pspdfkit

# Nutrient Web SDK (previously PSPDFKit) > ### The `pspdfkit` package has been renamed to `@nutrient-sdk/viewer`. > Please use the [`@nutrient-sdk/viewer`][] package going forward. **PDF SDK for document viewing and editing in the browser** Nutrient Web SDK (previously PSPDFKit for Web) is a secure [JavaScript PDF library][] for viewing, annotating, and editing PDFs, Office documents, TIFFs, JPGs, and PNGs directly in the browser. It offers developers a way to quickly add document and image functionality to any web application. There are many [awesome][awesome nutrient] [examples][], and it comes supported by the amazing team at [Nutrient][company about]. Our PDF SDK is fully compatible with [React][], [Angular][], [Vue][], [Svelte][], [Next.js][], [Nuxt][], [Vite][], [Electron][], and any other [JavaScript][] or [TypeScript][] framework. Nutrient Web SDK can also be integrated into your [Salesforce][] instance, as well as Microsoft [Sharepoint][], [Teams][], and [OneDrive][]. - **Customizable** — Robust API for configuring behavior and appearance - **Client-side** — Workload is offloaded to client (no server needed) - **Secure** — Battle-tested, reliable PDFium-based PDF rendering engine - **Office document support** — View and convert Office documents without third-party dependencies <img src="https://www.nutrient.io/images/intercom/pspdfkit-npm.png" alt="Image showcasing the popular features of Nutrient Web SDK" width="100%" /> ## Web demos - [Document viewing][] - [Customizable UI][] - [Adding annotations][] - [Filling PDF forms][] - [Creating PDF forms][] - [Signatures][] - [Document editing][] - [Document generation][] - [Generate PDFs from DOCX templates][] - [Real-time collaboration][] - And [more][] ## File type support Nutrient Web SDK enables client-side viewing and conversion of PDF, Word, Excel, PowerPoint, TIFF, JPG, and PNG files directly on any browser — no server dependencies or MS Office licenses are required. - PDF, PDF/A (1, 2, 3, 4) - DOCX, DOC, DOTX, DOCM, XLSX, XLS, XLSM, PPTX, PPT, PPTM - PNG, JPEG, JPG, TIFF, TIF ## Browser support Our PDF SDK supports the latest versions of all commonly used browsers: Chrome, Mozilla Firefox, Safari, Edge, and Firefox ESR. ## Integrations Nutrient Web SDK is compatible with Salesforce, SharePoint, Microsoft Teams, and Microsoft OneDrive. ## Documentation Nutrient offers comprehensive [guides][guides docs] and [code samples][] to help you quickly integrate and customize your application. It comes with [full technical support][support] that includes direct access to the engineers who built the product. Whether you have questions getting started with our PDF SDK, or you want to know how to best integrate new features into your app, we’re here to help you find a solution. Most popular guides: - [PDF viewer][] - [Office conversion][] - [Annotation][] - [Forms][] - [Signatures][] - [Editor][] - [PDF generation][] - [Conversion][] - [Extraction][] - [Redaction][] - [Document security][] - [Search][] ## API [Read the full API reference][api reference]. ## Changelog For a detailed list of the changes included in each version, refer to the [changelog][]. ## License and support Nutrient is a commercial product that offers a [free trial license][trial] to evaluate and integrate it into your product. Visit our [pricing page][pricing] to learn more about licensing our solution. Copyright © 2010-2025 PSPDFKit GmbH. [`@nutrient-sdk/viewer`]: https://www.npmjs.com/package/@nutrient-sdk/viewer [javascript pdf library]: https://www.nutrient.io/guides/web/?utm_source=npm&utm_medium=referral&utm_campaign=readme [awesome nutrient]: https://github.com/PSPDFKit/awesome-nutrient?tab=readme-ov-file#web [examples]: https://www.nutrient.io/guides/web/samples/ [company about]: https://www.nutrient.io//company/about/ [react]: https://www.nutrient.io//getting-started/web/?frontend=react&project=new-project [angular]: https://www.nutrient.io//getting-started/web/?frontend=angular&project=new-project [vue]: https://www.nutrient.io//getting-started/web/?frontend=vuejs&project=new-project [svelte]: https://www.nutrient.io//getting-started/web/?frontend=svelte&project=new-project [next.js]: https://www.nutrient.io//getting-started/web/?frontend=nextjs&download=npm&integration=global-variable&project=new-project [nuxt]: https://www.nutrient.io/getting-started/web/?frontend=nuxtjs&download=npm&integration=global-variable&project=new-project [vite]: https://www.nutrient.io/getting-started/web/?frontend=vite&download=npm&integration=global-variable&project=new-project [electron]: https://www.nutrient.io/getting-started/web/?frontend=electron&download=npm&integration=global-variable&project=new-project [javascript]: https://www.nutrient.io/getting-started/web/?frontend=vanillajs&download=npm&integration=global-variable [typescript]: https://www.nutrient.io/getting-started/web/?frontend=typescript&download=npm&integration=global-variable&project=new-project [salesforce]: https://www.nutrient.io/getting-started/web-integrations/?product=salesforce&project=new-project [sharepoint]: https://www.nutrient.io/getting-started/web-integrations/?product=sharepoint&deployment=on-premises&project=new-project [teams]: https://www.nutrient.io/getting-started/web-integrations/?product=teams [onedrive]: https://www.nutrient.io/getting-started/web-integrations/?product=onedrive [guides gs]: https://www.nutrient.io/getting-started/web/?utm_source=npm&utm_medium=referral&utm_campaign=readme [demo document]: https://www.nutrient.io/downloads/pspdfkit-web-demo.pdf [document viewing]: https://www.nutrient.io/demo/viewer?utm_source=npm&utm_medium=referral&utm_campaign=readme [customizable ui]: https://www.nutrient.io/demo/ui [adding annotations]: https://www.nutrient.io/demo/annotations?utm_source=npm&utm_medium=referral&utm_campaign=readme [filling pdf forms]: https://www.nutrient.io/demo/forms?utm_source=npm&utm_medium=referral&utm_campaign=readme [creating pdf forms]: https://www.nutrient.io/demo/pdf-form-creator [signatures]: https://www.nutrient.io/demo/signatures?utm_source=npm&utm_medium=referral&utm_campaign=readme [document editing]: https://www.nutrient.io/demo/editor?utm_source=npm&utm_medium=referral&utm_campaign=readme [document generation]: https://www.nutrient.io/demo/document-generation [generate pdfs from docx templates]: https://www.nutrient.io/demo/generation-from-office-template [real-time collaboration]: https://www.nutrient.io/demo/instant-collaboration?utm_source=npm&utm_medium=referral&utm_campaign=readme [more]: https://www.nutrient.io/demo/?utm_source=npm&utm_medium=referral&utm_campaign=readme [guides docs]: https://www.nutrient.io/sdk/web/getting-started/?utm_source=npm&utm_medium=referral&utm_campaign=readme [code samples]: https://www.nutrient.io/guides/web/samples/?utm_source=npm&utm_medium=referral&utm_campaign=readme [support]: http://www.nutrient.io/support/request/?utm_source=npm&utm_medium=referral&utm_campaign=readme [pdf viewer]: https://www.nutrient.io/guides/web/viewer/?utm_source=npm&utm_medium=referral&utm_campaign=readme [office conversion]: https://www.nutrient.io/guides/web/conversion/office-to-pdf/?utm_source=npm&utm_medium=referral&utm_campaign=readme [annotation]: https://www.nutrient.io/guides/web/annotations/?utm_source=npm&utm_medium=referral&utm_campaign=readme [forms]: https://www.nutrient.io/guides/web/forms/?utm_source=npm&utm_medium=referral&utm_campaign=readme [signatures]: https://www.nutrient.io/guides/web/signatures/?utm_source=npm&utm_medium=referral&utm_campaign=readme [editor]: https://www.nutrient.io/guides/web/editor/?utm_source=npm&utm_medium=referral&utm_campaign=readme [pdf generation]: https://www.nutrient.io/guides/web/pdf-generation/?utm_source=npm&utm_medium=referral&utm_campaign=readme [conversion]: https://www.nutrient.io/guides/web/conversion/?utm_source=npm&utm_medium=referral&utm_campaign=readme [extraction]: https://www.nutrient.io/guides/web/extraction/?utm_source=npm&utm_medium=referral&utm_campaign=readme [redaction]: https://www.nutrient.io/guides/web/redaction/?utm_source=npm&utm_medium=referral&utm_campaign=readme [document security]: https://www.nutrient.io/guides/web/document-security/?utm_source=npm&utm_medium=referral&utm_campaign=readme [search]: https://www.nutrient.io/guides/web/search/?utm_source=npm&utm_medium=referral&utm_campaign=readme [api reference]: https://www.nutrient.io/api/web/PSPDFKit.html [changelog]: https://www.nutrient.io/changelog/web/?utm_source=npm&utm_medium=referral&utm_campaign=readme [trial]: https://www.nutrient.io/try/ [pricing]: https://www.nutrient.io/sdk/pricing