Ravan

The Open-Source, Privacy-First Writing Co-pilot & Language Tutor.

What is Ravan?

Ravan is a desktop app that helps non-native English speakers write better — everywhere. Select text in any app, hit a shortcut, and get instant grammar corrections with explanations that help you learn.

Features

• Quick Mode — System-wide popup for instant corrections in any app
• Editor Mode — Distraction-free writing environment
• Smart Learning — Every correction is tracked and categorized, showing your patterns and progress over time
• Privacy-First — Use local models, your own API keys, or Ravan Cloud

Tech Stack

• Tauri v2 (Rust)
• React + TypeScript
• TipTap (Editor)
• Zustand (State)
• Tailwind CSS + Shadcn UI

Development

Prerequisites

• Rust
• Node.js (v20+)
• pnpm

Setup

pnpm install
pnpm tauri dev

Build

pnpm tauri build

License

MIT