Save this snippet as an HTML file and load it in your browser to get up and running with pdf-lib as quickly as possible.
$ deno run --allow-write https://pdf-lib.js.org/deno/quick_start.ts
If you are using Deno, then try running the above command in your terminal to quickly create a PDF document! π¦
If you are using npm or yarn as your package manager:
# With npm npm install --save pdf-lib # With yarn yarn add pdf-lib
import < PDFDocument, StandardFonts, rgb >from 'pdf-lib' async function createPdf( ) < const pdfDoc = await PDFDocument.create() const timesRomanFont = await pdfDoc.embedFont(StandardFonts.TimesRoman) const page = pdfDoc.addPage() const < width, height >= page.getSize() const fontSize = 30 page.drawText('Creating PDFs in JavaScript is awesome!', < x: 50, y: height - 4 * fontSize, size: fontSize, font: timesRomanFont, color: rgb(0, 0.53, 0.71), >) const pdfBytes = await pdfDoc.save() >
import < degrees, PDFDocument, rgb, StandardFonts >from 'pdf-lib'; async function modifyPdf( ) < const url = 'https://pdf-lib.js.org/assets/with_update_sections.pdf' const existingPdfBytes = await fetch(url).then(res => res.arrayBuffer()) const pdfDoc = await PDFDocument.load(existingPdfBytes) const helveticaFont = await pdfDoc.embedFont(StandardFonts.Helvetica) const pages = pdfDoc.getPages() const firstPage = pages[0] const < width, height >= firstPage.getSize() firstPage.drawText('This text was added with JavaScript!', < x: 5, y: height / 2 + 300, size: 50, font: helveticaFont, color: rgb(0.95, 0.1, 0.1), rotate: degrees(-45), >) const pdfBytes = await pdfDoc.save() >
import < PDFDocument >from 'pdf-lib' async function createForm( ) < const pdfDoc = await PDFDocument.create() const page = pdfDoc.addPage([550, 750]) const form = pdfDoc.getForm() page.drawText('Enter your favorite superhero:', < x: 50, y: 700, size: 20 >) const superheroField = form.createTextField('favorite.superhero') superheroField.setText('One Punch Man') superheroField.addToPage(page, < x: 55, y: 640 >) page.drawText('Select your favorite rocket:', < x: 50, y: 600, size: 20 >) page.drawText('Falcon Heavy', < x: 120, y: 560, size: 18 >) page.drawText('Saturn IV', < x: 120, y: 500, size: 18 >) page.drawText('Delta IV Heavy', < x: 340, y: 560, size: 18 >) page.drawText('Space Launch System', < x: 340, y: 500, size: 18 >) const rocketField = form.createRadioGroup('favorite.rocket') rocketField.addOptionToPage('Falcon Heavy', page, < x: 55, y: 540 >) rocketField.addOptionToPage('Saturn IV', page, < x: 55, y: 480 >) rocketField.addOptionToPage('Delta IV Heavy', page, < x: 275, y: 540 >) rocketField.addOptionToPage('Space Launch System', page, < x: 275, y: 480 >) rocketField.select('Saturn IV') page.drawText('Select your favorite gundams:', < x: 50, y: 440, size: 20 >) page.drawText('Exia', < x: 120, y: 400, size: 18 >) page.drawText('Kyrios', < x: 120, y: 340, size: 18 >) page.drawText('Virtue', < x: 340, y: 400, size: 18 >) page.drawText('Dynames', < x: 340, y: 340, size: 18 >) const exiaField = form.createCheckBox('gundam.exia') const kyriosField = form.createCheckBox('gundam.kyrios') const virtueField = form.createCheckBox('gundam.virtue') const dynamesField = form.createCheckBox('gundam.dynames') exiaField.addToPage(page, < x: 55, y: 380 >) kyriosField.addToPage(page, < x: 55, y: 320 >) virtueField.addToPage(page, < x: 275, y: 380 >) dynamesField.addToPage(page, < x: 275, y: 320 >) exiaField.check() dynamesField.check() page.drawText('Select your favorite planet*:', < x: 50, y: 280, size: 20 >) const planetsField = form.createDropdown('favorite.planet') planetsField.addOptions(['Venus', 'Earth', 'Mars', 'Pluto']) planetsField.select('Pluto') planetsField.addToPage(page, < x: 55, y: 220 >) page.drawText('Select your favorite person:', < x: 50, y: 180, size: 18 >) const personField = form.createOptionList('favorite.person') personField.addOptions([ 'Julius Caesar', 'Ada Lovelace', 'Cleopatra', 'Aaron Burr', 'Mark Antony', ]) personField.select('Ada Lovelace') personField.addToPage(page, < x: 55, y: 70 >) page.drawText(`* Pluto should be a planet too!`, < x: 15, y: 15, size: 15 >) const pdfBytes = await pdfDoc.save() >
import < PDFDocument >from 'pdf-lib' async function fillForm( ) < const formUrl = 'https://pdf-lib.js.org/assets/dod_character.pdf' const formPdfBytes = await fetch(formUrl).then(res => res.arrayBuffer()) const marioUrl = 'https://pdf-lib.js.org/assets/small_mario.png' const marioImageBytes = await fetch(marioUrl).then(res => res.arrayBuffer()) const emblemUrl = 'https://pdf-lib.js.org/assets/mario_emblem.png' const emblemImageBytes = await fetch(emblemUrl).then(res => res.arrayBuffer()) const pdfDoc = await PDFDocument.load(formPdfBytes) const marioImage = await pdfDoc.embedPng(marioImageBytes) const emblemImage = await pdfDoc.embedPng(emblemImageBytes) const form = pdfDoc.getForm() const nameField = form.getTextField('CharacterName 2') const ageField = form.getTextField('Age') const heightField = form.getTextField('Height') const weightField = form.getTextField('Weight') const eyesField = form.getTextField('Eyes') const skinField = form.getTextField('Skin') const hairField = form.getTextField('Hair') const alliesField = form.getTextField('Allies') const factionField = form.getTextField('FactionName') const backstoryField = form.getTextField('Backstory') const traitsField = form.getTextField('Feat+Traits') const treasureField = form.getTextField('Treasure') const characterImageField = form.getButton('CHARACTER IMAGE') const factionImageField = form.getButton('Faction Symbol Image') nameField.setText('Mario') ageField.setText('24 years') heightField.setText(`5' 1"`) weightField.setText('196 lbs') eyesField.setText('blue') skinField.setText('white') hairField.setText('brown') characterImageField.setImage(marioImage) alliesField.setText( [ `Allies:`, ` β’ Princess Daisy`, ` β’ Princess Peach`, ` β’ Rosalina`, ` β’ Geno`, ` β’ Luigi`, ` β’ Donkey Kong`, ` β’ Yoshi`, ` β’ Diddy Kong`, ``, `Organizations:`, ` β’ Italian Plumbers Association`, ].join('\n'), ) factionField.setText(`Mario's Emblem`) factionImageField.setImage(emblemImage) backstoryField.setText( [ `Mario is a fictional character in the Mario video game franchise, `, `owned by Nintendo and created by Japanese video game designer Shigeru `, `Miyamoto. Serving as the company's mascot and the eponymous `, `protagonist of the series, Mario has appeared in over 200 video games `, `since his creation. Depicted as a short, pudgy, Italian plumber who `, `resides in the Mushroom Kingdom, his adventures generally center `, `upon rescuing Princess Peach from the Koopa villain Bowser. His `, `younger brother and sidekick is Luigi.`, ].join('\n'), ) traitsField.setText( [ `Mario can use three basic three power-ups:`, ` β’ the Super Mushroom, which causes Mario to grow larger`, ` β’ the Fire Flower, which allows Mario to throw fireballs`, ` β’ the Starman, which gives Mario temporary invincibility`, ].join('\n'), ) treasureField.setText(['β’ Gold coins', 'β’ Treasure chests'].join('\n')) const pdfBytes = await pdfDoc.save() >
import < PDFDocument >from 'pdf-lib' async function flattenForm( ) < const formUrl = 'https://pdf-lib.js.org/assets/form_to_flatten.pdf' const formPdfBytes = await fetch(formUrl).then(res => res.arrayBuffer()) const pdfDoc = await PDFDocument.load(formPdfBytes) const form = pdfDoc.getForm() form.getTextField('Text1').setText('Some Text'); form.getRadioGroup('Group2').select('Choice1'); form.getRadioGroup('Group3').select('Choice3'); form.getRadioGroup('Group4').select('Choice1'); form.getCheckBox('Check Box3').check(); form.getCheckBox('Check Box4').uncheck(); form.getDropdown('Dropdown7').select('Infinity'); form.getOptionList('List Box6').select('Honda'); form.flatten(); const pdfBytes = await pdfDoc.save() >
import < PDFDocument >from 'pdf-lib' async function copyPages( ) < const url1 = 'https://pdf-lib.js.org/assets/with_update_sections.pdf' const url2 = 'https://pdf-lib.js.org/assets/with_large_page_count.pdf' const firstDonorPdfBytes = await fetch(url1).then(res => res.arrayBuffer()) const secondDonorPdfBytes = await fetch(url2).then(res => res.arrayBuffer()) const firstDonorPdfDoc = await PDFDocument.load(firstDonorPdfBytes) const secondDonorPdfDoc = await PDFDocument.load(secondDonorPdfBytes) const pdfDoc = await PDFDocument.create(); const [firstDonorPage] = await pdfDoc.copyPages(firstDonorPdfDoc, [0]) const [secondDonorPage] = await pdfDoc.copyPages(secondDonorPdfDoc, [742]) pdfDoc.addPage(firstDonorPage) pdfDoc.insertPage(0, secondDonorPage) const pdfBytes = await pdfDoc.save() >
import < PDFDocument >from 'pdf-lib' async function embedImages( ) < const jpgUrl = 'https://pdf-lib.js.org/assets/cat_riding_unicorn.jpg' const pngUrl = 'https://pdf-lib.js.org/assets/minions_banana_alpha.png' const jpgImageBytes = await fetch(jpgUrl).then((res) => res.arrayBuffer()) const pngImageBytes = await fetch(pngUrl).then((res) => res.arrayBuffer()) const pdfDoc = await PDFDocument.create() const jpgImage = await pdfDoc.embedJpg(jpgImageBytes) const pngImage = await pdfDoc.embedPng(pngImageBytes) const jpgDims = jpgImage.scale(0.5) const pngDims = pngImage.scale(0.5) const page = pdfDoc.addPage() page.drawImage(jpgImage, < x: page.getWidth() / 2 - jpgDims.width / 2, y: page.getHeight() / 2 - jpgDims.height / 2 + 250, width: jpgDims.width, height: jpgDims.height, >) page.drawImage(pngImage, < x: page.getWidth() / 2 - pngDims.width / 2 + 75, y: page.getHeight() / 2 - pngDims.height + 250, width: pngDims.width, height: pngDims.height, >) const pdfBytes = await pdfDoc.save() >
import < PDFDocument >from 'pdf-lib' async function embedPdfPages( ) < const flagUrl = 'https://pdf-lib.js.org/assets/american_flag.pdf'; const constitutionUrl = 'https://pdf-lib.js.org/assets/us_constitution.pdf'; const flagPdfBytes = await fetch(flagUrl).then((res) => res.arrayBuffer()); const constitutionPdfBytes = await fetch(constitutionUrl).then((res) => res.arrayBuffer(), ); const pdfDoc = await PDFDocument.create(); const [americanFlag] = await pdfDoc.embedPdf(flagPdfBytes); const usConstitutionPdf = await PDFDocument.load(constitutionPdfBytes); const preamble = await pdfDoc.embedPage(usConstitutionPdf.getPages()[1], < left: 55, bottom: 485, right: 300, top: 575, >); const americanFlagDims = americanFlag.scale(0.3); const preambleDims = preamble.scale(2.25); const page = pdfDoc.addPage(); page.drawPage(americanFlag, < . americanFlagDims, x: page.getWidth() / 2 - americanFlagDims.width / 2, y: page.getHeight() - americanFlagDims.height - 150, >); page.drawPage(preamble, < . preambleDims, x: page.getWidth() / 2 - preambleDims.width / 2, y: page.getHeight() / 2 - preambleDims.height / 2 - 50, >); const pdfBytes = await pdfDoc.save(); >
import < PDFDocument, rgb >from 'pdf-lib' import fontkit from '@pdf-lib/fontkit' async function embedFontAndMeasureText( ) < const url = 'https://pdf-lib.js.org/assets/ubuntu/Ubuntu-R.ttf' const fontBytes = await fetch(url).then(res => res.arrayBuffer()) const pdfDoc = await PDFDocument.create() pdfDoc.registerFontkit(fontkit) const customFont = await pdfDoc.embedFont(fontBytes) const page = pdfDoc.addPage() const text = 'This is text in an embedded font!' const textSize = 35 const textWidth = customFont.widthOfTextAtSize(text, textSize) const textHeight = customFont.heightAtSize(textSize) page.drawText(text, < x: 40, y: 450, size: textSize, font: customFont, color: rgb(0, 0.53, 0.71), >) page.drawRectangle(< x: 40, y: 450, width: textWidth, height: textHeight, borderColor: rgb(1, 0, 0), borderWidth: 1.5, >) const pdfBytes = await pdfDoc.save() >
import < PDFDocument >from 'pdf-lib' async function addAttachments( ) < const jpgUrl = 'https://pdf-lib.js.org/assets/cat_riding_unicorn.jpg' const pdfUrl = 'https://pdf-lib.js.org/assets/us_constitution.pdf'; const jpgAttachmentBytes = await fetch(jpgUrl).then(res => res.arrayBuffer()) const pdfAttachmentBytes = await fetch(pdfUrl).then(res => res.arrayBuffer()) const pdfDoc = await PDFDocument.create() await pdfDoc.attach(jpgAttachmentBytes, 'cat_riding_unicorn.jpg', < mimeType: 'image/jpeg', description: 'Cool cat riding a unicorn! π¦ππΆοΈ', creationDate: new Date('2019/12/01'), modificationDate: new Date('2020/04/19'), >) await pdfDoc.attach(pdfAttachmentBytes, 'us_constitution.pdf', < mimeType: 'application/pdf', description: 'Constitution of the United States πΊπΈπ¦
', creationDate: new Date('1787/09/17'), modificationDate: new Date('1992/05/07'), >) const page = pdfDoc.addPage(); page.drawText('This PDF has two attachments', < x: 135, y: 415 >) const pdfBytes = await pdfDoc.save() >
Note that only some PDF readers can view attachments. This includes Adobe Reader, Foxit Reader, and Firefox.
import < PDFDocument, StandardFonts >from 'pdf-lib' async function setDocumentMetadata( ) < const pdfDoc = await PDFDocument.create() const timesRomanFont = await pdfDoc.embedFont(StandardFonts.TimesRoman) const page = pdfDoc.addPage([500, 600]) page.setFont(timesRomanFont) page.drawText('The Life of an Egg', < x: 60, y: 500, size: 50 >) page.drawText('An Epic Tale of Woe', < x: 125, y: 460, size: 25 >) // Note that these fields are visible in the "Document Properties" section of // most PDF readers. pdfDoc.setTitle('π₯ The Life of an Egg π³') pdfDoc.setAuthor('Humpty Dumpty') pdfDoc.setSubject('π An Epic Tale of Woe π') pdfDoc.setKeywords(['eggs', 'wall', 'fall', 'king', 'horses', 'men']) pdfDoc.setProducer('PDF App 9000 π€') pdfDoc.setCreator('pdf-lib (https://github.com/Hopding/pdf-lib)') pdfDoc.setCreationDate(new Date('2018-06-24T01:58:37.228Z')) pdfDoc.setModificationDate(new Date('2019-12-21T07:00:11.000Z')) const pdfBytes = await pdfDoc.save() >
import < PDFDocument >from 'pdf-lib' async function readDocumentMetadata( ) < const url = 'https://pdf-lib.js.org/assets/with_cropbox.pdf' const existingPdfBytes = await fetch(url).then(res => res.arrayBuffer()) const pdfDoc = await PDFDocument.load(existingPdfBytes, < updateMetadata: false >) console.log('Title:', pdfDoc.getTitle()) console.log('Author:', pdfDoc.getAuthor()) console.log('Subject:', pdfDoc.getSubject()) console.log('Creator:', pdfDoc.getCreator()) console.log('Keywords:', pdfDoc.getKeywords()) console.log('Producer:', pdfDoc.getProducer()) console.log('Creation Date:', pdfDoc.getCreationDate()) console.log('Modification Date:', pdfDoc.getModificationDate()) >
This script outputs the following:
Title: Microsoft Word - Basic Curriculum Vitae example.doc Author: Administrator Subject: undefined Creator: PScript5.dll Version 5.2 Keywords: undefined Producer: Acrobat Distiller 8.1.0 (Windows) Creation Date: 2010-07-29T14:26:00.000Z Modification Date: 2010-07-29T14:26:00.000Z
import < PDFDocument, rgb >from 'pdf-lib' async function drawSvgPaths( ) < const svgPath = 'M 0,20 L 100,160 Q 130,200 150,120 C 190,-40 200,200 300,150 L 400,90' const pdfDoc = await PDFDocument.create() const page = pdfDoc.addPage() page.moveTo(100, page.getHeight() - 5) page.moveDown(25) page.drawSvgPath(svgPath) page.moveDown(200) page.drawSvgPath(svgPath, < borderColor: rgb(0, 1, 0), borderWidth: 5 >) page.moveDown(200) page.drawSvgPath(svgPath, < color: rgb(1, 0, 0) >) page.moveDown(200) page.drawSvgPath(svgPath, < scale: 0.5 >) const pdfBytes = await pdfDoc.save() >