Encoding & Decoding
Transform data between formats safely and instantly
Base64 encode / decode
URL percent-encoding
HTML entity encode / decode
JWT decoder with header & payload inspection
Unicode escape / unescape
Binary ↔ Hex conversion
Morse code translator
ROT13 cipher
Hashing & Generation
Cryptographic hashes, IDs, and random strings
MD5, SHA-1, SHA-256, SHA-384, SHA-512 hash generator
HMAC generator with multiple algorithms
Password hashing (PBKDF2)
File checksum verification
UUID v1: Time-based (MAC address, RFC 9562)
UUID v2: DCE Security (RFC 9562)
UUID v3: MD5 Name-based (RFC 9562)
UUID v4: Random (single or batch)
UUID v5: SHA-1 Name-based (RFC 9562)
UUID v6: Time-based, lexicographically sortable (RFC 9562)
UUID v7: Unix epoch timestamp, sortable (RFC 9562)
UUID v8: Custom format (RFC 9562)
Cryptographic random string generator
Nano ID generator
Data Format Tools
Format, validate, and convert structured data
JSON formatter & validator with syntax highlighting
JSONPath query engine
JSON ↔ YAML bidirectional converter
YAML formatter
XML formatter & validator
XML ↔ JSON converter
CSV ↔ JSON converter
SQL formatter
GraphQL query formatter
TOML parser
Web Development
CSS, HTML, colors, and front-end utilities
Color converter (HEX, RGB, HSL, HSB)
CSS minifier / beautifier
JavaScript minifier
HTML minifier
Markdown live preview
Lorem Ipsum generator
Data URI converter
SVG path visualizer
Placeholder image generator
Text Processing
String manipulation, regex, and text analysis
String case converter (camelCase, snake_case, kebab-case, PascalCase…)
Regex tester with match highlighting
Regex pattern library, common patterns ready to use
String diff comparison
Line sorter & deduplicator
Text statistics (words, characters, lines, sentences)
String escape / unescape (JSON, XML, CSV…)
Whitespace visualizer & cleaner
Number base converter (binary, octal, decimal, hex)
Unix timestamp ↔ date converter
Epoch batch converter
URL slug generator
Developer Utilities
Reference tools every developer reaches for daily
QR code generator
Cron expression parser with human-readable output
Git branch name generator
Semantic versioning (SemVer) comparator
ASCII art text generator
HTTP status code reference
MIME type lookup
Common port number reference
IP address information
SSL/TLS certificate decoder
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