1
Witas
35
Freeware
Creates, analyzes and simulates Petri nets types, PT nets.
4
Free Software Foundation, Inc.
4
Freeware
The FMC Stencils are templates and extensions for Visio or OpenOffice Drawing.
39
Microsoft
36
Freeware
Microsoft Visio 2010 Viewer, freely distribute Visio drawings and diagrams.
8
Microsoft Corporation
58
Update
You can open files created in the newer Visio 2013 drawing file format.
1
Microsoft Visio
289
Freeware
Visio 2010 WBS Modeler Add-in helps you improve the project planning process.
22
Microsoft
288
Freeware
It is a .NET implementation for very small, resource constrained devices.
29
Aspose
4
Shareware
.NET Library for Visio File Formats | Diagram .NET API.
Alberto Ferrari
80
Freeware
Somehow Microsoft decided not to include this feature in 2010 version of Visio.
90
StarPrint Limited
4
Shareware
An add-in,that integrates with Microsoft Visual Studio .NET 2005, 2008 and 2010.
Mirko Meier
Freeware
Invist is a free O/R Mapper - Code Generator within Visual Studio .NET 2010.
EU Outsourcing
Demo
EasyXLS is the .NET component to read and write Microsoft Excel 97-2010 files.
JanKallman
8
Open source
EPPlus is a .net library that reads and writes Excel 2007/2010 files.