Composition Grid: Rule of Thirds & More troch ngocquy.dev

A lightweight Chrome & Microsoft Edge & Firefox extension that overlays Rule of Thirds, Golden Ratio, Fibonacci Spiral, and Golden Triangle composition grids directly onto images and video on any website. Perfect for photographers, designers, and visual artists who want to analyze compositional balance without leaving the browser.

Keyboard Shortcuts:
Alt+I — Toggle image overlay
Alt+V — Toggle video overlay
Alt+L — Switch between solid and dashed lines
Alt+C — Quick color toggle (Applied to lines & dots)

This project is Open Source and open to contributions from the community! You can find the source code, report bugs, or suggest new grid types on our GitHub repository.

GitHub Repository: https://github.com/ngocquy020196/composition-grid
License: MIT