The Complete Svelte 5 Guide

The ultimate guide for the most beloved JavaScript framework.

Svelte released a new @attach feature, which is the onMount for elements that replaces Svelte actions.

Learn how to catch errors during rendering with Svelte error boundaries.

Learn how to avoid leaking user data and safely share state from the server between components in SvelteKit.

Learn how to share state without props and events using the Svelte Context API.

Learn how to use async functions inside effects in Svelte.

Using React-only libraries like Excalidraw in Svelte.

Learn different ways you can export and share reactive state in Svelte 5.

Learn how to make a custom Markdoc renderer for Svelte.

Using the framework agnostic Shiki Magic Move library in Svelte for smoothly animated code blocks.