Developer's Toolkit
DevTools companion with side panel diagnostics for CSS, JS, network, and cookies.
As of June 2026, Developer's Toolkit has 16 users and a 5.00/5 rating from 1 reviews in the Developer Tools category.
Usersdown 5.9 percent−5.9%
16
16
Ratingno change0%
5.00
1 reviews
Reviewsno change0%
1
Version
1.3
Manifest V3
History
7 snapshotsTracking since Apr 17, 2026.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| Apr 17, 2026 | 17 | 5.00 | 1 | 1.3 |
| Apr 26, 2026 | 19 | 5.00 | 1 | 1.3 |
| May 7, 2026 | 20 | 5.00 | 1 | 1.3 |
| May 14, 2026 | 18 | 5.00 | 1 | 1.3 |
| May 23, 2026 | 17 | 5.00 | 1 | 1.3 |
| Jun 2, 2026 | 18 | 5.00 | 1 | 1.3 |
| Jun 10, 2026 | 17 | 5.00 | 1 | 1.3 |
| Now | 16 | 5.00 | 1 | 1.3 |
Permissions & access
- Permissions
- storagescriptingsidePanelactiveTabtabscontextMenus
- Host access
- <all_urls>, https://openrouter.ai/*, https://validator.w3.org/*, https://jigsaw.w3.org/*, https://www.googleapis.com/*, https://pagespeedonline.googleapis.com/*
Screenshots
About
New 1.1.0 Version Launched Presenting UI Prompt Builder; 🎨 UI Prompt Builder with 9 section types 🎬 Animation detection (14 libraries) 📸 3 screenshot modes (Viewport, Full Page AI, Download) ✍️ Custom prompt instructions 📊 Loading progress bar with status messages 🎨 Design token extraction (colors + typography) 📚 Animation library recommendations per section 1.0.3 Version Developer's Toolkit is a comprehensive browser companion for web developers. ⚡ FEATURES: 📊 OVERVIEW • Quick page diagnostics and meta info • Core Web Vitals snapshot • Technology detection 🎨 CSS TOOLS • Live CSS inspector and editor • Box model visualizer • Grid/Flexbox debugger • Accessibility contrast checker • CSS statistics and unused styles 🍪 COOKIE MANAGER • Full cookie matrix with editing • Privacy classification (Essential/Analytics/Marketing) • Personas for testing different user states • GDPR compliance checking • Third-party cookie spotlight 📝 FORM TOOLS • Auto-fill with presets • Form validation tester • Endpoint analyzer 🖼️ MEDIA TOOLS • Image inventory and optimization tips • Lazy loading audit • Alt text analyzer • Broken image finder ⚡ JS DEBUGGING • Console interceptor • Network request monitor • Event storm detector • Promise tracker • Error breakpoints 🤖 AI ASSISTANT • Powered by OpenRouter • Ask questions about the page • Get code suggestions • Security analysis • Performance tips 📈 PAGESPEED INSIGHTS • Mobile & Desktop analysis • Core Web Vitals breakdown • Performance recommendations 🔧 MORE TOOLS • Security headers checker • Link analyzer • Color palette extractor • Page outline viewer • Meta tag inspector • W3C validators 💡 REQUIRES: • OpenRouter API key for AI features (free tier available) • Optional: PageSpeed API key for unlimited requests 🔒 PRIVACY: • No data collection • API keys stored locally • All analysis done client-side
Technical
- Version
- 1.3
- Manifest
- V3
- Size
- 262KiB
- Min Chrome
- 88
- Languages
- 1
- Featured
- No
Metadata
- ID
- lgedgiidilkaldajhhlmlnnodgbmhbam
- Developer ID
- u82f18fc6526d5ffff0d7f8756fd38b61
- Developer Email
- [email protected]
- Created
- Dec 13, 2025
- Last Updated (Store)
- Jan 13, 2026
- Last Scraped
- Jun 10, 2026
- Website
- promptslove.com
- Support URL
- https://members.promptslove.com/login
- Privacy Policy
- https://promptslove.com/privacy-policy/
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Data sourced from the Chrome Web Store · last verified Jun 10, 2026.