Developer Tools
Format, validate and convert data the way developers actually need to — JSON tools, Base64 and URL encoding, hash generators and a regex tester.
Which tool should I use?
- Debugging an API response?
- Use JSON Formatter to pretty-print and validate the JSON.
- Need a secure random password?
- Use Password Generator to create one instantly.
Popular
PW
Password Generator
Create a strong, random password instantly
Developer Tools
Popular{}
JSON Formatter
Pretty-print, validate and minify JSON instantly
Developer Tools
64
Base64 Encoder/Decoder
Encode text to Base64 or decode it back instantly
Developer Tools
URL
URL Encoder/Decoder
Encode or decode URL-safe text instantly
Developer Tools
UID
UUID Generator
Generate random UUID v4 identifiers instantly
Developer Tools
SHA
Hash Generator
Generate a SHA-1, SHA-256, SHA-384 or SHA-512 hash instantly
Developer Tools
HEX
Color Converter
Convert colors between HEX, RGB and HSL instantly
Developer Tools
TS
Timestamp Converter
Convert between Unix timestamps and human-readable dates
Developer Tools
C2J
CSV to JSON Converter
Convert CSV data into a JSON array of objects
Developer Tools
J2C
JSON to CSV Converter
Convert a JSON array of objects into CSV, with nested fields flattened
Developer Tools
J2T
JSON to TypeScript Converter
Generate TypeScript interfaces from a JSON sample
Developer Tools
0x1
Number Base Converter
Convert a number between binary, octal, decimal and hex
Developer Tools
IV
Roman Numeral Converter
Convert between numbers and Roman numerals instantly
Developer Tools
UTM
Tracking URL Cleaner
Strip UTM and other tracking parameters from a URL
Developer Tools
X2J
XML to JSON
Convert XML into formatted, ready-to-use JSON
Developer Tools
GF
CSS Grid & Flexbox Generator
Visually build CSS Grid and Flexbox layouts and copy the code
Developer Tools
BS
CSS Box-Shadow Generator
Design a box-shadow visually and copy the CSS
Developer Tools
CJ
Cronjob Generator
Build and understand cron expressions with presets and a live description
Developer Tools
PopularRX
RegEx Tester
Test regular expressions against a string with live match highlighting
Developer Tools
HE
HTML Entities Converter
Encode text to HTML entities or decode entities back to text
Developer Tools
TG
Frequency & Tone Generator
Play a precise audio tone at any frequency and waveform
Developer Tools
ST
Audio Stereo Tester
Test left and right speaker or headphone channels
Developer Tools
GC
GPS Coordinate Converter
Convert GPS coordinates between decimal degrees and DMS/DDM
Developer Tools