Data Conversion Tools
Convert, format, encode, and inspect developer data with free browser-based tools for JSON, YAML, Base64, and common hash formats.
Base64 Encode / Decode
Encode text to Base64 or decode Base64 strings instantly in your browser for debugging, data transfer, integrations, and web development tasks.
Open tool →Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from text instantly in your browser for verification, testing, and development work.
Open tool →JSON Formatter / Minifier
Format, validate, and minify JSON instantly in your browser to clean API payloads, debug responses, and improve readability.
Open tool →JSON to YAML Converter
Convert JSON to YAML instantly in your browser for configuration files, APIs, automation scripts, and developer workflows.
Open tool →Advanced QR Code Generator
Create custom QR codes for URLs, Wi-Fi, contacts, email, SMS, phone numbers, and text with colors, shapes, logos, and local PNG or SVG downloads.
Open tool →YAML to JSON Converter
Convert YAML to JSON instantly in your browser for configs, APIs, developer tooling, and quick data transformation tasks.
Open tool →Related Guides
Practical background and examples for this topic.
How QR Codes Work: Encoding, Error Correction, and Everything They Can Do
Learn how QR codes encode and recover data, what every pattern does, their capacity and payload types, and how to create reliable, secure codes.
Read more →Base64 Explained: What It Is, How It Works & Real-World Uses
Learn what Base64 encoding is, how its 6-bit mapping and padding work, where it is used, and why it should not be mistaken for encryption.
Read more →