JSON Formatter & Validator
Format, validate, repair, and compress JSON payloads instantly with structural previews. Supports custom indent levels and JSON repair for malformed inputs.
SQL Formatter & Beautifier
Beautify composite SQL queries, auto-capitalize keywords, and indent table joins and conditions for maximum readability. Compatible with PostgreSQL, MySQL, and SQLite syntax.
UUID / GUID v4 Generator
Generate cryptographically random UUID v4 identifiers in bulk. Supports hyphen formatting, uppercase output, and bulk generation of up to 100 UUIDs at once.
Regex Tester & Matcher
Test and debug regular expressions in real-time with match highlighting, capture group extraction, and flag management (global, case-insensitive, multiline).
Base64 Encoder / Decoder
Encode plain text or binary strings to Base64 or decode Base64 payloads back to readable text. Supports UTF-8 characters and Unicode symbols fully.
Secure Password Generator
Generate strong, random passwords with custom character sets, lengths from 6 to 128 characters, and a built-in strength evaluator. Great for generating admin credentials.
Hash Generator (SHA-256, SHA-512, MD5)
Compute cryptographic hashes of text using SHA-256, SHA-512, or SHA-1 algorithms via the browser's Web Crypto API. Includes hash verification tool.
Cron Expression Generator
Build cron job schedules visually using preset fields for minutes, hours, days, months, and weekdays. Instantly translates your cron expression into a human-readable schedule description.