#1
Libera.Chat
Providing a community platform for free and open-source software and peer directed projects.
#2
Undernet
The Undernet is one of the largest realtime chat networks in the world, with approximately 40 servers connecting people world wide.
#3
OFTC
The Open and Free Technology Community aims to provide stable and effective collaboration services to members of the community in any part of the world, while closely listening to their needs and desires.
#5
HybridIRC
#6
Rizon
#7
FreeUniBG
The United Bulgarian IRC network FreeUniBG is an informal organization, created and maintained thanks to the voluntary initiative of all participants, in the name of the free exchange of information.
#8
EFnet
#9
DALnet
Started in 1994 as an alternative to the overburdened networks of the time, DALnet has grown into a vibrant community and is widely regarded as the most "friendly" of the major IRC networks.
#10
QuakeNet
QuakeNet is a large IRC (Internet Relay Chat) network. People from all over the world connect to QuakeNet to communicate, organise and hang out.
#11
freenode
#13
#16
IRC-nERDs
Your nerdly home. Nerd about anything, computers, tech, cinema, etc.
#20
Geekshed
GeekShed is a free to use and family-friendly Internet Relay Chat network, capable of hosting chat rooms for a variety of purposes.
#21
EvilNET
#24
IRC4Fun
IRC4Fun is an Internet Relay Chat network, founded in October of 2007. Our goal is to provide a quality, free, & fun chat service giving people all over the world a means for conversing with each other on friendly, secure and drama-free servers.
#26
AfterNET
#27
Newnet
#28
#31
IRC for everyone.
#33
Zoite
Zoite is the biggest, medium-sized, small IRC network mentioned in this sentence. We've been around for a little over 18 years now, welcoming users new and old alike. Drop in and say hello!
#35
tawx
#36
#37
LibertaCasa
#38
DeltaWorlds! Connecting the world.