GemBoxSoftware 

GemBox.Spreadsheet is a .NET component that enables developers to read, write, convert and print spreadsheet files (XLSX, XLS, ODS, CSV, HTML, PDF or XPS) from their .NET applications using one simple API.

GemBox.Document is a .NET component that enables developers to read, write, convert and print document files (DOCX, DOC, PDF, HTML, XPS, RTF, TXT) from .NET applications in a simple and efficient way.

GemBox.Email is a .NET component that enables developers to read and write email files (MSG, EML, MHTML), and compose, receive and send email messages using IMAP, POP, and SMTP from .NET applications in a simple and efficient way.

GemBox.Presentation is a .NET component which enables developers to read, write, convert and print presentation files (PPTX, PPT, PDF, XPS) from .NET applications in a simple and efficient way.

GemBox.Pdf is a .NET component that enables developers to read, write, create, update and protect PDF files from .NET applications in a simple and efficient way. With GemBox.Pdf you get a fast and reliable component that's easy to use. It works on .NET Framework and .NET Standard and it doesn't... More information

GemBox.Spreadsheet.WinFormsUtilities is a utility component for GemBox.Spreadsheet that enables developers to import/export DataGridView control to/from Excel file.