ClueNet is a network of various servers owned by different people so that they can collaborate to provide high-quality, free services to users. These services include ClueShell, which is a network of free Linux and Windows shell account servers, ClueTun, which is an IPv6-over-TCP tunnel broker, ClueIRC, which is an IRC network designed to promote collaborative sharing of information, ClueMail, which is ClueNet's own free email service complete with POP3 and IMAP access, and CluePaste, which is a pastebin hosted on ClueNet. Various other services are offered depending on resources and demand.