DevTulz, your all-in-one collection of essential developer tools. Every tool on this website runs entirely in your browserâno data is ever sent to external servers, ensuring your privacy and security. Whether you need to encode, decode, format, or minify, DevTulz provides fast, reliable, and secure solutions for developers, right at your fingertips.
Key Features:
- Wide range of developer utilities: encoding, decoding, formatting, and more
- 100% client-side processingâno external requests or data sharing
- Fast, secure, and privacy-focused
- Simple, modern interface for maximum productivity
- Wide range of developer utilities: encoding, decoding, formatting, and more
- 100% client-side processingâno external requests or data sharing
- Fast, secure, and privacy-focused
- Simple, modern interface for maximum productivity
Boost your workflow with DevTulz: the privacy-first toolkit for modern developers.
Available Tools
Base64 Encoder
Quickly encode or decode Base64 strings.
Base64 Decoder
Quickly decode Base64 strings.
JSON Format
Format and beautify your JSON data.
JSON Minify
Minify your JSON data by removing whitespace.
URL Encode
Encode your text for safe use in URLs.
URL Decode
Decode URL-encoded text.
HTML Escape
Escape special HTML characters in your text.
HTML Unescape
Unescape HTML entities in your text.
UUID Generator
Generate RFC4122-compliant UUIDs (v4).
Hash Generator
Generate cryptographic hashes (SHA-1, SHA-256, SHA-384, SHA-512).
JWT Decoder
Decode and verify JSON Web Tokens (JWT) with signature verification support.
Key Generator
Generate cryptographic private keys or key pairs (RSA, ECDSA, HMAC) using SubtleCrypto API.
Number Base Converter
Convert numbers between different bases (Binary, Decimal, Hexadecimal, Octal).
Image to Base64
Convert images to Base64 encoded strings.
URL Parser
Parse and analyze URL components.