Niikiis - Niikiis is a configurable employee platform that allows users to streamline their processes and operations for internal communication.

Mailman - Mailman is free software for managing electronic mail discussion and e-newsletter lists.

Roubler - Workforce management & payroll software with recruitment, onboarding, employee rostering, time & attendance, leave management and Employee Self Service.

Mailman 3 - Dedicated Mailman 3 installation. Unlimited lists/configuration. Free subdomain at mailman3.com. Dedicated support for list admins.

QuickHR - ᠎Best HR Payroll Software In Singapore. QuickHR Singapore HR software is a one-stop solution for all your HR needs, including HRMS software, payroll software, leaves, claims, and more.

MailChimp - MailChimp is the best way to design, send, and share email newsletters.