# About Nutrient

Nutrient delivers the tools to build intelligent document-centric applications and workflows. Nutrient’s document SDKs, cloud services, integrations for M365 and Salesforce, and workflow automation platform transform how modern businesses automate, secure, and scale document-centric processes. The company powers thousands of organizations worldwide, including more than 15 percent of Global 500 brands, thousands of commercial businesses across 80 nations, and more than 130 public sector organizations in 24 countries. Backed by Insight Partners and based in Raleigh, NC, Nutrient operates additional offices in England, France, and Austria. Nutrient is on a mission to transform how humans work with documents, with a technology stack that integrates the industry-leading document and workflow automation technology from PSPDFKit, ORPALIS, Aquaforest, Muhimbi, and Integrify. Learn more at https://www.nutrient.io/.

## Product suite

Nutrient’s interconnected product lines include:

1. **SDKs** — Developer-first, cross-platform development kits for embedding PDF functionality into native and hybrid applications (Web, iOS, Android, React Native, Flutter, and many more). Key capabilities: Viewing, rendering, annotations, real-time collaboration, form handling, digital/electronic signatures, editing, redaction, OCR, and AI-powered features.
2. **Document Engine** — A self-hosted PDF server for processing documents and powering server-side automation workflows. It operates standalone or as a backend for the SDKs for enhanced performance and collaboration.
3. **Document Web Services (DWS)** — Fully managed, SOC 2 Type 2 audited cloud APIs for high-scale document viewing and processing. Includes DWS Viewer API (for cloud-based rendering), DWS Processor API (30+ action-based APIs for generation, conversion, watermarking, merging, and much more), and DWS Accessibility API (for PDF accessibility remediation).
4. **Workflow Automation platform** — A no-code/low-code SaaS platform to automate business processes centered around documents, forms, and approvals. Features include a process builder, form designer, approval routing, and intelligent document processing with AI.
5. **Integrations (M365 and Salesforce)** — Advanced document functionality embedded directly into platforms such as Microsoft 365 (SharePoint, Power Automate) and Salesforce. Capabilities include conversion, OCR, watermarking, PDF form handling, and native generation/editing, without requiring plugins or custom code.

## Key differentiators

- **Full document lifecycle** — End-to-end capabilities in one platform.
- **Developer flexibility** — Clean APIs, extensive customization, and deployment flexibility (cloud, self-hosted, air-gapped).
- **AI-native** — Intelligence is embedded across all products for agentic workflows and document intelligence.
- **Enterprise trust** — SOC 2 Type 2 audited and WCAG compliant, deployed in regulated industries.

## Primary use cases

- Embedding rich PDF viewers and annotation tools in apps.
- Building in-app eSigning and approval workflows.
- Automating document generation and form processing/data extraction.
- Enterprise-scale content management and compliance.
- Redacting sensitive information at scale.

## Nutrient iOS SDK

Nutrient iOS SDK delivers a comprehensive PDF viewer with extensive functionality for iOS applications. Key capabilities include:
  - Document viewing
  - Text extraction and OCR
  - Form handling
  - Annotation tools
  - Signature integration
  - Redaction
  - and more

## API reference

API documentation is available at https://www.nutrient.io/api/ios/documentation/overview/.

## AI agent skill

A Nutrient iOS SDK skill is available for AI coding agents, including Claude Code and Codex. It gives the agent Nutrient iOS SDK integration knowledge so it can scaffold and debug Nutrient code accurately.

Install it from the Nutrient skills marketplace:

**Claude Code**:

```
/plugin marketplace add PSPDFKit/nutrient-skills
/plugin install nutrient-sdk-dev@nutrient-skills
```

**Codex**:

```
codex plugin marketplace add PSPDFKit/nutrient-skills
```

Then run `/plugins` in Codex and install the `nutrient-sdk-dev` plugin.

To install only the Nutrient iOS SDK skill with the skills CLI - https://github.com/vercel-labs/skills, run:

```
npx skills add PSPDFKit/nutrient-skills --skill nutrient-ios-sdk
```

## Topic indexes

To drill into a topic, fetch `/guides/ios/llms-<topic>.txt` directly. Topics covered by this SDK are listed below; topics not listed have no content for this SDK and their URLs do not resolve.

- [About](https://www.nutrient.io/guides/ios/llms-about.txt)
- [AI Assistant](https://www.nutrient.io/guides/ios/llms-ai-assistant.txt)
- [Annotations](https://www.nutrient.io/guides/ios/llms-annotations.txt)
- [Best Practices](https://www.nutrient.io/guides/ios/llms-best-practices.txt)
- [Conversion](https://www.nutrient.io/guides/ios/llms-conversion.txt)
- [Document Security](https://www.nutrient.io/guides/ios/llms-document-security.txt)
- [Editor](https://www.nutrient.io/guides/ios/llms-editor.txt)
- [Events And Notifications](https://www.nutrient.io/guides/ios/llms-events-and-notifications.txt)
- [Extraction](https://www.nutrient.io/guides/ios/llms-extraction.txt)
- [Forms](https://www.nutrient.io/guides/ios/llms-forms.txt)
- [Generating Pdfs](https://www.nutrient.io/guides/ios/llms-generating-pdfs.txt)
- [Getting Started](https://www.nutrient.io/guides/ios/llms-getting-started.txt)
- [Instant Synchronization](https://www.nutrient.io/guides/ios/llms-instant-synchronization.txt)
- [JSON](https://www.nutrient.io/guides/ios/llms-json.txt)
- [Knowledge Base](https://www.nutrient.io/guides/ios/llms-knowledge-base.txt)
- [Measurements](https://www.nutrient.io/guides/ios/llms-measurements.txt)
- [Migration Guides](https://www.nutrient.io/guides/ios/llms-migration-guides.txt)
- [OCR](https://www.nutrient.io/guides/ios/llms-ocr.txt)
- [Open A Document](https://www.nutrient.io/guides/ios/llms-open-a-document.txt)
- [PDF Generation](https://www.nutrient.io/guides/ios/llms-pdf-generation.txt)
- [Prebuilt Solutions](https://www.nutrient.io/guides/ios/llms-prebuilt-solutions.txt)
- [Redaction](https://www.nutrient.io/guides/ios/llms-redaction.txt)
- [Releases](https://www.nutrient.io/guides/ios/llms-releases.txt)
- [Samples](https://www.nutrient.io/guides/ios/llms-samples.txt)
- [Save A Document](https://www.nutrient.io/guides/ios/llms-save-a-document.txt)
- [Search](https://www.nutrient.io/guides/ios/llms-search.txt)
- [Signatures](https://www.nutrient.io/guides/ios/llms-signatures.txt)
- [Troubleshooting](https://www.nutrient.io/guides/ios/llms-troubleshooting.txt)
- [User Interface](https://www.nutrient.io/guides/ios/llms-user-interface.txt)
- [Viewer](https://www.nutrient.io/guides/ios/llms-viewer.txt)