Examples
Complete, working implementations you can reference end to end.
Applications
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Inventory Manager Example
An inventory manager example built around idempotent stock movements, count reconciliation, barcode scans, and label jobs.
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Invoice Printer Example
Generate and print versioned invoice PDFs with server-side authority, durable storage, browser printing, and optional workstation routing.
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Receipt Generator Example
Generate deterministic receipt models for browser, PDF, or ESC/POS rendering without mixing totals, formatting, and transport.
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Restaurant POS Example
An example restaurant POS job model for versioned kitchen tickets, station routing, guest receipts, retries, and reprints.
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Shipping Labels Example
A reliable shipping-label workflow that separates carrier purchase, immutable artifacts, printer profiles, retries, voids, and dispatch.
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Warehouse Scanner Example
A warehouse scanner workflow with explicit task states, item/location validation, offline event IDs, and label printing boundaries.
ESC/POS
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Barcode Receipt Example
Print a receipt lookup barcode with validated data, appropriate symbology, human-readable fallback, quiet zones, and scan verification.
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QR Receipt Example
Add a scannable QR code to a receipt using minimal opaque data, safe URL construction, native or raster rendering, and paper tests.
Frameworks
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Next.js POS Example
Structure a Next.js POS with server-authoritative sales, client-side device integration, idempotent print jobs, and receipt snapshots.
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React Receipt Printer Example
A React receipt example with stable data, print CSS, asset readiness, and a safe local-runtime integration boundary.
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Vue POS Example
A Vue POS printing example using immutable receipt data, a composable adapter, guarded submission, and print-specific markup.