mail

• grommunio/
• kopano/
• notmuch/
• opensmtpd-filters/
• postfix/
• stalwart/
• thunderbird-i18n/

• abook addressbook program with mutt support
• adcomplain complain about SPAM
• aerc terminal email client
• alpine UW e-mail client
• altermime utility for altering mime-encoded mailpacks
• amavisd-new interface between mailer MTA and content checkers
• archivemail archive and compress your old email
• archiveopteryx mail server storing messages in a database
• asmail biff-type program, designed to match AfterStep
• bmf easy to use Bayesian spam filter
• bogofilter bayesian spam filter
• bulk_mailer speed mail delivery by sorting & batching addresses
• clamnailer generate ScamNailer spear phishing database in ClamAV format
• clamsmtp SMTP virus filter
• claws-mail mail and news client
• cmail simple mail counter
• courier-authlib authentication library for courier
• courier-imap imap server for maildir format mailboxes
• courier-unicode courier unicode library
• cucipop Cubic Circle's POP3 daemon
• cyrus-imapd Cyrus IMAP server
• dcc bulk mail detection (Distributed Checksum Clearinghouses)
• dkimproxy SMTP proxy to verify or add DKIM signatures
• dma DragonFly Mail Agent
• dovecot compact IMAP/POP3 server
• dovecot-fts-flatcurve full text search plugin for Dovecot using Xapian
• dovecot-fts-xapian full text search plugin for Dovecot using Xapian
• dovecot-pigeonhole Sieve mail filtering for Dovecot
• elm once-popular mail user agent
• evolution integrated email and PIM software for GNOME
• evolution-ews evolution connector for MS Exchange via EWS
• exim flexible mail transfer agent
• exmh2 Tcl/Tk interface to the MH mail system
• extsmail robust sending of e-mail via external commands
• fdm fetch, filter and deliver mail
• femail simple SMTP client
• fetchmail mail retrieval utility for POP2, POP3, KPOP, IMAP and more
• geary email application built around conversations
• getmail IMAP/POP3/SDPS mail retriever
• gmail-oauth2 tool for authenticating to Gmail with OAuth2
• gmime30 MIME messages creation and parsing library
• grepmail search mailboxes for a particular email
• greyscanner greytrapping daemon to complement OpenBSD spamd
• hashcash hashcash anti-spam / denial of service counter-measure tool
• hypermail generate a cross-referenced HTML mail archive
• imapfilter remote IMAP filtering utility
• imapproxy connection-caching IMAP proxy for webmail clients etc.
• imapsync IMAP synchronization tool
• isync synchronize IMAP4 and maildir mailboxes
• ldapvacation return 'I am not here' indication stored in a LDAP tree
• libetpan mail purpose library
• libspf2 SPF library
• libsrs2 SRS library
• maildrop mail delivery agent with filtering abilities
• mailest search backend for Mew with Hyper Estrairer
• mailgraph RRDtool frontend for Postfix statistics
• mailman mailing list manager with web interface
• mailscanner virus/spam scanning framework
• mairix program for indexing & searching email
• majordomo mailing list manager
• mblaze set of Maildir utilities
• mboxgrep scan mailboxes for messages matching a regular expression
• mdsort maildir sort
• meli terminal mail client
• metamail MIME implementation
• mew emacs-based mail client
• milter-checkrcpt sendmail milter plugin for recipient checking
• milter-greylist greylist milter
• milter-regex sendmail milter plugin for regular expression filtering
• milter-spamd sendmail milter plugin for SpamAssassin spamd
• mimedefang mailfilter to identify and mark spam
• mimetic C++ MIME library
• mini_sendmail accept email on behalf of real sendmail
• mlmmj mailing list manager
• movemail move your mail box to another location
• mozilla-thunderbird Mozilla e-mail, calendar, rss and usenet client
• msmtp SMTP plugin for MUAs
• mu maildir indexer and searcher with emacs frontend
• mutt tty-based e-mail client
• mutt-wizard neomutt and isync configuration with good defaults
• neomutt tty-based e-mail client, Mutt with patches
• nmh new MH mail handling program
• nmzmail fast maildir search engine
• offlineimap powerful IMAP/Maildir synchronization and reader support
• opendkim library and milter for DKIM (Domain Keys Identified Mail)
• opendmarc library and milter for DMARC
• opensmtpd-extras extras for smtpd
• osbf-lua lua text classification module and anti-spam solution
• p5-Catalyst-Plugin-Email send emails with Catalyst
• p5-Catalyst-View-Email send Email from Catalyst
• p5-Email-Abstract unified interface to mail representations
• p5-Email-Address RFC 2822 address parsing and creation
• p5-Email-Address-List RFC close address list parsing
• p5-Email-Address-XS parse and format RFC 5322 email addresses and groups
• p5-Email-Date find and format date headers
• p5-Email-Date-Format produce RFC 2822 date strings
• p5-Email-Filter library for creating easy email filters
• p5-Email-Filter-Rules simple rules for routing mail with Email::Filter
• p5-Email-Folder read an email folder as Email::Simple objects
• p5-Email-FolderType determine email folder type
• p5-Email-LocalDelivery deliver a piece of mail locally
• p5-Email-MIME easy MIME message handling
• p5-Email-MIME-Attachment-Stripper strip the attachments from an e-mail
• p5-Email-MIME-ContentType parse MIME Content-Type or Content-Disposition headers
• p5-Email-MIME-Encodings unified interface to MIME encoding and decoding
• p5-Email-MessageID generate world unique message-ids
• p5-Email-Received parse an email Received: header
• p5-Email-Reply module to generate replies to e-mail messages.
• p5-Email-Send simply sending email
• p5-Email-Sender library for sending email
• p5-Email-Simple simple parsing of RFC2822 message format and headers
• p5-Email-Valid check validity of Internet email addresses
• p5-Email-Valid-Loose allows non RFC822 addresses common in japan
• p5-FuzzyOcr detect image spam with SpamAssassin
• p5-GMail-IMAPD imap4 gateway to Google webmail service
• p5-Log-Procmail perl module for reading procmail logs
• p5-MIME-Base32 Base32 encoder/decoder
• p5-MIME-Charset charset Informations for MIME
• p5-MIME-EncWords perl module to deal with RFC 2047 encoded words
• p5-MIME-Lite low-calorie MIME generator
• p5-MIME-Lite-HTML transform a HTML page in a MIME-Lite mail
• p5-MIME-Types perl module to manage MIME types
• p5-MIME-tools modules for parsing (and creating) MIME entities
• p5-Mail-Alias manipulates e-mail alias files of various formats
• p5-Mail-Audit library for creating easy mail filters
• p5-Mail-AuthenticationResults object oriented Authentication-Results headers
• p5-Mail-Box perl module to manage mail folders
• p5-Mail-DKIM DKIM and DomainKeys message-signing implementation
• p5-Mail-DKIM-Iterator iterative DKIM validation of records or signing of mails
• p5-Mail-DMARC Perl implementation of DMARC
• p5-Mail-DMARC-Iterator iterative DMARC validation for mails
• p5-Mail-GnuPG handle GnuPG-encrypted/signed messages
• p5-Mail-IMAPClient perl module for an IMAP Client API
• p5-Mail-IMAPTalk IMAP client interface with lots of features
• p5-Mail-ListDetector Perl extension for detecting mailing list messages
• p5-Mail-Mbox-MessageParser fast and simple mbox folder reader
• p5-Mail-Milter-Authentication perl implementation of email authentication standards
• p5-Mail-POP3Client perl module to talk to a POP3 (RFC1081) server
• p5-Mail-RFC822-Address validate email addresses according to RFC822
• p5-Mail-SPF perl oop implementation of Sender Policy Framework
• p5-Mail-SPF-Iterator iterative SPF lookup
• p5-Mail-SPF-Query perl module to query Sender Policy Framework
• p5-Mail-SPF-Test perl SPF test-suite class
• p5-Mail-Sender send mail with attachments through SMTP
• p5-Mail-SpamAssassin mailfilter to identify and mark spam
• p5-Mail-Tools modules for handling mail with perl
• p5-Mail-Webmail-Gmail interface to Google webmail service
• p5-OpenSMTPd-Filter easier filters for OpenSMTPd in perl
• p5-SMTP-Server implements a complete, RFC compliant SMTP server
• pecl-mailparse PHP extension for parsing and working with plain/MIME email
• perdition fully featured POP3 and IMAP4 proxy server
• pflogsumm Postfix log entry summarizer
• pine-pgp-filters simple shell based filters to use GnuPG within (Al)Pine
• pop3d POP3 daemon with POP3S and STARTTLS extensions
• popa3d tiny pop3 daemon
• popclient client for POP2, POP3, APOP, RPOP
• poppy client to perform simple tasks with a POP3/IMAP server
• postfix-policyd-spf-perl basic Postfix policy engine for Sender Policy Framework
• postfwd Postfix policy server
• postgrey postfix greylist daemon
• procmail filtering local mail delivery agent
• py-authres module for RFC 5451 Authentication-Results Headers
• py-imaplib2 threaded Python IMAP4 client
• py-policyd-spf external SPF policy checker for postfix
• py-spf Sender-Policy-Framework queries in Python
• pyzor collaborative, networked system to detect and block spam
• razor-agents agent for Razor spam filtering networks
• rcube-contextmenu roundcube plugin: context-sensitive menus
• rcube-dkimstatus roundcube plugin: DKIM verification status
• rcube-dovecot_ident roundcube plugin: log end-user IP in Dovecot using IMAP ID
• rcube-html5-notifier roundcube plugin: add HTML5 notifications for new mail
• rcube-ldapAliasSync roundcube plugin: LDAP Alias Sync
• rcube-markasjunk2 roundcube plugin: add Spam/Ham-buttons
• rcube-sieverules roundcube plugin: sieve rules (managesieve)
• rcube-yubikey-plugin roundcube plugin: authenticate via Yubikey HTTPS API
• relaydb spam relay database
• rmail forward mail received via UUCP to the local MTA
• roundcubemail IMAP4 webmail client
• rspamd event-driven spam filtering system in C/Lua
• rss2email convert RSS/Atom newsfeeds to email
• rssgoemail send RSS/Atom/Gemini feeds to email
• ruby-mini_mime minimal mime type implementation
• s-nail SysV mail/BSD Mail/POSIX mailx: send and receive mail
• s-postgray fast and secure postfix graylisting policy server
• sendmail mother of Mail Transfer Agents
• sieve-connect perl sieveshell-compatible ManageSieve client
• signify dynamic .signature generator
• sma Sendmail Log Analysis Report
• smsmail LDAP enabled MDA to deliver mails as SMS
• smtp-vilter sendmail milter to scan messages for viruses and spam
• smtpclient simple SMTP client
• solid-pop3d flexible POP3 server
• spampd SMTP/LMTP proxy for Spamassassin
• sqlgrey postfix greylist daemon
• swaks swiss army knife SMTP transaction tester
• sylpheed lightweight and user-friendly e-mail client
• sympa mailing list manager with web interface
• t-prot filter which improves readability of email and Usenet posts
• tnef decode MS-TNEF MIME attachments
• vrfy verify email addresses and mailing lists
• xlbiff display from/subject from incoming mails using X11
• z-push ActiveSync protocol implementation