The best replacement for echolink is irlp.

The best alternatives to echolink are rated as following:
★★★★★  irlp
★★★  dstar
★  wires
★  d-star

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

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



Google Trends

Scale is based on the average worldwide traffic of echolink in all years. Click on graph for more.
echolink
irlp
dstar