Toolbox

Sharp utilities for everyday dev tasks.

Timezone Converter
See any time in multiple zones at once
Base64 Encoder/Decoder
Base64 with full Unicode — emoji, CJK, and all
URI Encoder/Decoder
encodeURI vs encodeURIComponent, side by side
Query String Visualizer
Break apart URLs into editable key-value pairs
JSON Formatter
Beautify, validate, and minify JSON instantly
JSON Stringify / Parse
Escape JSON into a string or unwrap it back out
JSON Diff
Compare two JSON objects and see what changed
Schengen Visa Calculator
Know exactly how many Schengen days you have left