# Gripper - DevTools for Designers

> A powerful browser extension for developers and designers. Inspect elements, pick colors, analyze typography, and export assets.

Canonical page: [https://chrome-stats.com/d/gripper-devtools-for-designers](https://chrome-stats.com/d/gripper-devtools-for-designers)

## Overview

- **ID:** `gripper-devtools-for-designers`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** isboyjc
- **Category:** web-development
- **Daily users:** 3
- **Weekly downloads:** 1
- **Version:** 1.0.4
- **Last updated:** 2026-01-05
- **First published:** 2025-12-31
- **Size:** 3.23 MB
- **Data as of:** 2026-09-10
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/gripper-devtools-for-designers/)
- **Website:** [https://gripper.isboyjc.com](https://gripper.isboyjc.com/)

## Description

Gripper - Your Essential DevTools Companion

Gripper is a powerful browser extension designed for developers and designers, integrating multiple practical web design and development features to make your work more efficient.

✨ Core Features

🎯 Element Inspector
Click any element to view detailed CSS properties, real-time display of element dimensions, position, and computed styles, with parent/child element navigation support.

🎨 Color Picker
Pick colors from anywhere on the page, magnified preview for precise pixel color selection, auto-copy color values to clipboard (supports HEX, RGB, HSL formats).

📸 Screenshot Tool
Capture screenshots of any element, customizable watermark and timestamp, optional grid overlay, one-click export of high-quality screenshots.

🔤 Typography Analysis
Analyze detailed font information on pages, display font family, size, weight, line height, and letter spacing, quickly understand page typography design.

📐 Box Model Viewer
Visualize element margin, border, padding, and content, interactive display for clear layout understanding, help understand CSS box model.

📦 Asset Export
One-click export of images and SVGs from pages, batch export functionality for improved efficiency, maintain original quality.

🔍 Element Search
Search elements by tag, class, or ID, keyboard navigation support for quick positioning, highlight matching results.

📋 Side Panel
View detailed element information in browser side panel, doesn't obstruct page content for smoother workflow.

⌨️ Keyboard Shortcuts
- V - Toggle Inspector Mode
- I - Color Picker
- F - Element Search
- S - Toggle Side Panel
- A - Inspect All Elements
- ↑/↓ - Select Parent/Child Element
- P - Pause/Resume
- Esc - Close Extension

🌙 Theme Support
Auto-detect system theme preference, manual dark/light mode toggle, eye-friendly design for extended use.

🌍 Multi-language Support
Full support for English and Chinese (Simplified), auto-detect browser language settings, manual language switch in settings.

🔒 Per-Tab State
Each browser tab has independent extension state, allowing seamless switching between different pages.

💪 Modern Technology
Built with React 19, TypeScript, and Tailwind CSS v4 for excellent performance and smooth experience.

## Rankings

- #54,334 — Overall
- #228 — ad skipper

## Permissions and access

### Permissions

- `activeTab`
- `storage`
- `downloads`

### Host permissions

- `<all_urls>`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension has low user count. Unpopular extensions 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/gripper-devtools-for-designers)