a .NET library that can read/write Office formats without Microsoft Office installed. No COM+, no interop.

Use the Spreadsheet Document API to manage spreadsheet documents in code.

Implement a PDF viewer in an ASP.NET web application.

Retrieve a list of interactive form fields' names and use the PdfFormData object to fill form fields in code.

Implement a custom signer based on the Bouncy Castle C# API and use a custom digest calculator to calculate a document hash.

Use the Mail Merge feature enhanced with DOCVARIABLE specifics to create Master-Detail reports.

Use the PDF Document API to rotate document pages and save the result.

Use the PdfDocumentFacade and PdfAcroFormFacade classes to change the interactive form field's parameters in a PDF document.

Use the Spreadsheet Document API to create and modify pivot tables in code.

Use the Azure Key Vault API to sign a PDF document.

Enable Track Changes in a document to retrieve, accept or reject revisions.

Sign a PDF document using a certificate stored on a hardware device

Use the DOCVARIABLE field to insert dynamic content into the document.

Use the Spreadsheet Document API to manage spreadsheet documents in code.

Use AJAX requests to modify the Spreadsheet control's content.

Create an interactive form field (a check box field) and add it to a PDF document.

Create and dockerize an ASP.NET Core Web API application that uses the Office File API library to convert Excel and Word documents to HTML.

Get a checked appearance name for each radio button and check the corresponding radio button with the obtained value.

Integrate AI capabilities into a DevExpress-powered Office File API Web API application.

Use the Office File API to create thumbnail images for Excel, Word and PDF documents.