Tool category
Developer Tools
Local JSON, regex, SQL, Base64, URL, timestamp, hash, and text-diff utilities for everyday coding.
JSON Formatter
Format and minify JSON locally with indent controls, validation feedback, copy, and download.
JSON Validator
Validate JSON locally with clear errors, root-type summary, and copy or download actions.
Regex Tester
Test regular expressions with flags, match highlighting, capture groups, and optional replace—all locally.
SQL Formatter
Format SQL queries locally with keyword uppercase options, copy, and download.
Base64 Encoder / Decoder
Encode and decode Base64 with UTF-8 support and optional URL-safe alphabet—fully local.
URL Encoder / Decoder
Encode or decode URL components and full URIs locally with copy and download actions.
Timestamp Converter
Convert Unix timestamps and date-times locally with ISO, UTC, local, and millisecond views.
Hash Generator
Generate MD5 and SHA family hashes locally from text with copy and download helpers.
Text Diff Checker
Compare two texts with a local line diff, addition/deletion counts, copy, and download.