io.github.kira-autonoma/devtools

Encode text to Base64

Decode Base64 to text

URL-encode a string

Decode a URL-encoded string

HTML-encode special characters

Decode HTML entities to plain text

Generate a hash of the input text. Supports md5, sha1, sha256, sha512

Generate HMAC of the input text

Decode a JWT token without verification. Shows header, payload, and expiration status

Generate a UUID (v4 random)

Generate a random string (hex, alphanumeric, or bytes)

Pretty-print or minify JSON

Compare two JSON objects and show differences

Convert between Unix timestamps and ISO dates, or get the current time

Test a regex pattern against text. Returns matches and capture groups

Convert between hex, RGB, and HSL color formats

Generate a QR code from text or URL. Returns a data URI (base64 PNG image)

Look up HTTP status code meaning

Convert a number between bases (binary, octal, decimal, hex)

Convert between byte units (B, KB, MB, GB, TB)

Count characters, words, lines, and analyze text

Compare two text strings line-by-line

Explain what a cron expression means in human-readable terms