The WiKID Strong Authentication System is a public-key based two-factor authentication system. It is a flexible, extensible, and secure alternative to tokens, certs and passwords. Application & API support exists for Java, ASP, PHP, Ruby, OpenVPN, TACACS+, etc.
Read our eGuide on how to setup your network with two-factor authentication: http://www.wikidsystems.com/learn-more/two-factor-authentication-white-papers
Naraio is LAMP like software. It contains Apache, MySQL, PHP, Perl, Openssl, Phpmyadmin, OpenLDAP, Subversion, Ruby, Python, Phpldapadmin, and Trac. Trac and Subversion are authenticates user with integrated ldap. Naraio is easy, secure and flexible.