Iteration Layer
Products
Blog
Docs
Recipes
All Recipes E-Commerce Education Finance & Accounting Healthcare Human Resources Legal Logistics & Shipping Manufacturing Marketing Publishing Real Estate Technology
Pricing
Login Get Started

Create Shipping Labels

Generate compact PDF shipping labels with sender and recipient addresses, barcode, and tracking number.

Who this is for

E-commerce platforms and fulfillment centers use this recipe to generate shipping labels on demand. Define sender and recipient addresses in a grid layout with a barcode for scanning — ready to print and attach to outgoing packages. 

curl -X POST https://api.iterationlayer.com/document-generation/v1/generate \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "format": "pdf",
    "document": {
      "metadata": {
        "title": "Shipping Label - TRK-84729105",
        "author": "Greenfield Fulfillment Co."
      },
      "page": {
        "size": { "width_in_pt": 288, "height_in_pt": 432 },
        "margins": { "top_in_pt": 18, "right_in_pt": 18, "bottom_in_pt": 18, "left_in_pt": 18 }
      },
      "styles": {
        "text": { "font_family": "Helvetica", "font_size_in_pt": 11.0, "line_height": 1.5, "color": "#333333" },
        "headline": { "font_family": "Helvetica", "font_size_in_pt": 24.0, "color": "#111111", "spacing_before_in_pt": 12.0, "spacing_after_in_pt": 6.0, "is_bold": true },
        "link": { "color": "#0066CC", "is_underlined": true },
        "list": { "text_style": { "font_family": "Helvetica", "font_size_in_pt": 11.0, "line_height": 1.5, "color": "#333333" }, "marker_color": "#333333", "marker_gap_in_pt": 8.0 },
        "table": { "header": { "background_color": "#333333", "text_color": "#FFFFFF", "font_size_in_pt": 11.0, "is_bold": true }, "body": { "background_color": "#FFFFFF", "text_color": "#333333", "font_size_in_pt": 11.0 }, "border": { "outer": { "top": { "color": "#CCCCCC", "width_in_pt": 1.0 }, "right": { "color": "#CCCCCC", "width_in_pt": 1.0 }, "bottom": { "color": "#CCCCCC", "width_in_pt": 1.0 }, "left": { "color": "#CCCCCC", "width_in_pt": 1.0 } }, "inner": { "horizontal": { "color": "#EEEEEE", "width_in_pt": 0.5 }, "vertical": { "color": "#EEEEEE", "width_in_pt": 0.5 } } } },
        "grid": { "background_color": "#FFFFFF", "border_color": "#CCCCCC", "border_width_in_pt": 0.0, "gap_in_pt": 12.0 },
        "separator": { "color": "#CCCCCC", "thickness_in_pt": 1.0, "spacing_before_in_pt": 12.0, "spacing_after_in_pt": 12.0 },
        "image": { "border_color": "#000000", "border_width_in_pt": 0.0 }
      },
      "content": [
        { "type": "headline", "level": "h3", "text": "GREENFIELD FULFILLMENT CO." },
        { "type": "separator" },
        { "type": "grid", "columns": [
          { "column_span": 6, "blocks": [
            { "type": "paragraph", "runs": [{ "text": "FROM:", "is_bold": true }] },
            { "type": "paragraph", "markdown": "Greenfield Fulfillment Co.\n1200 Commerce Blvd, Unit 4\nAustin, TX 78701\nUnited States" }
          ]},
          { "column_span": 6, "blocks": [
            { "type": "paragraph", "runs": [{ "text": "TO:", "is_bold": true }] },
            { "type": "paragraph", "runs": [
              { "text": "Maria Vasquez", "is_bold": true },
              { "text": "\n742 Evergreen Terrace, Apt 3B\nPortland, OR 97205\nUnited States" }
            ]}
          ]}
        ]},
        { "type": "separator" },
        { "type": "grid", "columns": [
          { "column_span": 6, "blocks": [
            { "type": "paragraph", "runs": [{ "text": "Service: ", "is_bold": true }, { "text": "Priority 2-Day" }] },
            { "type": "paragraph", "runs": [{ "text": "Weight: ", "is_bold": true }, { "text": "2.4 lbs" }] }
          ]},
          { "column_span": 6, "blocks": [
            { "type": "paragraph", "runs": [{ "text": "Order: ", "is_bold": true }, { "text": "GF-2026-48291" }] },
            { "type": "paragraph", "runs": [{ "text": "Date: ", "is_bold": true }, { "text": "2026-03-06" }] }
          ]}
        ]},
        { "type": "separator" },
        { "type": "barcode", "value": "TRK84729105204839", "format": "code128", "width_in_pt": 200, "height_in_pt": 60, "fg_hex_color": "#000000", "bg_hex_color": "#FFFFFF" },
        { "type": "paragraph", "runs": [
          { "text": "Tracking: ", "is_bold": true },
          { "text": "TRK-8472-9105-2048-39" }
        ]}
      ]
    }
  }'
import { IterationLayer } from "iterationlayer";
const client = new IterationLayer({ apiKey: "YOUR_API_KEY" });

const result = await client.generateDocument({
  format: "pdf",
  document: {
    metadata: {
      title: "Shipping Label - TRK-84729105",
      author: "Greenfield Fulfillment Co.",
    },
    page: {
      size: { width_in_pt: 288, height_in_pt: 432 },
      margins: { top_in_pt: 18, right_in_pt: 18, bottom_in_pt: 18, left_in_pt: 18 },
    },
    styles: {
      text: { font_family: "Helvetica", font_size_in_pt: 11.0, line_height: 1.5, color: "#333333" },
      headline: { font_family: "Helvetica", font_size_in_pt: 24.0, color: "#111111", spacing_before_in_pt: 12.0, spacing_after_in_pt: 6.0, is_bold: true },
      link: { color: "#0066CC", is_underlined: true },
      list: { text_style: { font_family: "Helvetica", font_size_in_pt: 11.0, line_height: 1.5, color: "#333333" }, marker_color: "#333333", marker_gap_in_pt: 8.0 },
      table: { header: { background_color: "#333333", text_color: "#FFFFFF", font_size_in_pt: 11.0, is_bold: true }, body: { background_color: "#FFFFFF", text_color: "#333333", font_size_in_pt: 11.0 }, border: { outer: { top: { color: "#CCCCCC", width_in_pt: 1.0 }, right: { color: "#CCCCCC", width_in_pt: 1.0 }, bottom: { color: "#CCCCCC", width_in_pt: 1.0 }, left: { color: "#CCCCCC", width_in_pt: 1.0 } }, inner: { horizontal: { color: "#EEEEEE", width_in_pt: 0.5 }, vertical: { color: "#EEEEEE", width_in_pt: 0.5 } } } },
      grid: { background_color: "#FFFFFF", border_color: "#CCCCCC", border_width_in_pt: 0.0, gap_in_pt: 12.0 },
      separator: { color: "#CCCCCC", thickness_in_pt: 1.0, spacing_before_in_pt: 12.0, spacing_after_in_pt: 12.0 },
      image: { border_color: "#000000", border_width_in_pt: 0.0 },
    },
    content: [
      { type: "headline", level: "h3", text: "GREENFIELD FULFILLMENT CO." },
      { type: "separator" },
      { type: "grid", columns: [
        { column_span: 6, blocks: [
          { type: "paragraph", runs: [{ text: "FROM:", is_bold: true }] },
          { type: "paragraph", markdown: "Greenfield Fulfillment Co.\n1200 Commerce Blvd, Unit 4\nAustin, TX 78701\nUnited States" },
        ]},
        { column_span: 6, blocks: [
          { type: "paragraph", runs: [{ text: "TO:", is_bold: true }] },
          { type: "paragraph", runs: [
            { text: "Maria Vasquez", is_bold: true },
            { text: "\n742 Evergreen Terrace, Apt 3B\nPortland, OR 97205\nUnited States" },
          ]},
        ]},
      ]},
      { type: "separator" },
      { type: "grid", columns: [
        { column_span: 6, blocks: [
          { type: "paragraph", runs: [{ text: "Service: ", is_bold: true }, { text: "Priority 2-Day" }] },
          { type: "paragraph", runs: [{ text: "Weight: ", is_bold: true }, { text: "2.4 lbs" }] },
        ]},
        { column_span: 6, blocks: [
          { type: "paragraph", runs: [{ text: "Order: ", is_bold: true }, { text: "GF-2026-48291" }] },
          { type: "paragraph", runs: [{ text: "Date: ", is_bold: true }, { text: "2026-03-06" }] },
        ]},
      ]},
      { type: "separator" },
      { type: "barcode", value: "TRK84729105204839", format: "code128", width_in_pt: 200, height_in_pt: 60, fg_hex_color: "#000000", bg_hex_color: "#FFFFFF" },
      { type: "paragraph", runs: [
        { text: "Tracking: ", is_bold: true },
        { text: "TRK-8472-9105-2048-39" },
      ]},
    ],
  },
});

console.log(result);
from iterationlayer import IterationLayer
client = IterationLayer(api_key="YOUR_API_KEY")

result = client.generate_document(
    format="pdf",
    document={
        "metadata": {
            "title": "Shipping Label - TRK-84729105",
            "author": "Greenfield Fulfillment Co.",
        },
        "page": {
            "size": {"width_in_pt": 288, "height_in_pt": 432},
            "margins": {"top_in_pt": 18, "right_in_pt": 18, "bottom_in_pt": 18, "left_in_pt": 18},
        },
        "styles": {
            "text": {"font_family": "Helvetica", "font_size_in_pt": 11.0, "line_height": 1.5, "color": "#333333"},
            "headline": {"font_family": "Helvetica", "font_size_in_pt": 24.0, "color": "#111111", "spacing_before_in_pt": 12.0, "spacing_after_in_pt": 6.0, "is_bold": True},
            "link": {"color": "#0066CC", "is_underlined": True},
            "list": {"text_style": {"font_family": "Helvetica", "font_size_in_pt": 11.0, "line_height": 1.5, "color": "#333333"}, "marker_color": "#333333", "marker_gap_in_pt": 8.0},
            "table": {"header": {"background_color": "#333333", "text_color": "#FFFFFF", "font_size_in_pt": 11.0, "is_bold": True}, "body": {"background_color": "#FFFFFF", "text_color": "#333333", "font_size_in_pt": 11.0}, "border": {"outer": {"top": {"color": "#CCCCCC", "width_in_pt": 1.0}, "right": {"color": "#CCCCCC", "width_in_pt": 1.0}, "bottom": {"color": "#CCCCCC", "width_in_pt": 1.0}, "left": {"color": "#CCCCCC", "width_in_pt": 1.0}}, "inner": {"horizontal": {"color": "#EEEEEE", "width_in_pt": 0.5}, "vertical": {"color": "#EEEEEE", "width_in_pt": 0.5}}}},
            "grid": {"background_color": "#FFFFFF", "border_color": "#CCCCCC", "border_width_in_pt": 0.0, "gap_in_pt": 12.0},
            "separator": {"color": "#CCCCCC", "thickness_in_pt": 1.0, "spacing_before_in_pt": 12.0, "spacing_after_in_pt": 12.0},
            "image": {"border_color": "#000000", "border_width_in_pt": 0.0},
        },
        "content": [
            {"type": "headline", "level": "h3", "text": "GREENFIELD FULFILLMENT CO."},
            {"type": "separator"},
            {"type": "grid", "columns": [
                {"column_span": 6, "blocks": [
                    {"type": "paragraph", "runs": [{"text": "FROM:", "is_bold": True}]},
                    {"type": "paragraph", "markdown": "Greenfield Fulfillment Co.\n1200 Commerce Blvd, Unit 4\nAustin, TX 78701\nUnited States"},
                ]},
                {"column_span": 6, "blocks": [
                    {"type": "paragraph", "runs": [{"text": "TO:", "is_bold": True}]},
                    {"type": "paragraph", "runs": [
                        {"text": "Maria Vasquez", "is_bold": True},
                        {"text": "\n742 Evergreen Terrace, Apt 3B\nPortland, OR 97205\nUnited States"},
                    ]},
                ]},
            ]},
            {"type": "separator"},
            {"type": "grid", "columns": [
                {"column_span": 6, "blocks": [
                    {"type": "paragraph", "runs": [{"text": "Service: ", "is_bold": True}, {"text": "Priority 2-Day"}]},
                    {"type": "paragraph", "runs": [{"text": "Weight: ", "is_bold": True}, {"text": "2.4 lbs"}]},
                ]},
                {"column_span": 6, "blocks": [
                    {"type": "paragraph", "runs": [{"text": "Order: ", "is_bold": True}, {"text": "GF-2026-48291"}]},
                    {"type": "paragraph", "runs": [{"text": "Date: ", "is_bold": True}, {"text": "2026-03-06"}]},
                ]},
            ]},
            {"type": "separator"},
            {"type": "barcode", "value": "TRK84729105204839", "format": "code128", "width_in_pt": 200, "height_in_pt": 60, "fg_hex_color": "#000000", "bg_hex_color": "#FFFFFF"},
            {"type": "paragraph", "runs": [
                {"text": "Tracking: ", "is_bold": True},
                {"text": "TRK-8472-9105-2048-39"},
            ]},
        ],
    },
)

print(result)
package main

import il "github.com/iterationlayer/sdk-go"

client := il.NewClient("YOUR_API_KEY")

result, err := client.GenerateDocument(il.GenerateDocumentRequest{
    Format: "pdf",
    Document: il.DocumentDefinition{
        Metadata: il.DocumentMetadata{
            Title:  "Shipping Label - TRK-84729105",
            Author: "Greenfield Fulfillment Co.",
        },
        Page: il.DocumentPage{
            Size:    il.DocPageSize{WidthInPt: 288, HeightInPt: 432},
            Margins: il.DocMargins{TopInPt: 18, RightInPt: 18, BottomInPt: 18, LeftInPt: 18},
        },
        Content: []il.ContentBlock{
            il.NewHeadlineBlock("h3", "GREENFIELD FULFILLMENT CO."),
            il.NewSeparatorBlock(),
            il.NewGridBlock([]il.GridColumn{
                {ColumnSpan: 6, Blocks: []il.ContentBlock{
                    il.NewParagraphBlock(),
                }},
                {ColumnSpan: 6, Blocks: []il.ContentBlock{
                    il.NewParagraphBlock(),
                }},
            }),
            il.NewSeparatorBlock(),
            il.NewBarcodeBlock(0, "TRK84729105204839", "code128", "#000000", "#FFFFFF",
                il.Position{},
                il.Dimensions{WidthInPx: 200, HeightInPx: 60}),
        },
    },
})

Related Recipes

Build Product Datasheets

Generate professional product specification sheets with images, feature tables, technical specs, and contact information.

Build Slide Decks

Build PowerPoint slide decks with title slides, content slides, and call-to-action pages.

Create Quarterly Reports

Create structured quarterly business reports with table of contents, data tables, and page numbers.

Start building in minutes

Free trial credits included. No credit card required.

Start for free