The best replacement for ekiga is empathy.

The best alternatives to ekiga are rated as following:
★★★★★  empathy
★★★★★  linphone
★★★★  twinkle
★★★  gizmo
★★★  skype
★★  jitsi

Your alternative for ekiga is not listed? Suggest!
Speaking about ekiga, one probably shouldn't forget about pulseaudio.

Other search terms related to ekiga and their ratings are:
★★★★★ pulseaudio
You have in mind a companion for ekiga and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of ekiga in all years. Click on graph for more.
ekiga
empathy
linphone