Lexicon: capabilities, use cases, and sources
Lexicon is a free, open-source Grammarly alternative and local-first writing app for Windows, macOS & Linux with offline grammar checking, local AI rewrites, and clean PDF export. No accounts.
About this tool
Lexicon is a free, open-source Grammarly alternative and local-first writing app for Windows, macOS & Linux with offline grammar checking, local AI rewrites, and clean PDF export. No accounts. Key features: Google Docs is not supported yet., A distraction-free desktop editor with local proofreading on demand, local-first Lex rewrites, The editor is the product, GitHub stars 01 · Write The Editor A calm canvas for first drafts Headings, lists, tasks, tables, and images, plus / slash commands and local auto-save, external AI servers are optional and user-configured, Use a downloaded local model on supported builds or a server that you configure, The Browser Extension Beta Proofread across supported web fields, Lexicon for Chrome & Firefox checks supported visible editable fields, including supported frames, on pages where you grant access.