LAN Messenger is a free and open source cross-platform instant messaging application for communication over a local network. It does not require a server. A number of useful features including event notifications, file transfer and message logging are provided.

Features

  • Personal and group messaging
  • Instant messaging: Connect and chat with users on your network.
  • Secure messaging for privacy: All messages are protected by AES encryption with RSA as the key exchange mechanism.
  • Broadcast messages: Send notifications to all users or specified users.
  • File transfer: Exchange files with others easily.
  • Organize contacts: Arrange your contacts into groups for easier management.
  • Message logging: Past conversations are logged and can be retreived at any time.
  • Serverless architecture: A server does not need to be set up on the network for LAN Messenger to work.
  • No internet connection required: As the name suggests, LAN Messenger works inside the local network and does not require internet access. This helps to minimize external threats.
  • Multilanguage user interface: You can select the language for the user interface.
  • Cross-platform support: All the features of this application are supported on Windows, Mac and Linux. The interface is fully integrated with the native environment of each platform.
  • File transfer
  • Message history
  • Notification alarms
  • Message encryption
  • Multilanguage user interface

Platforms

  • Windows
  • Linux
  • macOS

License

GNU General Public License version 3.0 (GPLv3)

Resources & Downloads

LAN Messenger
Download LAN Messenger for free. An intranet chat application that does not require a server. LAN Messenger is a p2p chat application for intranet communication and does not require a server. A variety of handy features are supported including notifications, personal and group messaging with encryption, file transfer and message logging.
LAN Messenger
An intranet chat application that does not require a server.