Doconut bundles a full‑stack document viewer, a high‑performance conversion engine, and an advanced annotation suite into a single NuGet package. By taking care of PDFs, Word, Excel, PowerPoint, CAD drawings, images, and even email files on the server, Doconut lets you embed a polished document experience without juggling multiple third‑party libraries.

Seamless Document Viewing & Conversion for .NET

What you’ll notice right away

  • One unified API – same code for viewing, converting, annotating, and searching.
  • Performance‑first design – stream‑based processing keeps memory usage low and rendering snappy.
  • Enterprise‑grade security – runs on Windows, Docker, Azure, and AWS with fine‑grained access controls.

Explore each capability below:

Server‑Side PDF → DOCX Conversion for ASP.NET

If your app needs to turn PDFs into editable Word documents, Doconut’s offline conversion engine offers a dependable, stream‑based solution that works with both Doconut .NET Framework and .NET Core.

Feature Benefit
PDF ↔ DOCX conversion Layout, images, and fonts stay intact
In‑memory streams No temporary files cluttering the disk
Docker‑compatible Deploy effortlessly in containers

Out‑of‑the‑box features include:

  • Thumbnail navigation – jump to any page in large documents with a single click.
  • Custom styling – tweak colours, toolbar layout, and default zoom via CSS or component parameters.

CAD File Rendering in .NET Core

Engineering portals often need to showcase DWG or DXF drawings. Doconut’s CAD rendering converts those files to high‑resolution PDFs or images on the server, then streams the result to the browser.

Long‑tail keyword: “CAD file rendering in .NET Core with Doconut”.

Secure Offline Document Conversion Engine

Because all heavy lifting happens on the server, Doconut eliminates client‑side downloads and keeps sensitive data under your control. It hooks directly into popular cloud storage services:

  • Amazon S3 – stream files straight from S3 buckets.
  • Azure Blob Storage – use Azure credentials for secure access.
  • Local file system – a fallback for on‑premises deployments.

Security highlights

  • Role‑based access control for printing, downloading, and annotation.
  • TLS encryption for every data stream.
  • Optional digital‑signature verification for PDFs.

Real‑Time OCR Search in PDF Documents

Doconut’s built‑in OCR engine indexes scanned PDFs on the fly, making keyword search across thousands of pages feel instantaneous.

Key user benefits:

  • Highlighting of matches – jump directly to the relevant spot.
  • Search history navigation – revisit earlier queries without losing context.
  • Multi‑language support – OCR works with major European languages out of the box.

Long‑tail keyword: “real‑time OCR search in PDF documents using Doconut”.

Industry Use Cases

Industry Typical Scenario Doconut Advantage
Legal Tech Viewing contracts & e‑discovery files Secure, audit‑ready annotation and redaction
Healthcare Rendering patient records (PDF, images) HIPAA‑compliant storage integration
Finance Generating PDF reports from Excel data Fast, lossless conversion at scale
E‑Learning Embedding interactive PDFs in course portals Responsive mobile view and rich annotation tools

For a step‑by‑step walkthrough, head over to the official docs: https://www.doconut.com/documentation

Common Questions

Q: Does Doconut require any client‑side plugins or ActiveX controls?
A: No. All rendering and conversion happen on the server; the client only receives standard HTML5 and JavaScript.

Q: Can I customise the annotation toolbar?
A: Absolutely. You can style the toolbar with CSS and enable or disable specific annotation types through the viewer’s configuration API.

Q: Is the conversion engine thread‑safe for high‑traffic web services?
A: Yes. Doconut .NET is built for scalable, multi‑threaded environments and works seamlessly behind load balancers.

Key Takeaways

  • Doconut delivers a single, high‑performance API for viewing, converting, annotating, and OCR searching across 50+ file formats.
  • Server‑side processing guarantees security, scalability, and native compatibility with Docker, Azure, and AWS.
  • Integration is plug‑and‑play for ASP.NET, MVC, Core, WebForms, and Blazor, requiring just a few lines of code.
  • Advanced capabilities like CAD rendering and real‑time OCR make Doconut a fit for legal, healthcare, finance, and e‑learning sectors.
  • Jump on a 30‑day free trial today and give your users a seamless document experience—no downloads, no plugins.