Developer Insights - Scanbot SDK

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How to build a WASM barcode scanner web app with zbar-wasm

Build a web app for scanning barcodes and QR codes using JavaScript and the WebAssembly-based zbar-wasm library.

Kevin September 16, 2025 13 mins read

Scan 1D and 2D barcodes reliably in under 0.04s. Try features like Batch Scanning, Scan & Count, and our AR Overlays.

Scan the code to launch the web demo on your phone.

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Scan documents quickly and accurately with our free demo app. Create crisp digital scans in seconds.

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Try fast, accurate data capture with our demo app. Extract data from any document instantly – 100% secure.

Scan the code to launch the web demo on your phone.

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