Messenger

This is a decentralized messaging software that offers end-to-end encryption and a direct data channel between users. It is free and open source.

This software is a user-friendly instant messaging tool designed for local area networks. It features a contact list, LAN browser, and message archive. Compatible with Windows Messenger Service, WinPopup, and net send.

Fat Chat is a LAN chat and file sharing app that comes with useful features such as favorite lists, history viewer, picture viewer, and multimedia player. It enables easy sharing of multimedia files and pictures with anyone on the LAN, and it also supports cloud storage services and email.

The IM Video Chat software provides instant LAN messaging with advanced video capabilities. It's perfect for companies, home networks, and student campuses, and offers private and secure messaging to improve communication. It's the ideal replacement for internet messengers.

Video2webcam enables users to showcase videos as a virtual webcam during video chats, irrespective of owning a real webcam. Users can conveniently alternate between real and virtual webcams, meaning that it's compatible with all webcam programs and supports varied media file formats.

ScreenCamera is a versatile software tool that offers virtual camera capability, desktop recording, and webcam splitting. It can function as a webcam on video conference apps and websites, can capture high-definition desktop recordings, and supports webcam connectivity.

Tunngle is a free VPN software that enables users to connect computers at remote locations in a LAN.

Snappy IM is an instant messaging and video software that enhances communication within small, medium, and large local area networks (LAN) and Wi-Fi. From company offices to student campuses, Snappy IM is designed to improve communication and potentially replace outdated PBX systems.