SoftwareOpenSourceSystem
DinoyesGNU/Linux, BSD
GajimyesGNU/Linux, BSD, Windows
EmpathyyesGNU/Linux, BSD, Windows
PidginyesGNU/Linux, BSD, Windows, MacOS
AdiumyesMacOS
iChatnoMacOS
KopeteyesGNU/Linux, BSD
JitsiyesGNU/Linux, BSD, GNU/Solaris, Windows, MacOS
Psi / Psi+yesGNU/Linux, BSD, GNU/Solaris, Windows, MacOS
SwiftyesGNU/Linux, BSD, GNU/Solaris, Windows, MacOS
Miranda NGyesWindows
Trillian PronoGNU/Linux, Windows, MacOS, Android, iOS
MonalyesMacOS, iOS
ChatSecurenoiOS
AstraChatnoGNU/Linux, Windows, MacOS, Android, iOS
ConversationsyesAndroid
Pix-Art MessengeryesAndroid
yaximyesAndroid
XabberyesAndroid