DevToolKit

Docker Compose Generator — Create docker-compose.yml Online [2026]

Build docker-compose.yml visually: add services, ports, volumes, env vars, and dependencies. Pre-built templates for MERN, LAMP, WordPress, Redis+Node, PostgreSQL+Django. Free, browser-based.

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Select a template above or click "Add Service" to get started.

What is Docker Compose Generator?

Docker Compose Generator is a free online tool that helps you create docker-compose.yml files through an interactive form interface. Docker Compose is a tool for defining and running multi-container Docker applications. Instead of manually writing YAML syntax, this tool lets you visually configure services, networks, volumes, and dependencies, then generates a valid docker-compose.yml file.

How to Use Docker Compose Generator

Start by selecting a pre-built template (MERN, LAMP, WordPress, Redis+Node, or PostgreSQL+Django) or build from scratch. Click "Add Service" to add a new container service. For each service, configure the image name, container name, exposed ports (host:container), volume mounts, environment variables, and service dependencies (depends_on). The docker-compose.yml output updates in real time on the right panel. Copy the generated YAML or download it as a docker-compose.yml file.

How Docker Compose Generator Works

The tool maintains a list of service definitions in the browser state. Each service has configurable properties: image, container_name, ports (mapped as host:container), volumes (host:container paths), environment variables (KEY=VALUE pairs), and depends_on (other service names). When you modify any service, the tool serializes the entire configuration into valid YAML format following the Docker Compose file specification (version 3.8). Templates pre-populate common multi-service configurations.

Common Use Cases

  • Quickly scaffolding a multi-container development environment
  • Creating Docker Compose files for common stacks like MERN or LAMP
  • Setting up WordPress with a MySQL database in Docker
  • Configuring microservice dependencies with depends_on
  • Generating docker-compose.yml for CI/CD pipeline testing
  • Learning Docker Compose syntax by building configurations visually

Frequently Asked Questions

What Docker Compose version does this generate?▼

The tool generates docker-compose.yml files using the Compose Specification format (version 3.8), which is compatible with Docker Compose V2 and Docker Desktop.

What pre-built templates are available?▼

The tool includes templates for MERN stack (MongoDB, Express, React, Node.js), LAMP stack (Linux, Apache, MySQL, PHP), WordPress with MySQL, Redis with Node.js, and PostgreSQL with Django. Each template pre-configures services with common settings.

Can I add custom services?▼

Yes. Click "Add Service" to create a blank service, then fill in the image, ports, volumes, environment variables, and dependencies. You can mix template services with custom ones.

Can I download the generated file?▼

Yes. Use the Download button to save the generated configuration as a docker-compose.yml file that you can place in your project directory.

Does it support Docker networks?▼

The generated file uses Docker Compose default networking, which automatically creates a network for all services in the file. Services can reach each other by their service name as the hostname.

Is my configuration data sent to a server?▼

No. All generation happens entirely in your browser. Your configuration never leaves your machine.

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