Buildplaybooks

Buildplaybooks, operating as Playbook, makes a Chrome extension that provides AI-powered writing help directly on webpages. Users can highlight text to rewrite it, apply saved prompts, and build reusable Playbooks; the extension also offers AI chat and improvements for grammar, spelling, clarity, translation, and summarization. Its web app supports shared prompt libraries for individuals and teams, helping users improve written communication without switching tabs or copying text.