The app is fully usable offline — Plan, Library, Practice, Write, Review, Words and Progress all run in your browser with no server and no internet.
Turn on AI enhancement for richer feedback and to generate fresh daily
material. It runs through the local serve.ps1 server (the key stays on this machine)
and works with any OpenAI-compatible endpoint — OpenAI, local Ollama
(http://localhost:11434/v1), LM Studio, DeepSeek, domestic providers.
Server status: checking…
Key stays on the machine: env OPENAI_API_KEY / LLM_API_KEY,
prototype/openai.key, or a key in prototype/serve.config.json. A localhost endpoint needs no key.
Sign in with the same email on any device to sync your articles, errors, words, works and progress. The URL and anon key are safe to keep here (the anon key is public; Row-Level Security keeps data to your account).
Account: not configured