaking visuals for learning ML techniques.
NimbleText - NimbleText is a text manipulation and code generation tool available online or as a free download.
ML Image Classifier - Quickly train custom machine learning models in your browser