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EAN13.ttf bulk encoder

Use this tool to generate alphanumeric string for EAN13.ttf font. Enter a single EAN-13 code (12 or 13 digits) or a list of codes, with each code on a separate line. The tool will calculate the checksum digit in any case. Click the "Make" button to convert it into an alphanumeric string for the EAN13.ttf font, available for download from Grandzebu.net . Copy and paste the alphanumeric string wherever you want and apply the EAN13.ttf font to the alphanumeric string to display a barcode that is readable by a scanner. Tested on Mac, Windows and Linux. It works in Office, Libreoffice and Adobe Suite. It is also useful for generating barcodes from CSV files. For instructions and examples see below. The source code is hosted on GitHub. Before using this tool, read the LEGAL NOTES/DISCLAIMER. ...

Generate audio tone with FFmpeg

Create audio tones directly from the command line. FFmpeg is not just a powerful tool for converting or editing audio and video files; is a powerful multimedia framework that can generate audio tones without the need for external files. This capability is particularly useful for creating test signals, sound effects, or even chiptune music directly from the terminal. To generate the tone in MP3 format, or another format, simply change the output file extension. For instructions and examples see below. The source code is hosted on GitHub. Before using this tool, read the LEGAL NOTES/DISCLAIMER. Wave: SIN SQR TRI SAW Frequency (Hz): Duration (s): Duty % (square only): Amplitude (0.05-1.0): Sample rate (Hz): Output filename: Generate Command: ...

CSV numbering tool for printing items

Use this tool to generate a CSV file for numbering items such as raffle tickets, invoices, or lots on generic print, without using spreadsheets. Fill in the fields below and click "Download CSV". For instructions and examples see below. The source code is hosted on GitHub. Before using this tool, read the LEGAL NOTES/DISCLAIMER. Start Number: Items Quantity: Items Per Sheet (numerators) : Items Per Block (set 1 if no blocks of items are needed) : Make Placeholder (e.g., N1, N2, ...) Add Leading Zeros (e.g., 0001, 0002) Download CSV Step 1: Create a Basic Item Layout Start by designing your ticket/item layout using Word, Writer, or a more professional tool like Adobe InDesign. Make sure to include all th...

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