bit.lySoftware by Base
Pipedrive - Sales pipeline software that gets you organized. Helps you focus on the right deals, so easy to use that salespeople just love it. Great for small teams.
Codezero - Collaborative Local Microservices Development
Zoho CRM - Omnichannel CRM for Businesses of all sizes
LeadMD - LeadMD is the revenue performance consultancy that cuts through the BS by making your vision actionable and your outcomes measureable
Copper - Copper (formerly ProsperWorks) is easy-to-use customer relationship management for small businesses. Capture contacts and sales leads direct from Gmail with our simple CRM.
Sirius - An open-source clone of Siri from UMICH