Free Developer Tools
Fast, private, browser-based utilities for developers. No data leaves your machine.
JSON Formatter
Format, validate, and minify JSON data with syntax highlighting.
Base64 Encoder / Decoder
Encode and decode Base64 strings with full Unicode support.
Timestamp Converter
Convert between Unix timestamps and human-readable dates.
Color Converter
Convert colors between HEX, RGB, and HSL formats instantly.
Regex Tester
Test regular expressions with real-time matching and validation.
URL Encoder / Decoder
Encode and decode URLs for safe transmission.
{} JSON Formatter
B64 Base64 Encoder / Decoder
🕓 Timestamp Converter
UTC Time
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Local Time
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Unix (seconds)
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Relative
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