What do you need to do?

Format, minify, and validate JSON data in your browser.

Encode and decode Base64 text instantly.

Safely encode and decode URLs and special characters.

Count characters, Chinese and English text, words, and paragraphs

Remove duplicate lines, clear blank lines, and preserve original order

Find and replace text in bulk, with regular expression support

Sort text lines ascending, descending, or randomly

Pick colors and convert between popular color formats.

Test regular expressions with clear match highlighting.

Generate MD5, SHA-1, SHA-256, and SHA-512 hashes.

Convert between casing styles like camelCase, snake_case, and kebab-case

Convert characters between fullwidth and halfwidth forms

Encode and decode text as Morse code

Generate UUID / GUID values in bulk

Generate random numbers by range and count

Convert between Unicode escapes and plain text

Parse a cron expression and list upcoming run times

Infer TypeScript types from JSON

Encrypt and decrypt text locally with AES

Decode QR code content from an image

Create downloadable QR codes from text and common templates.

Convert between Unix timestamps and local date time.

Generate strong, customizable random passwords.

Convert amounts into formal Chinese uppercase currency

Calculate tax-inclusive price, pre-tax price, and tax amount

Quickly sum, average, and count multiple numbers