Data
Format, validate, convert and pattern-match data — for developers working with encodings, files, JSON, networks, regex and SQL.
Encoding
Base64, URL, HTML, number bases and more.
Files
Compare, split, join, rename and checksum local files.
JSON
Formatting, validation, diffing, conversion and more.
Network
Speed tests, subnets, HTTP headers and request tools.
Regex
Test, build and understand regular expressions.
SQL
Format, generate and build SQL queries.