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2. Barcode - Wikipedia

   en.wikipedia.org/wiki/Barcode

   A barcode system is a network of hardware and software, consisting primarily of mobile computers, printers, handheld scanners, infrastructure, and supporting software. Barcode systems are used to automate data collection where hand recording is neither timely nor cost effective.

3. Rectangular Micro QR Code - Wikipedia

   en.wikipedia.org/wiki/Rectangular_Micro_QR_Code

   Possible corner finder patterns [2]: 6.3.8 on top-right and bottom-left barcode corners. Main finder pattern is used to detect the barcode on image and its corruption can make barcode unrecognizable. Finder pattern has vertical and horizontal size 1-1-3-1-1. Finder sub pattern helps to detect bottom-right corner of the barcode.

4. QR code - Wikipedia

   en.wikipedia.org/wiki/QR_Code

   There are a great many QR code generators available as software or as online tools that are either free or require a paid subscription. [12] The QR code has become one of the most-used types of two-dimensional code. [13] During June 2011, 14 million American mobile users scanned a QR code or a barcode.

5. Barcode library - Wikipedia

   en.wikipedia.org/wiki/Barcode_library

   Barcode library or Barcode SDK is a software library that can be used to add barcode features to desktop, web, mobile or embedded applications. Barcode library presents sets of subroutines or objects which allow to create barcode images and put them on surfaces or recognize machine-encoded text / data from scanned or captured by camera images with embedded barcodes.

6. Code 128 - Wikipedia

   en.wikipedia.org/wiki/Code_128

   For the end user, Code 128 barcodes may be generated by either an outside application to create an image of the barcode, or by a font-based barcode solution. Either solution requires the use of an application or an application add in to calculate the check digit and create the barcode.

7. DotCode - Wikipedia

   en.wikipedia.org/wiki/DotCode

   DotCode barcode can be used in the same way as Code 128 or any (2D) matrix barcode. At this time, it is used mostly to encode GS1 data in tobacco, [10] [11] alcoholic and non-alcoholic beverage, [12] pharmaceutical and grocery industries. The main implementation at this time is in tobacco industry. [13] [14]