Fast, efficient, and easy-to-use C# and VB.NET libraries for developing applications and services working with MS Office, PDF, email and image file formats
Trusted by developers at 11,000+ companies worldwide
GemBox.BundleA package of .NET libraries for processing spreadsheets, documents, presentations, and emails.
GemBox.SpreadsheetRead, write, convert, and print XLSX, XLS, XLSB, CSV, HTML, and ODS spreadsheets from .NET applications.
GemBox.DocumentRead, write, convert, and print DOCX, DOC, PDF, RTF, HTML, MD, and ODT documents from .NET applications.
GemBox.PdfRead, write, edit, and print PDF files from .NET applications.
GemBox.PresentationRead, write, convert, and print PPTX, PPT, and PPSX presentations from .NET applications.
GemBox.EmailRead, write, and convert MSG, EML, MHTML, and MBOX files. Send and receive email via POP, IMAP, SMTP, and EWS from .NET apps.
GemBox.ImagingRead, convert, and transform PNG, JPEG, and GIF images from .NET applications.
GemBox.PdfViewerDisplay, print, save, digitally sign and add e-signatures to PDFs in JavaScript, ASP.NET Core, Angular, React, Vue.js, and Svelte web apps.
Get in touch with us if you have any questions about our products and we will be happy to help you:
We have released a new version of GemBox.PdfViewer with support for adding free text, hand drawing, and image annotations to PDF...
We have released a new version of the GemBox .NET libraries that makes the internal rendering engine the default...
We have released a new version of GemBox.Spreadsheet with the following list of features, improvements, and fixes included...