Open Source PHP Email Software for Linux

MailCleaner Open Source Edition is now discontinued but will continue under the spamtagger project https://github.com/SpamTagger [antispam] MailCleaner is an anti-spam / anti-virus filter SMTP gateway with user and admin web interfaces, quarantine, multi-domains, multi-templates, multi-languages. Using Bayes, RBLs, Spamassassin, MailScanner, ClamAV. Based on Debian. Enterprise ready. MailCleaner is an anti spam gateway installed between your mail infrastructure and the Internet. It includes a complete GNU/Linux OS and a graphical web interface for user and administrative access. It comes in the form of virtual machine templates.. - fully compatible with any SMTP mail server (Exchange, Zimbra, O365,...)

jrean/laravel-user-verification is a PHP package built for Laravel 5., 6., 7., 8., 9.* & 10.* to easily handle a user verification and validate the e-mail.

PHP functions and classes to add a Domain Key Identified Mail (DKIM RFC 4871) signatures to emails sent by PHP. It is based on the openssl extensions of PHP. It can generate DKIM signature but cannot verify them. Developped and tested on PHP 4.0.

X-Itools: eXtended Internet Tools. Suite of tools composed of several collaboration modules. Old and initial project born in 1999, 1st published in 2001 on Sourceforge. X-Itools E-mail management module (log analysis) initiated in 2004 with Web 1.0 technologies (private SVN server). X-Itools development restarted since 2011, on the basis of a unique module: E-mail management module (log analysis). Now based on web 2.0 technologies (ExtJS 4.1) and devel restarted because of a particular interest given to it by a world wide Organization (United Nations). Module renamed "X-Itools ELSE", for "X-Itools E-mail Log Search Engine". Some features: Log analysis and correlation of Postfix and Exchange servers, statistics, policy manager, in-deep analysis, automated network graphs for e-mail tracing, CSV export... The Swiss knife of Messaging Admins. In 2015, X-Itools ELSE is no more limited to E-mail logs: Apache logs are also processed and related stats and dashboards will be there!

A.I. security app. Development ceased.

Botkiller is a php-script which helps to flood the databases of bots, searching the web for email-adresses. Its goal is to create a huge network of servers running the script and to trap the bots in it while feeding it useless adresses.

CommCA - A Community-driven Certificate Authority for distribution of free X.509 digital certificates for personal email and server use.

Commando is a military-grade secure communication system.

OP/EN PKI is a PHP SSL public key infrastructure system to manage multiple Certificate Authorities, Certificates, Revocations lists and more. The standard formats for Apache, Email Applications, Web browsers and devices including x509, DER, and PKCS12.

PHPki is an Open Source Web application for managing a multi-agency PKI for HIPAA compliance. With it, you may create and centrally manage X.509 certificates for use with S/MIME enabled e-mail clients, SSL servers, and VPN applications.

This is a simple web tool which allows users of a website to "securely" submit messages and files. They are sent over HTTPS to the server and there encrypted and forwarded to the administrator.

SpamCheck is an email scanner, comprising anti-virus, spam scanning and a quarantine / management interface.

UnityCA is a Certificate Authority "front end" based on the Community-Oriented CA (COCA) model, which was primarily developed for non-profit "free CAs." Organizational and end-user interfaces provide trusted web management of the installed CA (eg ElyCA).

Modified amavis e-mail scanner script to work with mysql database for e-mail journal. Included simple PHP script for read summary of e-mail and virus traffic.

Encrypt emails using gpg and php.

DISCONTINUED - phpSpamManager ( a Spam Manager GUI ) is a graphical interface for managing spam quarantines. It's fully adaptive and will suit any mail server/spam filter (like spamassassin )as long as messages are stored in individual files (like postf