Stack Online Tools – Developer Utilities

About

Stack Online Tools is an all-in-one Chrome productivity extension that brings together essential developer tools, text utilities, SEO helpers, and content creator tools in one clean, easy-to-use interface.

Instead of installing multiple extensions or jumping between websites, Stack Online Tools gives you instant access to the most commonly used online tools, directly from your browser toolbar.

Designed for developers, marketers, writers, designers, SEO professionals, and everyday users, this extension helps you work faster, cleaner, and smarter.

Key Features & Tool Categories

Developer & Code Utilities

JSON Formatter & Validator – format, beautify, and validate JSON instantly
JSON to YAML / YAML to JSON Converter
Base64 Encoder & Decoder
URL Encoder & Decoder
HTML, CSS & JavaScript Minifier
HTML to Markdown / Markdown to HTML Converter
Robots.txt Generator for SEO and crawling rules
Epoch Unix Timestamp
JWT Encoder/Decoder
Hash Generator
QR Code Generator
Diff Checker
Color Converter
CSS Unit Converter

Perfect for anyone looking for developer utilities, code formatter tools, or a fast JSON formatter Chrome extension.

Text & Content Tools

Text Case Converter (uppercase, lowercase, title case, camel case, snake case, kebab case)
Word Counter & Character Counter
URL Slug Generator
Text Repeater
Text Reverser
Remove Duplicate Lines
Line Counter & List Randomizer
Lorem Ipsum Generator

Ideal for content creators, writers, SEO specialists, and bloggers.

Security & Password Tools

Secure Password Generator (custom length & rules)
Password Strength Checker

Useful for developers, admins, and anyone who needs strong, secure passwords quickly.

Image & File Converters

PNG to JPG / JPG to PNG Converter
PDF to JPG / JPG to PDF (opens secure web tool when needed)

Calculators & Generators

Age Calculator
Percentage Calculator
Random Name Generator
Random Address Generator

Why Choose Stack Online Tools?

✔ All-in-one productivity toolkit
✔ Lightweight & fast Chrome extension
✔ Privacy-first — most tools run locally in your browser
✔ No sign-up required
✔ Clean, modern, distraction-free UI
✔ Replaces multiple single-purpose extensions

Whether you’re looking for developer tools, online converters, SEO tools, or a reliable Chrome productivity extension, Stack Online Tools has you covered.

Who Is This Extension For?

Developers & programmers
SEO professionals & digital marketers
Content creators & writers
Web designers
Students & everyday Chrome users