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Make sure your websites are pixel perfect with your designs PIXEL PERFECT DESIGN OVERLAY Make your web development pixel-perfect with this essential design overlay tool for developers and designers. Built by the team at workflow.design - the tool that lets you easily collect design feedback, markup, and annotations from clients and team members on your live websites, Figma, videos, presentations and images. Check it out at https://workflow.design 🎯 KEY FEATURES: • Overlay design images on any webpage with precise positioning • Real-time opacity and scale controls with live preview • Automatic Retina display detection for perfect sizing • Keyboard shortcuts for precise movement (hold Shift for large steps) • Click-to-edit scale percentages for exact values • Persistent settings - remembers your preferences across sessions • Clean, professional greyscale interface 🔧 HOW IT WORKS: 1. Upload or paste your design image 2. Click "Insert" to overlay it on any webpage 3. Use the floating control panel to adjust position, opacity, and scale 4. Move with arrow keys or on-screen controls 5. Settings automatically save for future use ⚡ PERFECT FOR: • Frontend developers comparing designs to implementation • UI/UX designers checking pixel-perfect accuracy • Web designers ensuring layout precision • QA testers validating design specifications • Anyone who needs precise design-to-code comparison 🛡️ PRIVACY & SECURITY: • No data collection or tracking • No external network requests • Works entirely locally in your browser • Minimal permissions for maximum security • Open source friendly architecture 🚀 PROFESSIONAL FEATURES: • Supports all image formats (PNG, JPG, SVG, etc.) • High-DPI display optimization (Retina support) • Non-destructive overlay - doesn't affect webpage functionality • Smooth animations and transitions • Intuitive keyboard controls Transform your design workflow and achieve pixel-perfect results every time. Essential for any developer or designer who cares about precision. Love this extension? Check out workflow.design to make getting design feedback effortless.
PerfectPixel by WellDoneCode (pixel perfect)
Drop your mockup on the live page for pixel-perfect comparison with your code. PerfectPixel adds a semi-transparent image overlay on top of any web page, letting you compare your frontend implementation against the original design mockup directly in the browser. Upload a design comp, adjust opacity, and immediately see where your code diverges from the spec — with pixel-perfect accuracy. No more switching between tabs or squinting at two screens side by side. How it works: install the extension, open any page, and drop in an image — drag and drop, paste a URL, paste from clipboard, or use the file picker. Position and scale the overlay, then adjust opacity to compare. - Overlay any PNG, JPG, or SVG on any web page - Adjustable opacity for real-time visual comparison - 4 blend modes (Difference, Invert, Multiply, Overlay) plus Normal — each useful for catching different types of mismatches - Lock the overlay to click through it and interact with page elements underneath - Per-domain persistence: your layers stay saved per site and restore automatically across browser sessions - Multiple layers per domain - Scaling, repositioning, and centering controls - Keyboard shortcuts for common actions - Unlimited simultaneous layers (free tier supports 2) - Folders to group layers - Layer rotation - Dark theme - Custom icon, accent color, and custom CSS Built for frontend developers, QA engineers, agencies, and development teams who need to verify that what they shipped matches what was designed. 350,000+ developers. 10+ years on the Chrome Web Store.
Pixel Perfect Pro
The Pixel Perfect Pro Extension for Browsers is an invaluable tool for web designers and developers. With this extension, users can easily and accurately overlay their web designs on the existing web page, making sure that all the planned design elements and styling match up perfectly. The extension is compatible with all major browsers, so no matter what browser a user is using, they can be sure that their designs will look perfect. Using this extension is easy and straightforward. First, open the page you want to work with and then open the Pixel Perfect Pro Extension. You can then choose the design you want to overlay and the extension will automatically display it over the web page. You can position the design elements, adjust the size and check that all the planned elements are in place. It offers a wide range of features: 1. unlimited layers, 2. inversion and scaling, 3. horizontal and vertical alignments, 4. splitting images for each website, 5. support for large images up to 50 MB, 6. drag and drop file uploads, 7. keyboard arrow and mouse wheel support when focused on an input, 8. minimal space needed for development panels, 9. a ruler for accurate measurements. With Pixel Perfect Pro, you can save time and energy creating flawless websites with perfect pixel-level accuracy. Overall, the Pixel Perfect Extension for Browsers is an incredibly useful tool for web designers and developers who want to quickly and accurately check that their designs match up with the existing web page.
Pixelate
Toggle pixel-perfect image rendering on webpages and files Have you ever zoomed in on pixel art in Chrome, only to find it extremely blurry? This extension offers the ability to quickly enable or disable pixel-perfect image rendering to maintain sharp pixels when zooming in. It is comparable to the nearest-neighbor interpolation option in most graphics programs. Supports images on websites and individual image files opened in Chrome (local and web). To enable for local files, activate the "Allow access to file URLs" option in the extension settings. *Note: Not supported for images on the Chrome Web Store or in Chrome settings menus.
PixGrid Ruler
Your Pixel-Perfect Ruler for Measuring Web Elements Introducing PixGrid: Your Ultimate Pixel-Perfect Ruler for Web Element Measurements Discover PixGrid, the browser extension designed to enhance your web browsing experience with pinpoint precision. Whether you're a designer, developer, or simply someone who values accuracy, PixGrid is your go-to tool for measuring web elements effortlessly. Features: 📏 Ruler Tool: Get pixel-perfect measurements with our intuitive ruler feature. Say goodbye to estimation and hello to precision. 🔍 Measure Web Elements: Seamlessly measure elements on web pages with a ruler tool to ensure your designs align perfectly and your layouts are on point. 🖱️ Free Selection: Enjoy the freedom to select with the ruler any element on a webpage and instantly measure its size with ease. ⌨️ Keyboard Shortcuts: Navigate through measurements swiftly using convenient keyboard shortcuts, streamlining your workflow. 🎨 Designers: Perfect for ensuring your designs are pixel-perfect and align seamlessly with your vision. 💻 Developers: Streamline your coding process by accurately measuring and placing web elements in the right spots. 📐 Professionals: Architects, photographers, and other professionals can rely on PixGrid for precise measurements on web content. 📚 Students: Ideal for learning about web design and development, giving you the tools to practice and grow. Elevate your browsing experience today with PixGrid – where precision meets simplicity. Try it now and experience the future of accurate web element measurement.
