Dev Tools
All tools in
one place.
Click any tool to open it instantly. No setup, no install, everything runs in your browser.
All
Data
Text
Generate
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Tool
×
Data & Format
{ }
JSON Formatter
Format, validate and minify JSON instantly.
Pure JS
64
Base64 Encoder
Encode or decode text to Base64.
Pure JS
%
URL Encoder
Encode or decode URL-encoded strings.
Pure JS
JWT
JWT Decoder
Decode JWT header, payload and signature.
Pure JS
.*
Regex Tester
Test regex with live match highlighting.
Pure JS
Text Tools
Aa
Word Counter
Words, characters, sentences, read time.
Pure JS
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Case Converter
UPPER, lower, camelCase, snake_case and more.
Pure JS
Generators
🔒
Password Generator
Cryptographically secure passwords.
Web Crypto
●
Color Picker
Pick a color, get HEX, RGB and HSL values.
Pure JS
⏱
Cron Builder
Build cron expressions with human descriptions.
Pure JS
▢
QR Generator
Generate QR codes with custom colors and sizes.
Pure JS
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HTML Editor
Live HTML/CSS/JS editor with instant preview.
CodeMirror
Converters
📅
Timestamp
Convert Unix timestamps to dates and back.
Pure JS
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