About Learn React - Component Highlighter
π§© Learn React β Component Highlighter
The fastest way to train your "component-thinking" muscle.
Open ANY website, toggle the extension on, and instantly see which HTML elements could be extracted into React components β color-coded with on-hover tooltips.
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THREE HIGHLIGHT CATEGORIES
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π΅ LAYOUT (Blue solid border)
Semantic, big-picture components like <Navbar />, <Header />, <Footer />, <Sidebar />, <Form />, and <Modal />.
π REPEATED (Orange dashed border)
Patterns that repeat 3+ times under the same parent β perfect candidates for reusable components like <Card />, <ListItem />, <ProductCard />, rendered with .map().
π’ ATOMIC (Green solid border)
Small, building-block components like <Link />, <Button />, <Input />, <Image />, and <Icon />.
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HOW IT WORKS
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1. Click the "Learn React" icon in your toolbar.
2. Toggle "Component Highlighting" ON.
3. Browse any website β elements are highlighted in real time.
4. Hover over any highlighted element to see:
β’ The suggested React component name (e.g., <Navbar />)
β’ A short hint explaining WHY it should be a component.
5. A legend panel in the bottom-right corner shows the color key.
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KEY FEATURES
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Works on ANY website β static HTML, SPAs, React, Vue, Angular, WordPress, you name it.
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Real-time detection β a MutationObserver rescans when the DOM changes (great for SPA route transitions).
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Zero configuration β install, toggle, and learn.
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Lightweight & fast β caps at 400 elements for performance safety.
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Hinglish tooltips β beginner-friendly hints in English mixed with Hindi for Indian learners.
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Privacy-first β NO data collection, NO tracking, NO network requests. Everything runs locally in your browser.
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WHO IS THIS FOR?
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β’ Students starting their React journey.
β’ Bootcamp learners who want to practice "thinking in components."
β’ Self-taught developers transitioning from vanilla HTML/CSS/JS.
β’ Educators and mentors who want a visual teaching aid.
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PERMISSIONS
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β’ activeTab β to inject highlights on the current page.
β’ storage β to remember your ON/OFF toggle preference.
β’ scripting β to programmatically run the highlight script.
β’ host_permissions (<all_urls>) β so it works on every website you visit.
We do NOT collect, transmit, or store any browsing data. See our Privacy Policy at https://legal.codeguyakash.in
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OPEN SOURCE
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Built with β€οΈ by CODEGUYAKASH β https://codeguyakash.in