http://www.polarhome.com - Server: Linux, FreeBSD, VAX (OpenVMS operating system)
Services: Email, pop3, irc, ftp, eggdrop... cool place on different operating systems!

http://vmsbox.cjb.net - Server: OpenVMS
Services: Free, but only a limited number of accounts will be granted. Standard access via Telnet or SSH. Mail handling via VMS MAIL or POP3/SMTP. Web space with scripting support. Access to Perl and C for programming.

http://www.titanix.net - Server: Linux
Services: pop3,pop2,imap,smtp,ftp,irc,mail,mail->SMS,compiliers, NO quota for now..

http://www.bur.st/ - Server: Linux
Services: Only for people in Australia! Access via ssh, scp, ftp, pop3; basic and full shell access, domain hosting and/or seconding, mailing lists.

http://deathrow.vistech.net - Server: OpenVMS on VAX/Alpha
Services: IRC usage is allowed but no bots/relays/etc.

http://nic-nac-project.de - Server: Debian GNU/Linux 3.1 (sarge)
Services: http://nic-nac-project.de/~yourname, Quota (Web & Home): 50 MB on your personal directory, FTP, SCP, SFTP, CGI, PHP4, SSI, SSL, MySQL (one DB, ask for it), PHPMyAdmin yes
eMail: yourname@nic-nac-project.de
Clients: mutt, pine, POP3s, IMAP, WebMail, maximum email size (per element): 5 MB
Features: Spamassassin, Razor2, Anti-Virus (drop of infected mails)

http://aragon.marway.org - Server: SunOS, Linux, IRIX
Services: email, web space...