Absence - Employee vacation tracking system
Appogee Leave - PARIM Workforce Management Software
CWS TimeOut - CWS TimeOut is an online leave tracking software or absence management solution that can also be installed on the server.
PTO Ninja - Slack app helping teams better manage time off
Timesheets.com - Time Tracking for Payroll and Billing
Bindle - Simple software to help small US, UK, Australian, and New Zealand businesses manage time off bookings, approvals, balances, and more.