Free Online Developer Tools

Developer Tools — Free & Instant

Encode, decode, format, validate, minify, and generate. No login. No installation. Works on all devices — used by developers in India, Pakistan, Nepal, USA, and worldwide.

13+Free Tools
0Registration
100%Browser-Based
Base64JSONURL EncodeHashUUIDMinifyQR Code

Encoding & Decoding

Base64 Encoder

Encode text or data to Base64 string instantly.

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Base64 Decoder

Decode Base64 strings back to readable text.

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URL Encoder

Percent-encode special characters for safe URLs.

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URL Decoder

Decode percent-encoded URL strings instantly.

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Code Formatters & Minifiers

JSON Formatter & Validator

Beautify, validate, and debug JSON data online.

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HTML Minifier

Remove whitespace and comments from HTML.

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CSS Minifier

Compress CSS files for faster page load.

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JS Minifier

Minify JavaScript files to reduce bundle size.

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Generators & Utilities

Hash Generator

Generate MD5, SHA-1, SHA-256 hashes online.

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UUID Generator

Create unique UUIDs for databases and APIs.

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QR Code Generator

Generate QR codes for URLs, text, and links.

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QR Code Scanner

Scan and decode QR codes from images.

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Text to PDF

Turn plain text into a downloadable PDF file.

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Free Developer Tools — Online, No Install

Tool Hub provides free browser-based developer utilities for encoding, decoding, formatting, validation, minification, and unique ID generation. These tools work on any browser — Chrome, Firefox, Safari, Edge — on desktop and mobile without any login or registration.

Who uses these tools?

  • Backend developers — Base64 encode API credentials, decode JWT tokens, generate secure UUIDs for databases.
  • Frontend developers — Minify HTML/CSS/JS before deployment, format JSON API responses, encode URL parameters.
  • Students (India, Nepal, Pakistan, Bangladesh) — Learn encoding standards, practice JSON formatting, experiment with hash algorithms.
  • Freelancers and indie hackers — Quick utilities for daily tasks without paid subscriptions.
  • Teams in USA, UK, Canada, Australia — Fast browser-based tools for collaboration and debugging workflows.

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