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💻

Code

JSON formatter, Base64, URL encode, hash, UUID, Regex, JWT and more.

{ }

JSON Formatter

Format, validate and minify JSON. Highlights errors.

jsonformatvalidate
🔐

Base64 Encoder / Decoder

Encode or decode Base64 text or files.

base64encodedecode
🔗

URL Encoder / Decoder

Encode and decode URL components.

urlencodedecode
#️⃣

Hash Generator

Generate SHA-256 and SHA-1 hashes using the Web Crypto API.

hashsha256sha1
🎲

UUID Generator

Generate UUID v4 identifiers. Bulk generate multiple UUIDs.

uuidguidrandom
🔍

Regex Tester

Test regular expressions with live match highlighting and flags.

regexregexppattern
🔑

JWT Decoder

Decode JWT tokens — view header and payload without a secret.

jwttokendecode
New
🎨

CSS Beautifier / Minifier

Beautify or minify CSS code. Remove comments and extra whitespace.

cssbeautifyminify
New
🖥️

HTML Beautifier / Minifier

Prettify or minify HTML markup with proper indentation.

htmlbeautifyminify
New
📋

XML Formatter

Format and validate XML documents with proper indentation.

xmlformatvalidate
New
🧩

JSON to TypeScript

Generate TypeScript interfaces/types from JSON payloads for faster API modeling.

jsontypescriptinterface
New
🗃️

SQL Formatter

Beautify and minify SQL queries for easier reading and debugging.

sqlformatterquery
New
📮

cURL Builder

Build cURL commands from URL, method, headers, and body for API testing.

curlhttpapi
New
🧾

HTTP Headers Parser

Convert raw HTTP headers to JSON and JSON back to raw header format.

httpheadersjson
New
🧭

URL Parser

Parse URL structure into protocol, host, path, params, and fragments.

urlparserquery
New
🪜

JSON Flatten / Unflatten

Flatten nested JSON into dot paths and reconstruct it back.

jsonflattenunflatten
New
🪪

JWT Generator (HS256)

Generate HS256 JWT tokens from custom header/payload JSON and secret.

jwttokenhs256
New
✅

UUID Validator

Validate single or bulk UUID strings and identify UUID versions quickly.

uuidvalidatorv4
New
🔏

HMAC Generator

Generate HMAC signatures (SHA-1/SHA-256/SHA-512) for API auth and webhook testing.

hmacsignaturesha256
New
❓

Query String Tool

Convert JSON objects to query strings and decode query strings back to JSON.

queryurlparams
New
🧹

JSON Sorter

Sort JSON keys recursively to keep consistent structure for diffs and reviews.

jsonsortkeys
New
📈

Semver Comparator

Compare semantic versions and detect which version is newer or equal.

semverversioncompare
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