Winpopup LAN Messenger

Cost-effective secure Instant Messaging software.


Net Send SDK

Need to send messages from your application or a script? Winpopup LAN Messenger comes with a command-line tool NetSend.exe and dynamic-link library NetSend.dll.

The NetSend.exe and NetSend.dll does NOT send messages themselves, they are transfer message to locally running Winpopup LAN Messenger or Net Send GUI for sending.

NetSend Syntax

The generic syntax is:
NetSend.exe /WINPOPUP User Name 1[, User Name 2...] "Text of message"

You need to use comma or semicolon for separating user names. The text of message must be quoted by double quotation marks.


The NetSend.dll is dynamic-link library that provide instant messaging functionality to your application. NetSend.dll exports four simple functions, C++ and C# examples of using NetSend.dll are included in the Net Send SDK.

Net Send SDK Files

  • Examples
    • MFC --- Project of C++ MFC example
    • NET.CS --- Project of C# example
    • Release --- Compiled MFC and C# examples
    • Examples.sln --- Microsoft Visual Studio 2005 solution file.
  • netsend.dll --- DLL interface
  • NetSend.exe --- Command line interface
  • readme.url