Examples/Chrome Extension
    Chrome Extension

    Chrome Extension Examples & Inspiration

    Browser extensions that solve real problems

    $1,500 - $8,000 2-6 weeks

    Chrome extensions extend browser functionality to solve specific problems. At M3L Software, we've built and published a 5-star rated Chrome extension (LinkedIn Feed Blocker) and help clients build extensions that enhance productivity, integrate with web services, and automate repetitive tasks.

    Why Build This?

    Chrome extensions have low distribution friction (Chrome Web Store), high daily active usage (they're always in the browser), and can be powerful lead generation tools for SaaS products.

    Example Projects

    Productivity Chrome Extension

    A browser extension that blocks distracting content, tracks focused work time, and provides productivity analytics.

    Key Features:

    • Configurable content blocking rules
    • Focus timer with Pomodoro mode
    • Daily/weekly productivity statistics
    • Custom blocklist management
    • Sync across devices
    • Keyboard shortcuts
    TypeScriptChrome Extension APIReactChrome Storage

    SaaS Integration Extension

    A Chrome extension that integrates with your SaaS product, enabling users to interact with your platform from any web page.

    Key Features:

    • Context menu integration
    • Page content extraction
    • One-click data saving to your SaaS
    • Authentication with your platform
    • Real-time notifications
    • Keyboard shortcuts
    TypeScriptReactFastAPIChrome Extension API

    Web Scraping & Automation Extension

    An extension for automating repetitive web tasks like data extraction, form filling, and multi-step workflows.

    Key Features:

    • Visual workflow builder
    • Data extraction from web pages
    • Automated form filling
    • Multi-step task automation
    • Export data (CSV, JSON)
    • Scheduled automation
    TypeScriptReactChrome Extension APIFastAPI

    Essential Features

    Manifest V3 compliance
    TypeScript for type safety
    React-based popup/options UI
    Background service worker
    Content script injection
    Chrome Storage API sync
    Keyboard shortcuts
    Chrome Web Store publishing

    Recommended Tech Stack

    TypeScriptReactChrome Extension APIVite

    FAQ

    How much does a Chrome extension cost?

    Simple extensions (popup + basic functionality) cost $1,500-$3,000. Complex extensions with backend integration and advanced features cost $3,000-$8,000.

    Can you publish to the Chrome Web Store?

    Yes! We handle the entire process: development, testing, Chrome Web Store listing creation, and submission. We've done it successfully with a 5-star rated extension.

    Do you build Firefox extensions too?

    Yes. We can build cross-browser extensions that work on Chrome, Firefox, and Edge using the WebExtension API standard.

    Related Examples

    Ready to Build Your Chrome Extension?

    Estimated cost: $1,500 - $8,000 | Timeline: 2-6 weeks

    Founding clients get 50% off their first project.

    Have a Project in Mind?

    Book a free 30-minute call to discuss your project. No sales pitch — just honest technical guidance from a senior engineer.

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