| Althea: An IMAP e-mail client for X-windows. It has support for using many servers at once and IMAP over SSL. (C++) [GNU/Linux] |
| Biabam: Mail attachments from the commandline. (Shell script) [GNU/Linux, Unix] |
| Fetchmail: A mail retrieval and forwarding utility intended to be used over on-demand TCP/IP links (such as SLIP or PPP connections). [GNU/lInux, Unix] |
| Gbiff: Checks for mail within a file, a qmail or MH style dir, or an IMAP4 or a POP3 server. (C) [GNU/Linux, Unix] |
| Maildrop: A mail filter/local delivery agent with a perl-ish filtering language and maildir support. (C++) [GNU/Linux, Unix] |
| Mailfilter: A utility to get rid of unwanted spam mails, before downloading them from the POP3 mailbox. (C++) [GNU/Linux, Unix, Windows 9x/2000/NT] |
| Mailsync: Synchronizes a collection of mailboxes, which may be on the local filesystem or on an IMAP server. (C++) [OS Independent] |
| WMpop: A WindowMaker dock app that monitors a POP3 mailbox to inform you when mail arrives. It can be configured via a GTK+ GUI. (C) [GNU/Linux] |