Striked - Server listings and news, along with network information. - http://www.striked.org/
Serenity - Site offers a guide to services available, as well as instructions on how to connect and a Java chat applet. No warez or adult content. - http://www.serenity-irc.net/
Succuba - Alternate IRC network with a full suite of services, including BotServ for more robust channel management and Java chat. - http://www.succuba.com/
SolarStone - Offers general discussion channels with X based network services. - http://www.solarstone.net/
StormDancing - Website containing a lot of relative links including server pages, history, staff, network mailing list, and also contains a java chat applet. - http://www.stormdancing.net/
SlashNET - Originally sponsored by Slashdot, now independent. Offers channels ranging from technical discussion to general chat. - http://www.slashnet.org/
StarWars-IRC - An Internet Relay Chat Network with a Star Wars theme. Not just for Star Wars fans, however. Everyone is welcome! - http://www.starwars-irc.net/
Sid Kitty Land - New, small-sized network. Includes full services and they also keep the lag to a minimum. Site contains klined user information, services information, and current network news. - http://www.sid-kitty-land.org/irc-chat/
StarChat - Medium sized network averaging around 1000 users. Monitored to prevent activity inappropriate for minors. Registered bots allowed. Includes a Java Chat applet. - http://www.starchat.net/
StarLink-IRC - Friendly, safe and helpful chat environment for the whole family. - http://www.starlink-irc.org/
SpaceTronix - A stable Network which is using Auspice Services and Unreal IRCd (Version 3.2). This network has been up since May 2001 and has a friendly Network-Team. The Network is supporting SSL connections and IPv4/IPv6. - http://www.spacetronix.net
StarLink - Offers a global IRC network, java chat, channel services and community oriented staff. - http://www.starlink.org/
SorceryNet - General chat suitable for all ages. Site offers network news, statistics and channel summaries. - http://www.sorcery.net/
Serenia - A fairly small network with stable servers and services. Home page includes server, services, channel, staff and traffic information. - http://www.serenia.net/
ShadowWorld - Services help files in multiple languages, policies, user feedback survey, community links, and staff member information. - http://www.shadowworld.net/
ShadowFire - Contains full customised services, spread over three continents. Staff list, services information, and a java chat applet. - http://www.shadowfire.org/