index.md

---

title: rel=modulepreload
slug: Web/HTML/Attributes/rel/modulepreload
page-type: html-attribute-value
browser-compat: html.elements.link.rel.modulepreload

---

{{HTMLSidebar}}

The modulepreload keyword for the {{HTMLAttrxRef("rel", "link")}} attribute of the {{HTMLElement("link")}} element provides a declarative way to preemptively fetch a module script and its dependencies, and store them in the document's module map for later evaluation.

Specifications

{{Specifications}}

Browser compatibility

{{Compat}}