# Column Guide Overlay

> Check a layout against real guides: adjustable columns and gutters, an 8px rhythm grid, and a one-click outline mode that shows every box on the page.

Canonical page: [https://chrome-stats.com/d/column-guide-overlay](https://chrome-stats.com/d/column-guide-overlay)

## Overview

- **ID:** `column-guide-overlay`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Ameerocon N
- **Category:** web-development,photos-music-videos,social-communication
- **Version:** 5.3.5
- **Last updated:** 2026-08-25
- **First published:** 2026-08-22
- **Size:** 18 KB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/column-guide-overlay/)

## Rankings

- #144,019 — Overall
- #44 — column
- #127 — guide
- #222 — overlay

## Permissions and access

### Permissions

- `activeTab`
- `storage`

## Safety

- **Risk impact:** Very low risk impact
- **Risk likelihood:** High risk likelihood

### Analysis details

- This extension was recently updated in the past month. New updates may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/column-guide-overlay)