Developer Toolbox

JSON / XML Validate · Beautify · Format · Tree view

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Indent

Input Paste JSON or XML · or drop a file

Output

Cursor: Line 1, Col 1

Base64 Encode · Decode · File support

Mode Wrap at 76 chars

📁 Load File

Input Type, paste, or drop a file

Output

Code Diff Compare two text or code blocks

Ignore whitespace Normalize tabs Ignore case Skip blank lines Context

Original Drop a file or paste

Modified Drop a file or paste

Diff

Unix Timestamp Convert timestamps ↔ human-readable dates

Timestamp or date string → all formats

Date / time picker → Unix timestamp

→ —

Timezone Converter DST-aware · 80+ zones · live clock

At time

Convert from to —

ZPL Viewer Zebra Programming Language label previewer · zpl-renderer-js + Labelary

Renderer W × H in

DPI Zoom 100%

Samples: · drop a .zpl file

Auto