Articles & Guides
Technical specifications, tutorials, and structural insights on every major barcode format.
Bulk Generation
Bulk Code 128 PDF Creator — Free Online Generator
Step-by-step guide to generating hundreds of Code 128 barcodes as a multi-page PDF from a CSV or Excel file — free and no sign-up required.
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Bulk Generation
Bulk Barcode Creator Online — Free & Fast Barcode Maker
Need to create hundreds of barcodes at once? Our free online bulk generator lets you import a spreadsheet and download a full batch in minutes.
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Bulk Generation
Bulk Barcode Generator for Clothing Tags (Free Tool)
Label your entire clothing line with unique barcodes. Import your product spreadsheet and generate print-ready clothing tag labels for free.
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Bulk Generation
How to Bulk Generate Code 128 Barcodes for Library Books
Generate hundreds of Code 128 barcodes for library books from a spreadsheet. Free bulk tool with PDF export, no account required.
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Bulk Generation
How to Bulk Generate Code 128 Barcodes for Pallet Tracking
Create GS1-compliant Code 128 barcodes for pallet tracking from a CSV file. Free bulk generator with multi-page PDF download.
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Bulk Generation
How to Bulk Generate Code 128 Labels for Warehouse Bins
Label every bin location in your warehouse with unique Code 128 barcodes. Import a spreadsheet and download a PDF batch for free.
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Bulk Generation
Bulk Code 128 PDF Label Sheet Generator — BarcodX
Step-by-step guide to generating hundreds of Code 128 barcodes as a multi-page PDF from a CSV or Excel file — free and no sign-up required.
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Bulk Generation
Bulk Code 39 Generator for Asset Tags
Generate unique Code 39 asset tag barcodes for every piece of equipment in your organization. Free bulk tool — import CSV, export PDF.
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Bulk Generation
How to Use a Bulk Code 39 Generator for Inventory Management
Streamline inventory management with unique Code 39 barcodes. Import your item list from Excel and download print-ready labels for free.
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Bulk Generation
Bulk Data Matrix Generator for Small Electronics
Generate Data Matrix barcodes in bulk for small electronics labeling. Import a CSV or Excel file and export a print-ready PDF batch for free.
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Bulk Generation
Bulk EAN-13 Barcode Generator for Etsy Products
Selling on Etsy? Learn how to generate EAN-13 barcodes in bulk from your product list using a free CSV import tool — no software needed.
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Bulk Generation
Bulk GS1-128 Generator for Shipping Labels (SSCC)
Generate compliant GS1-128 shipping labels with Application Identifiers from a spreadsheet. Free bulk tool for SSCC and pallet labels.
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Bulk Generation
Bulk ITF-14 Barcode Generator for Carton Boxes
Create ITF-14 barcodes for carton boxes in bulk from a CSV file. Free online generator for compliant retail and logistics labeling.
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Bulk Generation
Bulk QR Code Generator for Employee ID Cards
Create unique QR code employee ID badges in bulk from a spreadsheet. Free online generator — no sign-up, instant PDF download.
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Bulk Generation
Bulk UPC-A Barcode Generator for Amazon FBA (Free & Online)
Generating UPC-A barcodes for Amazon FBA at scale? Import your product spreadsheet and download a print-ready PDF of compliant labels for free.
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Retail
How to Choose the Right Barcode — UPC vs EAN vs QR
Not sure which barcode to use? This guide compares UPC, EAN, Code 128 and QR codes to help you pick the right format for your product or use case.
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Guides
Codabar Barcode Guide — Free Generator & Format Info
Technical guide to the Codabar symbology. Learn about the mandatory start/stop characters (A-D), self-checking structure, and legacy scannability.
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Logistics
Code 128 Barcode Guide — Free Generator & Format Rules
Technical breakdown of the Code 128 symbology. Detailed guide on character sets A, B, and C, Modulo 103 check digits, and ASCII support.
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Comparisons
Code 128 vs. Code 39: Which is Best for Asset Tags?
Comparing Code 128 and Code 39 for asset tags? This guide breaks down the key differences in density, character support and scanner compatibility.
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Comparisons
Code 128 vs. GS1-128: What\
Code 128 and GS1-128 use the same symbology but serve different purposes. Learn which one you need for compliant shipping and logistics labels.
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Logistics
Code 39 Barcode Guide — Free Generator for Inventory
Technical guide to the Code 39 symbology. Learn about the 3 of 9 structure, mandatory start/stop asterisks, and industrial scannability requirements.
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Guides
Data Matrix Barcode Guide — Free Generator & Uses
Technical guide to Data Matrix barcodes (ISO/IEC 16022). Learn about ECC 200, high-density industrial marking, and L-shaped finder patterns.
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Retail
EAN-13 Barcode Guide — Generator for Retail Products
Master the EAN-13 retail standard. Technical guide on the 13-digit structure, GS1 country prefixes, and Modulo 10 check digit math.
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Comparisons
EAN-13 vs. EAN-8: Choosing a Barcode for Cosmetics
Small cosmetic packaging needs a small barcode. Learn when EAN-8 is the right alternative to EAN-13 for lipstick, lip balm and compact items.
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Retail
EAN-8 Barcode Guide — Free Generator for Small Items
Technical guide to the EAN-8 barcode. Learn about the 8-digit structure, GS1 prefix requirements, and small packaging retail standards.
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Retail
FNSKU Barcode Guide — Free Amazon FBA Generator
Master the Amazon FNSKU barcode standard. Technical guide on the X00 prefix, Code 128 symbology, and FBA labeling requirements.
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Logistics
GS1-128 Barcode Guide — Generator for Shipping Labels
Master the GS1-128 standard. Technical guide on Application Identifiers (AIs), the mandatory FNC1 character, and shipping compliance.
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Healthcare
GS1-128 Pharma Barcode Guide — Drug Serialization Tool
Learn how to generate GS1-128 pharmaceutical barcodes for DSCSA and EU FMD compliance. A technical guide on Application Identifiers and serialization.
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Healthcare
GS1 DataMatrix Medical Guide — Free UDI Generator
Learn how to generate GS1 DataMatrix barcodes for medical packaging. Master small-part tracking and EU FMD/DSCSA compliance with our free 2D tool.
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Healthcare
HIBC Barcode Guide — Free Generator for Medical Devices
Learn how to generate HIBC barcodes for medical devices. Master alphanumeric UDI compliance for surgical tools and clinical equipment with our free tool.
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Guides
Bulk Barcode Generator — Create Hundreds in Seconds
Learn the fastest way to generate hundreds of unique barcodes from a spreadsheet — no software, no sign-up, completely free with BarcodX.
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Retail
ISBN Barcode Guide — Free Generator for Book Publishers
Technical guide to ISBN-13 book barcodes. Learn about the 978/979 prefixes, the 13-digit EAN structure, and bookland requirements.
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Publishing
ISSN Barcode Guide — Structure & Generator for Serials
Learn the standard for magazines and newspapers. Understand how to format and generate 13-digit retail-compliant barcodes from an 8-digit ISSN identifier.
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Logistics
ITF-14 Barcode Guide — Generator for Case-Level Labels
Technical guide to the ITF-14 barcode standard. Learn about the 14-digit GTIN structure, bearer bars, and corrugated cardboard scannability.
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Comparisons
ITF-14 vs. GS1-128: Which Barcode for Shipping Cartons?
Choosing between ITF-14 and GS1-128 for your carton boxes? This guide explains when each format is required for retail and supply chain compliance.
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Logistics
ITF Barcode Guide — Free Interleaved 2 of 5 Generator
Technical guide to the ITF barcode symbology. Learn about Interleaved 2 of 5 encoding, the even-digit requirement, and warehouse scannability.
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Healthcare
NDC Barcode Guide — Generator for Drug Labels (FDA)
Learn how to generate NDC barcodes for pharmaceutical packaging. Master 11-digit normalization for FDA and HIPAA billing compliance with our free tool.
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Guides
QR Code Guide — Free Generator, Sizes & Best Practices
Master the QR Code (ISO/IEC 18004) format. Technical guide on data capacity, finder patterns, and Reed-Solomon error correction levels.
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Comparisons
QR Code vs. Aztec Code: A Guide for Mobile Ticketing
QR Code or Aztec Code for mobile tickets? Compare capacity, scanner support and reliability to pick the right barcode for your event or transit app.
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Comparisons
QR Code vs. Data Matrix: Which is Best for Electronics?
Deciding between QR Code and Data Matrix for small electronics? Compare size, error correction and readability in this practical guide.
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Comparisons
QR Code vs. PDF417: Which Barcode is Best for ID Cards?
QR Code stores a URL — PDF417 stores everything. Learn which barcode is right for ID cards, driver\
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Logistics
SSCC Barcode Guide — Free Generator for Logistics
Master the Serial Shipping Container Code (SSCC). Technical breakdown of the (00) AI, the 18-digit identifier, and GS1-128 compliance for pallets.
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Retail
UPC-A Barcode Guide — Free 12-Digit Retail Generator
Master the UPC-A North American retail standard. Technical guide on manufacturer prefixes, 12-digit structure, and Modulo 10 check digit calculation.
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Comparisons
UPC-A vs EAN-13: Which Barcode to Use for Your Products?
UPC-A and EAN-13 look nearly identical — but which one do you need? Learn the differences for retail, Amazon, and global product labeling.
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Comparisons
UPC-A vs. UPC-E: Which Barcode is Right for Small Packaging?
Running out of label space? Learn when to use the compact UPC-E barcode instead of UPC-A for small product packaging.
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Retail
UPC-E Barcode Guide — Generator for Small Packaging
Technical guide to the UPC-E barcode. Learn about zero-suppression logic, the 8-digit structure, and small packaging retail requirements.
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Comparisons
UPC vs. SKU: What\
UPC and SKU are often confused but serve different purposes. Learn the key differences and when to use each for your retail or inventory system.
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Retail
How to Use a Free Amazon FNSKU Generator for FBA
Need an Amazon FNSKU Generator? Learn how to quickly create and print FBA-compliant barcodes (X00-series) for your inventory. Avoid shipping errors and get your products retail-ready today with our free online tool.
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