Using Herb in Editors

The Herb Language Server provides intelligent language features for HTML+ERB files across multiple editors. With built-in support for diagnostics, syntax highlighting, and upcoming formatting capabilities, you can enhance your ERB development workflow in your favorite editor.

Available Integrations

• Cursor - Available through the Open VSX Registry
• Helix - Terminal-based modal editor with built-in LSP support
• Neovim - LSP configuration with multiple setup options
• Sublime Text - LSP configuration using Sublime LSP
• Vim - Traditional Vim integration
• Visual Studio Code - Full-featured extension available on the Visual Studio Marketplace
• Zed - Built into the official Ruby extension

Planned Support

• RubyMine - JetBrains IDE support (not yet available)

Manual Installation

For editors not listed above, you can use the Herb Language Server with any editor that supports the Language Server Protocol.

Install globally

npm

npm install -g @herb-tools/language-server

yarn 1

yarn global add @herb-tools/language-server

yarn 4

yarn dlx -q @herb-tools/language-server --stdio

pnpm

pnpm add -g @herb-tools/language-server

bun

bun add -g @herb-tools/language-server

Run the server

herb-language-server --stdio

Options

Usage: herb-language-server [options]

Options:
  --stdio          use stdio
  --node-ipc       use node-ipc
  --socket=<port>  use socket

Quick Start with NPX

Run without installing:

npx @herb-tools/language-server --stdio