One Toolkit.
Endless Possibilities
for Developers.
DevToolKit replaces more than 10 Chrome extensions, giving you everything you need to inspect, analyze, and optimize websites in one powerful tool.
β Β Free Β β’Β β Β Lightweight Β β’Β β Β Privacy-Focused Β β’Β β Β No Sign-up Required
π οΈ DevToolKit
Replaces 10+ Extensions
Everything You Need, In One Extension
Stop juggling multiple extensions. DevToolKit packs the most-used web dev tools into one fast, privacy-focused Chrome extension.
πΈ Full Page Screenshot
Capture entire web pages instantly β including content below the fold. Export as PNG or JPEG with one click.
π¨ Color Picker
Identify and copy HEX, RGB, or HSL color codes from any element on any website instantly.
π CSS Inspector
Inspect and analyze CSS properties with ease. Copy computed styles, fonts, and layouts in seconds.
π¦ Assets Downloader
Download images, videos, SVG files, and other assets from any website with a single click.
π Debug Tool
Detect and troubleshoot common frontend issues β broken links, console errors, and slow resources.
π SEO Checker
Analyze on-page SEO elements β meta tags, headings, keywords, canonical URLs, and Open Graph data.
𧱠SiteStack Analyzer
Identify technologies, WordPress themes, plugins, hosting providers, and SSL details of any website.
β‘ Performance Insights
Get Core Web Vitals, load time analysis, and resource breakdown to help you optimize performance.
π Privacy & Security
Zero data collection. No tracking. No accounts. Your browsing stays 100% private β always.
Up and Running in 3 Simple Steps
No setup. No configuration. Just install and start building.
πͺ Install
Add DevToolKit from the Chrome Web Store in one click. No account required.
π Activate
Click the DevToolKit icon in your Chrome toolbar while on any website.
π Analyze & Optimize
Access all 10+ developer tools instantly from one beautiful, intuitive panel.
Why Developers Love DevToolKit
Saves Hours Every Week
Stop switching between 10+ different tools. Everything lives in one panel, reducing context switching and saving you precious development time.
Declutter Your Browser
Replace a messy collection of extensions with one lightweight, well-designed tool. Faster browser, cleaner toolbar, better focus.
Deeper Website Analysis
From SEO audits to technology detection and CSS analysis β get a 360Β° view of any website without leaving your browser.
Why Choose DevToolKit?
See how DevToolKit stacks up against using multiple separate extensions.
Loved by Developers & Designers
Join thousands of developers who’ve simplified their workflow with DevToolKit.
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βDevToolKit is a game changer. I replaced 8 different Chrome extensions with this one tool. The CSS Inspector and Color Picker alone save me an hour a week.β
β Alex M. Frontend Developer, Berlin
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“As a designer who dabbles in dev, DevToolKit is perfect. The SiteStack Analyzer and SEO Checker are indispensable for every client project I take on.”
β Sarah K. UI/UX Designer, Toronto
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“I was skeptical about ‘all-in-one’ tools, but DevToolKit delivered. It’s snappy, well-designed, and I haven’t touched my old extensions since.”
β James T. Full-Stack Engineer, NYC
Ready to Supercharge Your Development Workflow?
Join 50,000+ developers who ship better websites, faster. Free forever. No sign-up needed.
β Free Β β’Β β No Account Required Β β’Β β Privacy-Focused Β β’Β β Chrome Web Store Verified
Frequently Asked Questions
Have questions? We have answers.
π οΈ DevToolKit
The all-in-one Chrome extension for developers and designers. Replaces 10+ tools with one fast, free, and privacy-focused solution.
Built for Developers & Designers
Quick Links
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