Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
VOGSY - Professional service automation tool built on Google G Suite
Cycle - (taken from the man pages) DESCRIPTION
Timewatch - Timewatch offers time tracking, expense management, resource scheduling and professional services automation solutions.
Cassette - Transcribe, record & share conversations
Krow - Krow Software is a professional service automation solution.