12Planet Instant Messaging Server for Windows

By 12Planet
Trial version
User Rating

Used 12Planet Instant Messaging Server for Windows?

Make sure that only one IP address is defined on your server machine. Otherwise, please contact support@12planet.com for detailed installation instructions.

Editors’ Review

Download.com staffFebruary 26, 2026

12Planet provides a secure, cross-platform instant messaging server for businesses. It offers quick setup, a web client, and broad compatibility with existing IM applications.

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Free

Pros
- Cross-platform support for Linux, Windows, and Solaris
- Rapid deployment of secure messaging networks
- Web-based client requires no desktop installation
- Compatible with Microsoft Messenger protocol and other clients
- Mobile access via Symbian application
Cons
- Specific mobile phone support mentioned
- Relies on Microsoft Messenger protocol compatibility

12Planet Instant Messaging Server for Windows

By 12Planet
Trial version
User Rating

Used 12Planet Instant Messaging Server for Windows?

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Full Specifications

GENERAL

Release: December 2, 2002

Latest update: February 26, 2026

Version: 2.6

OPERATING SYSTEMS

Platform: Windows

Operating System

Windows XP
Windows NT
Windows ME
Windows 98
Windows 2000
Windows 10

Additional Requirements: Windows 98/Me/NT/2000/XP

POPULARITY

Total Downloads: 15,498

Downloads Last Week: 0

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Last Updated

User Reviews

4.5/5

8 User Votes

Simply The Best
pbaffoeApril 5, 2007
Pros
Very easy to install, fast and it is FREE(5 users)
Cons
None
Summary
June 12, 2003
Pros
Cons
Summary
Quick to install and easy to use
May 19, 2003
Pros
Cons
Summary
Simple, but efficient instant messaging server. Compatibility with many popular messenger client software such as Trillian is a true plus.
Very easy to install and works great
May 1, 2003
Pros
Cons
Summary
this is a perfect solution if you don't want to mess up with complex Microsoft stuff. The IM server is quick to install and very simple to use, just what we needed to replace the public, unsecure IM we had!
May 1, 2003
Pros
Cons
Summary
Very simple yet powerful
December 4, 2002
Pros
Cons
Summary
Installed the product within 5 minutes, and got a very nice looking IM applet working right after. Cool product!
Useful tool for corporate instant messaging
December 4, 2002
Pros
Cons
Summary
The flexibility of web based applet deployment is really a plus. The compatibility with the Windows XP client is an excellent feature as this simplifies our deployment tasks.
Good product, simple to install and run
December 2, 2002
Pros
Cons
Summary
We love this product, very easy to use on our intranet and web site

Developer’s Description

Create a secure corporate instant messaging network.