A Chrome extension to visualize and customize grid layouts on webpages
Users
207
+7 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
4
0 in 30 days
Store rank
#63K
#53K among extensions
Version
1.2.0
updated 2 Mar 2026
Users
monthly, 16 months
Latest, 15 Oct 2026:207 usersMove the mouse over the chart for any month
Ratings count
monthly, 16 months
Latest, 15 Oct 2026:4 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Layout Grid Visualizer
🟦 Layout Grid Visualizer 🟦
A must-have Chrome extension for web developers and designers! Instantly overlay a fully customizable grid on any webpage to visualize, debug, and perfect your responsive layouts.
✨ Key Features:
🛠️ Customizable Grid Settings: Adjust grid width, number of columns, gutter size, color, and opacity to match your design system.
🧩 Split Grid Mode: Define custom column widths for advanced, non-uniform grid layouts.
🖱️ Grid Clickability Toggle: Make the overlay interactive or pass-through for seamless page interaction.
🎹 Keyboard Navigation: Move and position the grid overlay precisely using arrow keys (with Shift for larger steps).
🎹 Keyboard Shortcut: Toggle grid overlay with Alt+Shift+G — no popup needed.
💾 Persistent Overlay Position: The grid’s position is saved and restored per tab for a consistent workflow.
🛡️ Auto-correction & Tooltips: Invalid values are auto-corrected with helpful tooltips.
♿ Accessibility: Fully keyboard navigable with ARIA labels for an inclusive experience.
⚡ Instant Feedback: All changes update the grid in real time.
🔄 Reset to Defaults: One-click reset for all settings, including split grid state.
🚀 Performance Optimized: Efficient DOM updates and storage for a smooth experience.
🚀 How It Works:
1️⃣ Click the Layout Grid Visualizer icon in your Chrome toolbar.
2️⃣ Instantly overlay a grid on any webpage.
3️⃣ Customize grid settings and modes to fit your needs.
4️⃣ Use keyboard shortcuts or drag to reposition the overlay.
5️⃣ Toggle the grid on/off or reset to defaults anytime.
🌟 Why Choose Layout Grid Visualizer?
Whether you’re building a new layout, debugging CSS, or reviewing responsive breakpoints, this extension gives you the power and flexibility to see your grids in action—no code changes required!
🔒 Privacy:
No data is collected or shared. All settings are stored locally in your browser.
🔗 GitHub Source: https://github.com/grohon/layout-grid-visualizer
Growth
Window
Users
Change
Ratings
Rating
7 days
0
+0.0%
0
0.00
30 days
+7
+3.5%
0
0.00
6 months
+76
+58.0%
0
0.00
1 year
+136
+191.5%
0
0.00
Chrome Web Store search rankings
Where Layout Grid Visualizer appears when people search the store, with the 30 day change