DevTools Hub - Developer Utilities

JSON Formatter & Validator

Input JSON

Formatted Output

Ready

String Case Converter

Input Text

camelCase

PascalCase

snake_case

kebab-case

UPPER_CASE

lower case

Base64 Encoder / Decoder

Input Text

Output

Ready

UUID Generator

Generated UUIDs

Click "Generate" to create UUIDs

Ready

Timestamp Converter

Input

Unix Timestamp

Human Readable Date Input

/ /

: :

Relative Time

Examples: now, +1d, +2h, -30m, tomorrow, yesterday

Converted Output

Basic Formats

Unix Timestamp (ms)

Unix Timestamp (s)

ISO 8601

Time Differences

Time from Now

Time until Now

Days Since Epoch

Ready

Text to Slug Generator

Input Text

Generated Slug

Ready

JSON Unescape Tool

Escaped JSON Input

Unescaped JSON Output

Ready

HTML Entity Escaper / Unescaper

Input Text

Output

Ready

JWT Token Decoder

JWT Token Input

Header

Payload

Claims Info

Issued At (iat)

Expires At (exp)

Subject (sub)

Issuer (iss)

Status

Ready

Regular Expression Tester

Regular Expression Pattern

g i m s u y

Test String

Results

Ready

Color Format Converter

Enter a color value

HEX

RGB

HSL

HSV

CMYK

Ready

URL Encoder / Decoder

Input URL/Text

Output

Ready

Markdown Preview

Markdown Input

HTML Preview

Ready

SQL Query Formatter

SQL Query Input

Formatted SQL

Ready

Hash Generator

Input Text

MD5

SHA1

SHA256

SHA512

Ready

QR Code Generator

Text/URL Input

Ready