Thunderbird
4.0 fan 5 stjerren (basearre op 2 resinsjes)
Mozilla Thunderbird is a free and open-source cross-platform email client, personal information
Tag: XMPP client
Gajim
5.0 fan 5 stjerren (basearre op 1 resinsje)
A fully-featured XMPP client – Connect to your contacts using a server of your choice.