22 tools, ready to use
Beautify / minify JSON with syntax highlighting and error hints
Compare two JSON documents and highlight added/removed/changed fields
Beautify / minify XML with syntax highlighting
Base64 encoding and decoding for strings & files
Encode and decode URL / URI components
Encode and decode HTML special characters as entities
Decode and inspect JWT token Header and Payload
Generate UUID v1 / v4 / v5 with batch support
Compute MD5, SHA-1, SHA-256, SHA-512 and more
Generate strong random passwords with custom length and character sets
Generate random hex / base64 / alphanumeric tokens
Convert between Unix timestamps and human-readable date/time
Convert between HEX, RGB, HSL and HSV color formats
Convert between binary, octal, decimal and hexadecimal
Test regular expressions in real-time with highlighted matches
Parse CRON expressions and preview upcoming execution times
Resolve domain names to server IP addresses (A/AAAA records)
Check IP geolocation, ISP, purity score and blacklist status
Test download speed and latency to evaluate connection quality
Compare two text blocks line by line with highlighted differences
Count characters, words, lines and bytes
Live preview of Markdown rendering