Free Chrome Extension Generator
Use our free Chrome extension generator to build Manifest V3 boilerplates with popups, background scripts, and permissions. Download your starter zip today.
About Chrome Extension Generator
The Chrome Extension Generator helps developers quickly scaffold browser extensions without manually writing configuration files from scratch. Configure your extension name, permissions, background service workers, and popup settings to create a standards-compliant Manifest V3 project in seconds.
Ideal for frontend developers, students, and hobbyists, this browser-based tool runs entirely on your device. Generate clean, ready-to-load boilerplate code without installing external CLI tools or creating an account.
Key features
- Generates complete Manifest V3 compatible JSON configurations.
- Optional popup window scaffolding with HTML, CSS, and JavaScript.
- Quick selection for common browser permissions and host access.
- Includes background service worker and content script templates.
- Downloads a pre-structured ZIP package ready for immediate browser loading.
- Processes code locally in your browser with zero data retention.
How to use Chrome Extension Generator
- Enter your extension name, version number, and description.
- Select required permissions, host patterns, and browser API options.
- Choose optional components such as popup windows or background workers.
- Review the generated manifest and starter file structure.
- Download the ready-to-use ZIP archive and extract it locally.
Who is it for?
- Web developers prototyping new browser tools or automation scripts quickly.
- Students and educators learning the fundamentals of Manifest V3 development.
- QA engineers creating lightweight custom testing extensions for internal sites.
- Freelancers creating standardized extension boilerplates for client projects.
Frequently asked questions
What is Manifest V3?
Manifest V3 is Google Chrome's modern extension specification. It improves security, privacy, and performance by introducing service workers and requiring declarative network requests instead of blocking web requests.
Does this generator support Manifest V2?
No, this tool exclusively generates Manifest V3 extensions, which is the current requirement for extensions submitted to the Chrome Web Store.
How do I test the generated extension in Chrome?
Extract the downloaded ZIP file, navigate to chrome://extensions in your browser, enable Developer Mode in the top right, and click Load unpacked to select your extension directory.
Is the Chrome extension generator free to use?
Yes, this tool is completely free and requires no account registration or software installation.
Can I use the generated extension in other browsers?
Yes, extensions built using Manifest V3 are compatible with other Chromium-based browsers, including Microsoft Edge, Brave, and Opera.