express-modular-esm Template

A modular Express.js backend template in JavaScript using ES Modules (ESM). It includes a structured folder layout for configuration, middlewares, modules, and utilities — ideal for scalable or organized backend projects.


When to Use

  • You want a modular Express server in JavaScript.
  • Prefer ES Module syntax (import / export).
  • Suitable for medium to large projects needing clear separation of concerns.
  • Ideal for modern Node.js environments using "type": "module" in package.json.

Installation

Scaffold the template using Servest:

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This will create a new project in the servest-project folder with all required files.

For detailed installation instructions, see the create-servest guide


Run Commands

Start in development mode (auto-reloads using Node.js built-in --watch mode)

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Start in production mode

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The server will run on the port specified in .env (default: 3000).


Folder Structure

express-modular-esm

src/app.js

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src/server.js

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src/app/config/index.js

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Pre-installed Packages

PackagePurpose
expressCore server framework
corsEnable Cross-Origin Resource Sharing
express-error-toolkitHandles All Express Errors
http-status-toolkitStandard HTTP status codes

Try It Online

Click the link to open the template in StackBlitz, edit code, and run the server instantly in your browser:

Open express-modular-esm on StackBlitz