ESC/POS inspector de comandos

Decode common ESC/POS receipt printer commands such as initialize, alignment, bold, and paper cut.

ZPL fieldsCommand tableAnalyzer

ZPL input

ESC/POS

El inspector reconoce familias de comandos comunes y mantiene el script en el navegador.

Results

4 Comandos
ESC @ESC/POSLinea 1Initialize printer
ESC aESC/POSLinea 2Set alignment
ESC EESC/POSLinea 4Bold on or off
GS VESC/POSLinea 6Cut receipt paper

How to use it

Paste real data

Use a label template, printer script, or barcode payload from the system you need to debug.

Review the generated result

Check the converted ZPL, parsed fields, or readiness warnings in the result panel.

Validate before production

Preview the full label and test one real printed sample before replacing production templates.

ESC/POS inspector de comandos FAQ

No. It covers common commands and highlights items that still need manual review.
The lightweight parsing and conversion run in the browser for this tool UI.
Yes. Fonts, firmware, DPI, media, and printer settings can change final output.
ESC/POS inspector de comandos | zplpreview.com