LeeveBot - Manage team leave with Slack.
VOGSY - Professional service automation tool built on Google G Suite
Absence - Employee vacation tracking system
Timewatch - Timewatch offers time tracking, expense management, resource scheduling and professional services automation solutions.
Sage HR - Sage HR is a one-stop shop for your HR management needs. Your HR - simplified!
Krow - Krow Software is a professional service automation solution.