AI Writing Workspace

Cotabby is local AI autocomplete for your entire Mac. Open source. On device. Everywhere you type

Draft and rewrite text by voice in your own writing style

Local-first Markdown editor that lets users and their existing AI agents co-edit the same files

System-wide Mac AI autocomplete that works in every text field, runs locally, and keeps writing on the user's device

AI writing partner for fiction authors, supporting story ideation, scene expansion, rewriting, and creative drafting

Caret is an AI that sees what is on your screen and offers tab-to-complete writing across apps on Mac

Local AI autocomplete for Mac that works across Mail, Slack, Notes, documents, and prompts without cloud API calls

Turn existing creator content into a transparent, publish-ready book

Review AI agent Markdown drafts with comments and accepted changes