Free2s.com

Format, validate and beautify JSON data, support compressed and expanded views

Quick Base64 encoding and decoding, support text and files

URL encoding and decoding tool, support batch processing

Online regex testing and debugging, support detailed match explanation

Generate MD5, SHA1, SHA256 and other hash values

Convert JSON data to TypeScript interface definitions

Parse URL components including protocol, hostname, path, query parameters, etc.

Parse and view JWT Token content, including Header, Payload and Signature

Beautify and format SQL statements, support compressed and expanded views

Format or compress CSS code, beautify code or reduce file size

Generate various styles of QR codes, support custom colors and sizes

Intelligently compress image size while maintaining high quality

Support conversion between JPG, PNG, WEBP, AVIF and other formats

Online color picker tool, support HEX, RGB, HSL and other formats

Generate CSS gradient code, support linear, radial and conic gradients

Count text characters, words, lines and other information

Online Markdown editor with real-time preview, support export

Convert text case: uppercase, lowercase, title case, camel case, etc.

Quickly remove duplicate text lines, support line or paragraph deduplication

Count the frequency of words in text

Compare differences between two texts, highlight added, deleted and unchanged parts

Unicode encoding conversion, support UTF-8, UTF-16, etc.

HTML entity encoding and decoding

Convert between binary, octal, decimal and hexadecimal

Generate secure, random passwords with customizable length, character types and strength assessment

Generate UUID/GUID, support multiple versions

Convert between Unix timestamp and date time

Upload QR code image for parsing

Visually generate Cron scheduled task expressions

Generate placeholder text, support words, sentences and paragraphs, for design and typesetting

Support conversion between length, weight, temperature, volume, area, speed and other units

Generate one-time passwords (OTP), support numeric and alphanumeric types, settable validity period

Countdown and stopwatch tool, support multiple timers running simultaneously, reminder when time is up

View current time in global timezones, support time conversion between timezones