eg

bulk barcode generator.

one barcode per line → zip of png files

format
total rows
4
valid
0
invalid
0

> preview, first 4 of 4

012345678905
012345678912
012345678929
012345678936

> worked example

Paste four UPC codes (one per line) and click download. The widget validates each code, renders a 3×-resolution PNG for every valid row, and packages them into a ZIP named barcodes.zip, one file per value, filename derived from the barcode value. Invalid rows are counted and skipped rather than crashing the export. The include-label checkbox controls whether the human-readable number appears below the bars.

takeaway, A textarea and one button replaces an hour of manual barcode-export work in any paid desktop app.

> when operators reach for this

  • Wholesale distributor needing to generate individual barcode PNGs for 200 new product lines to send to a contract label printer.
  • 3PL warehouse operator creating shelf-edge labels for a bulk inbound shipment, paste the packing list codes, download the ZIP, print.
  • Amazon seller switching FNSKU labels for a full catalogue re-label and needing one PNG per ASIN ready to hand to a prep centre.
  • Retail buyer preparing shelf-ready packaging for own-brand products and needing EAN-13 barcodes for each variant as separate image files.
  • Inventory manager auditing legacy SKU barcodes by generating fresh PNGs to compare against the scanned assets already on the shelf.

> the calculation

  • supported formatsUPC-A (12 digits) · EAN-13 (13 digits) · CODE 128 (alphanumeric, any length) · ITF-14 (14 digits)
  • outputone PNG per valid row, 3× resolution, white background, optional human-readable label
  • zip namingfilename = barcode value with non-alphanumeric chars replaced by _ · extension .png
  • invalid rowsskipped from ZIP, counted in the invalid stat, does not abort the export

> related calculators, skus & barcodes