Google Sheets + MonkeyLearn - Power up your Google Sheets with text analysis
Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!
SheetHacks by Polymer Search - Discover the best tips & tricks for Google Sheets & Excel
Landing UI Kit - Handcrafted UI components for landing pages
Flookup - Fuzzy lookup, highlight and remove duplicates from your datasets
Pigeon for Gmail - A powerful CRM and automation suite built inside Gmail.