Standards
International standards governing barcode symbologies and data formats.
ISO/IEC 15420 — EAN/UPC Symbology Specification
ISO/IEC ·
Defines the encoding, dimensions, and symbology characteristics for EAN/UPC family barcodes including EAN-13, EAN-8, UPC-A, UPC-E, and supplemental symbols. This …
ISO/IEC 16388 — Code 39 Symbology Specification
ISO/IEC ·
Defines Code 39 barcode symbology including the full alphanumeric character set, encoding rules, dimensions, and the reference decode algorithm. Also …
ISO/IEC 15417 — Code 128 Symbology Specification
ISO/IEC ·
Defines Code 128 barcode symbology including its three character sets (A, B, C), function characters (FNC1–FNC4), and Mod 103 check …
ISO/IEC 16390 — Interleaved 2 of 5 Symbology Specification
ISO/IEC ·
Defines the Interleaved 2 of 5 (ITF) symbology for encoding numeric data in pairs, where digits are interleaved between bars …
ISO/IEC 24723 — GS1 DataBar Symbology Specification
ISO/IEC ·
Defines the GS1 DataBar family of symbologies including Omnidirectional, Stacked, Expanded, Limited, and Truncated variants. Designed for small items, fresh …
ISO/IEC 15438 — PDF417 Symbology Specification
ISO/IEC ·
Defines the PDF417 stacked linear barcode symbology for high-density data encoding. PDF417 can encode up to 1,850 alphanumeric characters with …
ISO/IEC 16022 — Data Matrix Symbology Specification
ISO/IEC ·
Defines the Data Matrix 2D barcode symbology including the ECC 200 Reed-Solomon error correction scheme. Data Matrix is the dominant …
ISO/IEC 24778 — Aztec Code Symbology Specification
ISO/IEC ·
Defines the Aztec Code 2D barcode symbology, which uses a distinctive central finder pattern and does not require a quiet …
ISO/IEC 15416 — Linear Barcode Print Quality
ISO/IEC ·
Defines the print quality grading methodology for linear barcode verification using A-through-F grades. Covers reflectance profile analysis, edge determination, decodability, …
ISO/IEC 15418 — GS1 Application Identifiers and ASC Data Identifiers
ISO/IEC ·
Defines the GS1 Application Identifier (AI) system and ASC MH10 Data Identifiers used to prefix and identify data fields within …
GS1 General Specifications
GS1 ·
The foundational GS1 standards document defining Application Identifiers, GTIN allocation rules, data carrier selection, symbol placement guidelines, and quality requirements …
AIM Uniform Symbology Specification
AIM ·
The original industry specification for barcode symbology characteristics published by AIM (Association for Automatic Identification and Mobility). While now largely …