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    <title>DEV Community: Robin Chu</title>
    <description>The latest articles on DEV Community by Robin Chu (@barcodeon).</description>
    <link>https://dev.to/barcodeon</link>
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      <title>DEV Community: Robin Chu</title>
      <link>https://dev.to/barcodeon</link>
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      <title>I built a browser-first barcode toolkit for warehouse and labeling workflows</title>
      <dc:creator>Robin Chu</dc:creator>
      <pubDate>Sun, 06 Sep 2026 19:32:49 +0000</pubDate>
      <link>https://dev.to/barcodeon/i-built-a-browser-first-barcode-toolkit-for-warehouse-and-labeling-workflows-2hga</link>
      <guid>https://dev.to/barcodeon/i-built-a-browser-first-barcode-toolkit-for-warehouse-and-labeling-workflows-2hga</guid>
      <description>&lt;p&gt;I started BarcodeOn because of a simple operational problem.&lt;/p&gt;

&lt;p&gt;Sometimes a worker already has the correct code value, but needs a scannable barcode immediately on a phone, PDA, or desktop.&lt;/p&gt;

&lt;p&gt;The first version focused on Code 128, but the project gradually expanded into a broader barcode toolkit.&lt;/p&gt;

&lt;p&gt;BarcodeOn now supports:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Code 128&lt;/li&gt;
&lt;li&gt;EAN-13&lt;/li&gt;
&lt;li&gt;UPC-A&lt;/li&gt;
&lt;li&gt;ITF-14 / GTIN-14&lt;/li&gt;
&lt;li&gt;Code 39&lt;/li&gt;
&lt;li&gt;GS1-128&lt;/li&gt;
&lt;li&gt;Bulk barcode generation&lt;/li&gt;
&lt;li&gt;Excel-style multi-cell paste&lt;/li&gt;
&lt;li&gt;Check digit calculation and validation&lt;/li&gt;
&lt;li&gt;Barcode scanning and validation&lt;/li&gt;
&lt;li&gt;SVG export&lt;/li&gt;
&lt;li&gt;Clean printing&lt;/li&gt;
&lt;li&gt;PDA-friendly one-by-one navigation&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;One design decision I cared about from the beginning was keeping entered barcode values inside the browser rather than sending them to a server.&lt;/p&gt;

&lt;p&gt;I also tried to make the tool work for real warehouse and inventory workflows, not just as a generic barcode image generator.&lt;/p&gt;

&lt;p&gt;For example, you can paste multiple cells directly from Excel, generate the codes in bulk, and then move through them one by one on a PDA or phone.&lt;/p&gt;

&lt;p&gt;BarcodeOn is free to use and does not require an account:&lt;/p&gt;

&lt;p&gt;&lt;a href="https://barcodeon.com/" rel="noopener noreferrer"&gt;https://barcodeon.com/&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;I’d especially appreciate feedback from developers or people working with logistics, inventory, retail, warehouse systems, or labeling workflows.&lt;/p&gt;

&lt;p&gt;What would make a barcode tool more useful in your day-to-day work?&lt;/p&gt;

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      <category>showdev</category>
      <category>sideprojects</category>
      <category>webdev</category>
      <category>tooling</category>
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