.meteoremails - Send cold emails for free! Free and open source project
Zoho Recruit - Zoho Recruit's applicant tracking system and recruiting software is designed for modern workforce that helps you hire more qualified candidates faster.
MailChimp - MailChimp is the best way to design, send, and share email newsletters.
SAP SuccessFactors - SAP SuccessFactors is a complete, cloud-based human resource management (HR) system that covers everything from payroll to employee engagement.
EmailOctopus - Email marketing for less, via Amazon SES
SmartRecruiters - Recruiting software and applicant tracking system in a complete talent acquisition suite. You are who you hire - hire better with the ATS that works.