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In-depth blog posts, hands-on courses, free developer tools, and comprehensive documentation for modern web development.

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Recent Posts

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• 4 min read • web development

DOM Construction in Browser

Discover how the DOM is constructed in the browser and how it is used to render the page.

dombrowserhtml
• 4 min read • blog

How HTML, CSS and JS works together

Learn how HTML, CSS and JS works together to create a web page.

programmingjavascriptweb development
• 5 min read • tutorials

Rendering Strategies for Web Pages

Rendering strategies define how web page's content is generated and delivered to the user. Understanding them is crucial for building fast, scalable, and SEO-friendly web applications.

renderingwebperformance

Courses

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beginner • 4 hours • 5 lessons

React Fundamentals

Learn React from scratch with hands-on projects and real-world examples

reactjavascriptfrontend

Documentation

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My Project

Complete documentation for My Project

v1.0.0 • 3 pages

Tech Guides

Practical technical guides and references

v1.0.0 • 2 pages

Developer Tools

View all 13 tools →

Free, private, client-side tools. No data leaves your browser.

{ }

JSON Formatter

Format, validate, minify

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Diff Checker

Side-by-side comparison

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Regex Tester

Live match highlighting

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Color Picker

Palettes & CSS export

 🔑

JWT Decoder

Decode & inspect tokens

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QR Generator

URLs, WiFi, email, phone