# Built-in tooling Deno provides some built in tooling that is useful when working with JavaScript and TypeScript: - [bundler (`deno bundle`)](./tools/bundler.md) - [dependency inspector (`deno info`)](./tools/dependency_inspector.md) - [documentation generator (`deno doc`)](./tools/documentation_generator.md) - [formatter (`deno fmt`)](./tools/formatter.md) - [test runner (`deno test`)](./testing.md) - [linter (`deno lint`)](./tools/linter.md)