16
BackupMill.com
14
Freeware
Open Source Backup is a back-up utility for Windows.
Open Source Geospatial Foundation
10
Open source
MapGuide Open Source is a platform for developing web mapping applications.
58
Rocket.Chat
1,366
Open source
Open source team chat Slack alternative with cloud support.
Classbuilder
1
Open source
ClassBuilder is freeware CASE tool targeted at the C++ developer.
atdl4j
Freeware
atdl4j is an open source and not-for-profit JavaTM implementation of FIXatdlSM.
OpenCV
419
Open source
OpenCV is a library of programming functions for real time computer vision.
Tenebril Incorporated
Freeware
Small, free, open-source chat system for Windows. FriendlyTalk sports an unique chat interface, allo....
Sparkling Network
Commercial
Open Source Network Monitoring for Windows, Linux and Android written in C++/Qt5.
3
Philip White
221
Freeware
IntraNet Chat is an open source Intranet messenger.
1
Jesse McGrew
74
Freeware
Visual IRC (ViRC) is an open source Internet Relay Chat client for the Windows.
7
Jitsi
4,273
Open source
Jitsi is an open source video conferencing and chat program.
14
Articulate Team
31
Open source
Articulate is an open source voice input program for Arma 3.
1
Mozilla
351
Open source
An open source, Mozilla Thunderbird-based mail, news and chat client.
Firma
16
Freeware
Virtual Reality Chat (VRC) is a 3D application supporting text and voice chat.
Blabbelon, LLC.
Freeware
- Officer Chat - two levels of voice chat in one room!
90
voicechatalpha
25
Freeware
A low latency/bandwidth,high voice quality, voice chat client for all Windows.