Polotno

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Sticker it API + Polotno: custom sticker design editor

Embed Polotno's design editor for custom stickers, labels, and magnets — Sticker it handles HP Indigo printing and worldwide shipping.

Polotno + Sticker it pairs Polotno's embedded design editor SDK with Sticker it's Print API . Your users design custom stickers, labels, or magnets inside your app, your backend submits the file to Sticker it, and Sticker it prints on HP Indigo presses and ships across the UK, EU, USA, Canada, and Australia.

The problem Sticker it doesn't solve

Sticker it has one of the best sticker-production stacks in the industry — HP Indigo digital printing, digital laser cutting, compostable material options, 15cm² MOQ, 3–4 day lead times. Their Print API handles every one of those variables cleanly. But the API takes finished files. You still need a design surface that understands die-cut shapes, bleed, and material-specific color handling.

Teams building on Sticker it without a design layer usually:

  • Restrict users to pre-made sticker catalogs
  • Accept raw PNG uploads and hope customers understood bleed
  • Send every order through manual proofing because the source files are inconsistent

Polotno goes in front of Sticker it so users design directly in your app on the right canvas for their chosen shape and material, and your backend always submits a file that Sticker it's presses can run without a human touching it. Sticker it explicitly targets AI companies selling stickers — the same fit pattern Brand Ninja used with Polotno to turn AI output into branded visuals.

How the integration works

  • Design — User picks a product (die-cut sticker, kiss-cut sheet, roll label, fridge magnet) and a size. Polotno loads the canvas with bleed and safe area per Sticker it's specs for that product.
  • Edit — User drops artwork, adds text, moves elements. The die-line stays locked so the cut shape is always valid.
  • Export — Your app exports a print-ready file: PDF with bleed + crop marks for custom shapes, 300dpi PNG for rectangular kiss-cuts. For CMYK strictness, use @polotno/pdf-export .
  • Order — Your backend submits the order to Sticker it's Print API with the file URL, product SKU, quantity, material, and shipping address.
  • Fulfill — Sticker it prints on HP Indigo, laser-cuts, and ships in 3–4 days.

What a request looks like

// 1. Export a print-ready file from Polotno with bleed + crop marks.
const pdfDataUrl = await store.toPDFDataURL({
  pixelRatio: 2,
  includeBleed: true,
  cropMarksEnabled: true,
})
// For PDF/X-1a + CMYK, export server-side with @polotno/pdf-export:
//   await jsonToPDF(store.toJSON(), "./sticker.pdf", { pdfx1a: true })
const fileUrl = await uploadToYourStorage(pdfDataUrl)

// 2. Submit the order to Sticker it.
//    See https://stickerit.stoplight.io/ for the full API reference.
await fetch(STICKER_IT_ORDERS_ENDPOINT, {
  method: "POST",
  headers: {
    Authorization: `Bearer ${STICKER_IT_API_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    /* product SKU, material, size, quantity, file URL, shipping — per Sticker it docs */
  }),
})

What Polotno handles vs. what Sticker it handles

Polotno (in your app)

  • Embedded design editor UI
  • Templates for stickers, labels, and magnets at Sticker it product specs
  • Die-line and kiss-cut shape editing with safe area enforced
  • Brand locking for logo, typography, and layout
  • Print-ready PDF or 300dpi PNG export

Sticker it (backend)

  • Full catalog of stickers, labels, and magnets including compostable materials
  • HP Indigo digital printing and digital laser cutting
  • 15cm² minimum order, 3–4 day lead times
  • Worldwide shipping (UK, EU, USA, Canada, Australia)
  • Proofing via Glide (their fulfillment tool)

Technical details

  • Export: PDF with bleed + crop marks for custom shapes; 300dpi PNG for kiss-cuts; PDF/X-1a + CMYK for strict press workflows.
  • Bleed: 3mm, enforced by the template.
  • Die-line: Polotno keeps the cut line as a dedicated layer so Sticker it's laser cutter reads it directly.
  • Auth: API key, issued after you complete their enquiry form or email api@stickerit.co .
  • Alternate path: Order Desk middleware connects Sticker it to Shopify, WooCommerce, BigCommerce, Etsy, and Amazon if you prefer not to integrate directly.
  • Rendering modes: Client, self-hosted, or cloud rendering .

What you can build

Any Sticker it product:

  • Custom die-cut stickers
  • Kiss-cut sticker sheets
  • Roll labels and product labels
  • Fridge and promotional magnets
  • Compostable sticker lines for sustainability-first brands
  • AI art → sticker / magnet workflows — a use case Sticker it explicitly targets and Polotno supports natively

FAQ

Do I need a Sticker it account?

Yes. Register API interest via their enquiry form or email api@stickerit.co to receive credentials.

What file formats does Polotno export?

PDF with bleed + crop marks for custom shapes; 300dpi PNG for kiss-cuts; PDF/X-1a + CMYK for strict press workflows via @polotno/pdf-export .

Can I offer compostable materials in the editor?

Yes. Material is a product selector in Polotno; the template stays the same across material variants, and the SKU passed to Sticker it's API determines the material run.

Does this work for AI-generated art?

Yes — Sticker it explicitly targets AI companies selling stickers. Polotno's editor handles the final composition, bleed, and die-line; the AI-generated image just becomes a placed element on the canvas. See how Brand Ninja used Polotno for AI content .

Closed beta

The Polotno + Sticker it integration has been in closed beta since April 2026. If you're building on Sticker it and need an embedded design editor, request access — or start integrating Polotno first.

Skip the build, cut dev costs, launch faster

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