Built-in Chrome engine — what you see is what you print
Chromium-based local rendering keeps CSS3, Flex/Grid, and component-library styles aligned with browser preview—what you see is what you print. Complex reports and dynamic pages stay faithful.
Web silent printing · local agent
npm package web-print-pdf
Web Print Expert Web silent printing SDK & local print agent
Print HTML / PDF to local printers—no browser dialog
A silent printing SDK and local print agent for web apps: one JavaScript call to print. npm package web-print-pdf for Vue / React; Windows, macOS, Linux, plus Kylin and UnionTech UOS. Processing stays on-device.
10000+
Developers
99.9%
Uptime
7×24
Support
- Silent printing—no browser dialog
- HTML / PDF / images with CSS-controlled layout
- Local processing—data stays on device
- Windows, Mac, Linux, Kylin, and UOS
quick-start.js
import webPrintPdf from 'web-print-pdf';
await webPrintPdf.printHtml(
'<h1>Order details</h1>',
{ paperFormat: 'A4' },
{ printerName: 'Default printer' }
);
await webPrintPdf.printHtmlByUrl(
'https://example.com/page.html',
{ paperFormat: 'A4' }
);
await webPrintPdf.printPdfByUrl(
'https://example.com/doc.pdf'
);
IT innovation
Most Linux and domestic OS support
Supports most Linux distributions—stable on Kylin, UOS, Ubuntu, Debian, and more. Built for IT innovation and domestic replacement in government, finance, and energy sectors.
Kylin
UnionTech UOS
Ubuntu
Debian
More Linux
- Native deb package, no compatibility layer
- Local HTML to PDF, data stays on intranet
- Same API on Windows and domestic Linux
Why choose us
Built for frontend—simple integration & debugging
One-line printHtml for Vue and React—no browser plugins. Flexible paper, watermark, and printer settings. Built-in editor for quicker API debugging.
Cross-platform clients, one API everywhere
Windows, Linux, and macOS installers with deep Kylin and UOS support. Migrate platforms without rewriting print code—the same web-print-pdf API deploys everywhere.
Core print APIs
Install the client, run npm install web-print-pdf, and start calling APIs · Full documentation
printHtml
Print HTML strings—fragments or full pages
printHtmlByUrl
Print online HTML URLs with cookies, headers, timeout, and more
printHtmlByBase64
Print Base64-encoded HTML
printPdfByUrl
Print online PDF URLs to a selected printer
printPdfByBase64
Print Base64-encoded PDF files
printImageByUrl
Print online image URLs
printImageByBase64
Print Base64-encoded images
batchPrint
Submit multiple print jobs—labels, invoices, and more
Print preview
Browser-level preview before printing
Core features
Minimal API, one-line calls
printHtml converts HTML to PDF and prints in one line—low learning curve, fast integration.
Lower dev cost
Client theme customization
Customize client title, theme color, and layout via API for on-brand printing tools.
Custom branding
HTML/CSS controls PDF layout
Use familiar HTML and CSS for print templates—WYSIWYG without extra markup languages.
Full style control
High-performance batch queue
Built-in job queue for large print volumes—ideal for ERP and WMS systems.
High throughput
Stable & reliable
Robust error handling and logging with traceable job status for production use.
Production ready
Technical support
Docs, sample code, and email support to help you integrate and debug web-print-pdf quickly.
Fast response
Typical use cases
One API for domestic intranets, admin dashboards, labels, and silent printing—the print problems frontends dread, solved out of the box
Domestic OS & Linux desktops
Same APIs on Kylin, UOS, Ubuntu, and Windows—migrate print capabilities without rewrites.
- Native deb deployment, no VMs or compatibility layers
- Government, finance, and energy sector rollouts
Vue / React silent printing
Print orders, reports, and receipts from SPAs—no browser print dialog.
- One-line
npm install web-print-pdf - Ideal for ERP, CRM, and OMS systems
HTML reports & shipping labels
Build HTML on the fly; printHtml prints with full CSS control.
- Labels, receipts, and delivery notes at scale
- Chromium rendering—what you see is what you print
Controlled silent printing
Break free from window.print—drive local printers entirely from JavaScript.
- Silent output with batch queues
- Flexible paper, watermark, and margin settings
Feature preview
Basic info
Device ID, license status, and trial info at a glance
Printer settings
Manage multiple printers and set defaults easily
Remote printing
Monitor remote server endpoints in real time; auto-print on new messages via WebSocket or HTTP polling. Message format matches the web-print-pdf npm package.
Log management
HTML, PDF, and print logs with real-time job monitoring
Live examples
Built-in code editor to test web-print-pdf APIs live
Print preview
Preview PDF output before printing
Theme customization
Custom colors and layout for your branded print client
Deployment snapshots
Anonymized summaries for reference; actual setups vary by environment.
Vue admin on Kylin desktops
A provincial agency needed silent fiscal receipts on domestic OS terminals instead of browser print dialogs.
- Linux deb client on UOS / Kylin terminals
- Vue 3 +
web-print-pdffor one-click silent print - Same HTML templates as Windows—less dual maintenance
Remote label printing
A logistics WMS pushes shipping labels to warehouse PCs; printers run without manual clicks.
- WMS runs receive/store service; exposes WebSocket/HTTP with fixed JSON
- Desk PCs configure that URL in the client
- Peak output without browsers or printHtml
UOS shop-floor reports
A manufacturer prints dynamic ERP HTML reports from UnionTech UOS workstations on the shop floor.
- Linux client on intranet-only PCs
printHtmlfor work orders and QC reports- HTML to PDF stays on-device
FAQ
How is Web Print Expert different from window.print?
window.print relies on the browser dialog with limited styling and no silent mode. Web Print Expert uses a local client with web-print-pdf for precise HTML/CSS PDF output, silent printing, and batch jobs.
How do I install and use web-print-pdf?
Download and install the client, run npm install web-print-pdf, then call printHtml, batchPrint, and other APIs from JavaScript—no browser print dialog.
Can I print HTML strings as PDF?
Yes. printHtml accepts HTML strings; PDF layout is determined by HTML and CSS—great for dynamic reports and receipts.
Does it work with Vue and React?
Yes. web-print-pdf is a standard npm package for Vue, React, Angular, and Node.js.
Is data uploaded to the cloud?
No. All HTML-to-PDF and printing runs locally—suitable for secure enterprise intranets.
Does it support batch printing?
Yes. batchPrint submits multiple jobs at once—ideal for labels, invoices, and bulk reports.
How do I enable silent printing on Kylin or UnionTech UOS?
Install the Web Print Expert deb client on Kylin or UOS, run npm install web-print-pdf in your project, and call printHtml for silent JavaScript printing without browser dialogs—ideal for intranet admin and ERP apps.
Is there a free trial?
Yes. Download the client and install the web-print-pdf npm package to try full HTML-to-PDF, silent printing, and printer management.
Download & try
Install the client first, then buy a license when ready
Ready to buy after the trial?
Download the client → pick a plan on Pricing → send your machine code on WeChat to activate