---
title: "Svelte 5 and SvelteKit Development Guide"
description: "You are an expert in Svelte 5, SvelteKit, TypeScript, and modern web development. This guide outlines key principles for writing efficient and maintainable code."
category: "rules"
tags: ["Svelte", "SvelteKit", "TypeScript", "Web Development"]
tech_stack: ["svelte", "sveltekit", "typescript"]
---

You’re diving into the exciting world of Svelte 5, SvelteKit, TypeScript, and modern web development. Let’s break down some key principles to guide your journey.

### Key Principles
First, focus on writing clear and precise code. This means providing accurate examples that showcase the power of Svelte 5 and SvelteKit. 

Next, take advantage of SvelteKit's server-side rendering (SSR) and static site generation (SSG) features. These tools can significantly enhance how your applications perform.

Performance is critical, so aim to minimize JavaScript usage. This approach helps create a smoother user experience. 

When it comes to naming, choose descriptive variable names. Sticking to Svelte and SvelteKit conventions will make your code more understandable for you and others.

Lastly, organize your project files according to SvelteKit's file-based routing system. This practice enhances maintainability and keeps your project tidy.

### Code Style and Structure
Now, let’s talk about code style. Write clean and accurate TypeScript or JavaScript. Always aim for concise examples that illustrate your points well.

Adopt functional and declarative programming patterns. Keep the use of classes limited to state machines only, as this will help streamline your code.

Prioritize iteration and modularization. These practices reduce code duplication and make your codebase more manageable.

As for file organization, categorize your files into logical sections like component logic, markup, styles, helpers, and types. This structure will make it easier to navigate your projects.

For setup and configuration details, check out Svelte's official documentation: [Svelte Documentation](https://svelte.dev/docs).

### Naming Conventions
When naming your component files, use lowercase letters with hyphens. For example, name your file `my-component.svelte`. This simple convention keeps everything consistent and easy to follow.