Free .NET Office API for developing Office in C#, VB.NET, ASP.NET

Developers can use Free Spire.Doc for .NET to generate, read, write, save, print and convert documents on any .NET applications. The featured function, conversion allows converting Word documents (Word 97-2003, Word 2007, Word 2010, word 2013) to commonly used file format, such as XML, RTF, TXT, PDF, XPS, EPUB, HTML and Image etc.

Free Spire.DocViewer for .NET can help developers quickly open Word 97-2003, Word 2007, Word 2010 and Word 2013. When Printing Word Documents, print pages can be set up or be odd number, even number or a custom number scale. In addition, developers can view documents in reading or printing mode and display documents with page up/down, and zoom in/out.

Free Spire.XLS for .NET enables developers to generate Excel workbook from scratch, or load a workbook from either folder or file stream. Developers can also save it to file, file stream or web response. Free Spire.XLS for .NET enables developers to create, add, delete, rename, edit and move worksheet in either C#, VB.NET or ASP.NET. Developers can also copy, move, and consolidate across worksheets with full contents. Free Spire.XLS for .NET offers a wide range of security features including Excel encryption/decryption, cells hide/unhide, and worksheets lock/unlock.

Developers can use Free Spire.Presentation for .NET to create, read, write, modify, convert and print PowerPoint documents from any .NET(C#, VB.NET, ASP.NET) platform. It supports both PowerPoint Presentation 97-2003(PPT) and PowerPoint Presentation 2007, 2010(PPTX), 2013 (PPTX).

Developers can implement rich capabilities to create PDF files from scratch or process existing PDF documents. Many rich features can be supported, such as security setting, PDF text/attachment/image extract, PDF merge/split, metadata update, section and paragraph optimizing, graph/image drawing and inserting, table creation and processing, and importing data etc.

Developers can view PDF/A-1B, PDF/X1A files and open and read encrypted PDF files. It supports multiple print orientations including landscape, portrait and automatic. Furthermore, it can export PDFs to popular image formats like .bmp, .png and .jpeg. When viewing PDF document through Free Spire.PDFViewer .NET, developers can set display as fit page, page down/up, zoom in/out, etc.

Free Spire.DataExport for .NET is a 100% pure data .NET API suit for exporting data into MS Word, Excel, Access, PDF, HTML, XML, CSV, DBF, SYLK, SQL Script, DIF, Clipboard, etc. Quickly and easily export data from Command, ListView and DataTable components.

Free Spire.Barcode for .NET is a FREE and professional barcode API specially designed for .NET developers (C#, VB.NET, ASP.NET) to generate, read 1D & 2D barcodes. Free Spire.BarCode supports variable common image formats, such as Bitmap, JPG, PNG, EMF, TIFF, GIF and WMF.