SUM - Secure Ultimate Messenger Alternatives
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 is the most popular Windows, Mac & Linux alternative to SUM - Secure Ultimate Messenger.
- - LAN Messenger is the most popular Open Source & free alternative to SUM - Secure Ultimate Messenger.
Sadly, no more releases since Dec. 2018
Share files offline. No servers. No cloud. No limits.
- - Feem is the most popular Android, iPhone, iPad & Android Tablet alternative to SUM - Secure Ultimate Messenger.
Private and Secure Instant Messenger for Office designed specifically for keeping remote employees and multiple offices in sync.
"Give your team the freedom to chat, talk, share and interact together from anywhere, on any devices" by using it.
- - Output Messenger is the most popular Self-Hosted alternative to SUM - Secure Ultimate Messenger.
- - Output Messenger is the most popular commercial alternative to SUM - Secure Ultimate Messenger.
LAN Messenger is a decentralized UDP IM-style chat client which supports usernames, guaranteed-delivery IMs, broadcast chat, encryption, file transfer, simple UI, persistent settings, and IP blocking.Discontinued
And almost as outdated as the original Lan Messenger. Last repo update from 2013.
Is your company starting to experience communication problems? Does it take too much time to call your co-workers to invite them to a group meeting? Hate walking all over the building to solve some trivial issue?
AChat enables you to chat on your local network (LAN). But you can also share entire directories or send specific files, show images to other users and send messages even to users who are currently offline. Everything with full Unicode support.
Intra-office communication is essential to modern businesses; you need to be able to call your employees to meetings or update a project group quickly, easily and securely. As we all know, Internet IM applications are neither necessarily fast nor safe, and with security issues...