Harper

Take Harper with you.

Use Harper in your favorite apps and browsers. Good grammar goes where you are.

Harper Desktop macOS, every text field, system-wide. Install → Chrome Chrome Web Store extension. Install →
Or browse 12 other integrations ↓
Harper Desktop macOS 14+ Install → Obsidian Obsidian plugin Install → WordPress WordPress 6.2+ Install → Chrome Chrome, Edge, Brave Install → Firefox Firefox 102+ Install → Visual Studio Code VS Code, Cursor Install → Neovim Neovim 0.10+ View docs → Zed Zed editor View docs → Helix Helix editor View docs → Emacs Emacs 28+ View docs → Sublime Text Sublime Text 4 View docs → Language server LSP, any editor View docs → JavaScript library Node, Bun, Browser View docs → Rust crate Rust crate View docs →