Reference

Copy page

View Page as MarkdownOpen the Markdown file in a new tabOpen in ClaudeAsk Claude about this page

The reference section is for looking things up: every deno subcommand, every configuration field, the standard library, and the runtime APIs.

Command line Jump to heading#

• CLI reference. Every deno subcommand, its flags, and examples.

Configuration Jump to heading#

• deno.json. The full configuration file reference.
• Environment variables. Environment variables Deno reads.
• Permissions. The --allow/--deny flags and the permission model.

APIs and libraries Jump to heading#

• Standard library. Deno's audited standard modules.
• Deno API reference. The built-in Deno.* namespace.
• Web platform APIs. The web globals Deno implements.

Editor and tooling Jump to heading#

• LSP integration. Wire up the language server in any editor.
• Deno & VS Code. The official VS Code extension.