A comprehensive collection of free online developer tools including JSON formatters, Base64 encoders/decoders, JWT tools, hash generators, and more. All tools run directly in your browser with no server-side processing.
Format and validate JSON data
Minify JSON data by removing unnecessary whitespace
Convert JSON arrays to CSV format
Convert CSV data to JSON format
Convert CSS code to SASS/SCSS format
Convert SASS/SCSS code to CSS format
Convert CSS code to LESS format
Convert LESS code to CSS format
Convert text to Base64 encoding
Convert Base64 to plain text
Convert any file to Base64 encoding
Convert Base64 to downloadable file
Convert JSON data to Base64 encoding
Convert JSON to YAML format
Convert YAML to JSON format
Test and debug regular expressions
Generate MD5 hashes
Generate SHA-1 hashes
Generate SHA-256 hashes
Generate SHA-512 hashes
Format SQL queries for readability
Minify SQL queries for deployment
Convert HTML to JSX syntax
Convert HTML to ERB syntax
Generate SEO meta tags
Create robots.txt files
Create Netlify redirect rules
Create Cloudflare redirect rules
Convert text to URL-safe format
Convert URL-encoded text to plain text
Check password strength using advanced metrics and get detailed security analysis
Generate strong, secure passwords with customizable options