sveltekit

Guide SvelteKit development from file-based routing to adapter deployment.

6|1|Updated Feb 27, 2026
One-click install
npx skills add https://github.com/RepairYourTech/cfsa-antigravity --skill sveltekit
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: sveltekit
Source: https://github.com/RepairYourTech/cfsa-antigravity/tree/main/.agent/skill-library/stack/frameworks/sveltekit
Command: npx skills add https://github.com/RepairYourTech/cfsa-antigravity --skill sveltekit

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill provides a comprehensive guide and best practices for developing robust applications using the SvelteKit framework, streamlining development from routing to deployment.

Core Features & Use Cases

  • File-based Routing: Understand dynamic routes, parameter matchers, and route groups.
  • Data Loading: Implement server and universal load functions for efficient data fetching.
  • Form Actions: Handle form submissions with server-side validation and progressive enhancement.
  • Server Hooks: Secure your application with authentication, security headers, and error handling.
  • Deployment: Configure adapters for various deployment targets.
  • Use Case: Develop a full-stack SvelteKit blog application with dynamic post routing, user authentication via server hooks, and form actions for creating new posts.

Quick Start

Use the sveltekit skill to generate a new SvelteKit project structure and basic route files.

Frequently Asked Questions about sveltekit

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I handle form submissions with validation in SvelteKit?

Handle SvelteKit form submissions by defining form actions in your route's server file. You can implement server-side validation and progressive enhancement to manage data mutations securely while providing a smooth user experience.

What is the best way to load data on both server and client in SvelteKit?

The best way to load data in SvelteKit is by using server and universal load functions. This approach ensures efficient data fetching for your application, allowing you to manage data dependencies effectively across different environments.

How do I secure authentication using server hooks in SvelteKit?

Secure SvelteKit authentication by implementing server hooks to intercept requests. You can manage user sessions, apply security headers, and centralize error handling to protect your application endpoints before they load.

How do I configure SvelteKit adapters for production deployment?

Configure SvelteKit deployment by installing and setting up the appropriate adapter for your target environment. Adapters transform your application output to match specific platform requirements, ensuring your prerendered or SSR application deploys correctly.

Can I use TypeScript with SvelteKit for full-stack web development?

Yes, you can use TypeScript with SvelteKit for full-stack web development. The framework supports TypeScript natively, allowing you to write strongly typed frontend and backend logic within your application structure.

How do I manage environment variables and error handling in SvelteKit?

Manage SvelteKit environment variables by defining them in configuration files and accessing them securely. You can implement structured error handling to catch issues during data loading or server-side processing, returning appropriate HTTP responses.