Nifty - Manage projects, work, and communications in one place.
CompensationXL - Flexible, Affordable, Compensation Planning Automation
Intercom on Product Management - The ultimate resource for aspiring product managers
PayScale - PayScale is an online salary, benefits and compensation information platform.
Party Line - Use Slack to manage your projects
CuroComp - CuroComp increases compensation transparency through a total compensation management platform.