Free Spire.Presentation for .NET is a Community Edition of the Spire.Presentation for .NET, which is a totally free PowerPoint API for commercial and personal use. As a standalone C#/VB.NET library, 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, .NET Core) platform. Free Spire.Presentation for .NET is a standalone PowerPoint .NET library and does not depend on Microsoft PowerPoint. It supports both PowerPoint Presentation 97-2003(PPT) and PowerPoint Presentation 2007, 2010, 2013, 2016 and 2019(PPTX). Friendly Reminder: |
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Spire.Presentation for .NET supports PPT, PPS, PPTX and PPSX presentation formats. |
Free Edition $0
Free version is limited to 10 presentation slides. This limitation is enforced during reading or writing PPT, PPTX. When converting PowerPoint files to PDF, you can only get the first 3 pages of PDF file. |



Only Free Spire.Presentation, No Microsoft PowerPoint Automation
As an independent PowerPoint .NET API, Free Spire.Presentation for .NET doesn't need Microsoft PowerPoint installed on the machine. And it is compatible with other .NET applications. |
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Summary of Free Spire.Presentation functions
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Platforms Supported
By using Free Spire.Presentation, developers can build any type of a 32-bit or 64-bit .NET application including C#, VB.NET, ASP.NET, Web Services and WinForms for .NET Framework version from 2.0 to 4.5.
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