What are some essential VS Code extensions for web development?
Jul 03, 2025 am 12:59 AMFive essential extensions to VS Code include Prettier, Live Server, ESLint, Auto Rename Tag, and Path Intellisense, which significantly improve web development efficiency. 1. Prettier can automatically format code and support multiple languages. It can be customized with .prettierrc and work in conjunction with ESLint; 2. Live Server provides local development server and hot update functions, right-click the HTML file to quickly preview and refresh the page automatically; 3. ESLint is a mainstream syntax checking tool that prompts potential errors in real time and unify coding specifications, and can also be used with Prettier; 4. Auto Rename Tag automatically synchronizes the closing tags when modifying HTML tag names to reduce manual errors; 5. Path Intellisense supports automatic path completion, suitable for multiple file types, especially suitable for large projects or deep directory structures. These extensions combined with configuration files can achieve project-level unification, and can greatly improve development efficiency after proficiency.
If you are doing web development, VS Code has almost become the standard editor. But VS Code alone is not enough. Installing a few useful extensions can double your efficiency. The following extensions are basically the "resident guests" in the front-end developer toolbox.
1. Prettier - Code Format Artifact
When writing code, the most fear of inconsistent styles, especially when multiple people collaborate. Prettier is a tool that helps you automatically format, supporting almost all front-end related languages ??such as HTML, CSS, JavaScript, TypeScript, React, etc.
- After installation, you can set automatic formatting (Save Action) during saving, so that your code will be neat as soon as you Ctrl S.
- You can customize the format rules with
.prettierrc
files, such as single or double quotes, whether to add a semicolon at the end, etc. - If you already have ESLint in your project, you can also let Prettier and ESLint work together to avoid conflicts.
2. Live Server - Fast local development server
Sometimes you just want to preview an HTML page quickly and don’t want to use local services, and Live Server comes in handy. It will set up a development server locally and support hot updates.
- Right-click the HTML file and select "Open with Live Server", and the browser will automatically open the page.
- After the code is saved, the page will be automatically refreshed, which is particularly convenient for debugging.
- No additional Node.js or other dependencies are required, and it is available out of the box.
3. ESLint - Syntax checking of JavaScript/TypeScript
ESLint is a mainstream code quality detection tool in the front-end circle. It can help you discover potential errors and unify team coding specifications.
- After installation, the
.eslintrc
configuration file in the project will be read by default. - When writing code, you can prompt problems in real time, such as unused variables, unused function parameters, or using APIs that should not be used.
- You can use it with Prettier to get the format and specifications together.
4. Auto Rename Tag - Automatically rename tags
Although this extension is small, it is useful for HTML writers. When you modify a tag name, it will automatically synchronize the closed tags.
- For example, if you write
<div> and change it to <code><section></section>
, the closed tag will also change. - Especially useful for deep nested and complex structured templates, reducing the risk of manual error correction.
- After entering
./
the file and folder options in the current directory will pop up. - Supports various file types such as JS, TS, CSS, HTML, etc.
- Very friendly to large projects or deep directory structures.
5. Path Intellisense - Automatic path completion
When writing import or referring to image paths, Path Intellisense can automatically complete the path, saving the hassle of manual input.
Together, these extensions can basically meet most of the needs of daily web development. You can use it according to your own technology stack combination, and some can even be project-level unified with configuration files. Basically, that's all. Don't look at it much, but using it can really improve a lot of efficiency.
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