Discord

Discord is used in FG community as an alternative to Mumble, Teamspeak, FGCom or Ventrilo.

Discord is a free voice/chat software. Can be downloaded as an app or used in a browser.

Flightgear servers invite links

Flightgear: https://discord.gg/8qh2C6d

WWII era aircraft: https://discord.gg/yJaP5Wn

Flightgear FDM School: https://discord.gg/Uyrtsar

Operation Red Flag military FG community: https://discord.gg/ptVapkE

Flightgear specific aircraft servers invite links

Aircraft Mirage 2000: https://discord.gg/xZ3r2KR

Aircraft Saab 37 Viggen: https://discord.gg/RJTwS9a

Aircraft F-16: https://discord.gg/8RcYnjA

Aircraft Panavia Tornado: https://discord.gg/26rvkr2

Aircraft Jaguar: https://discord.gg/G5q5XYN

Aircraft MiG-21bis: https://discord.gg/bs8xyz3

Furthermore several other Flightgear servers exist, that you need an invite to join.

Its advised that you create a permanent account, instead of creating guest accounts as some people create duplicate accounts which clogs up the member logs and makes it more difficult to @mention people.