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Easy DNS lookup
- 4.1
- Free
Efficient DNS Query Tool for Firefox

Trello Card ID
- 4.6
- Subscription
Trello Card ID Add-on for Firefox

Toggle View Source
- 4.6
- Subscription
Efficient Source Code Viewer for Firefox

Clipboard History IO
- 4.9
- Subscription
Comprehensive Clipboard Management for Firefox

EcoIndex.fr
- 4.1
- Subscription
EcoIndex.fr: Streamlined Web Performance Insights

LanguageTool Website Spellcheck - LTWS
- 4.8
- Subscription
Comprehensive Spellchecking Tool for Firefox Users

KOSHIAN メール欄を表示
- 4.7
- Subscription
KOSHIAN: Essential Tool for Web Development

Cache Longer
- 4.9
- Subscription
Enhance Browser Caching with Cache Longer

WP Theme Detector and Plugins Detector
- 4.9
- Free
Efficient Tool for WordPress Theme and Plugin Detection

ShotEasy - Light and easy-to-use screenshot tool
- 4.5
- Subscription
Streamlined Screenshot Tool for Web Development
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Lightning Autofill
Lightning Autofill: Efficient Form-Filling Tool

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Comprehensive CORS Management for Firefox

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Efficient Cookie Exporting Extension for Firefox

Instant Data Scraper reboot
Efficient Data Scraping with Instant Data Scraper Reboot

CRX Installer
Efficient CRX Installer for Firefox Users