CiviCRM - A Constituent relationship management for the Civic Sector
SalesforceIQ - SalesforceIQ is one of the most popular and well featured customer relationship management platforms around.
Planning Center - Find the information you need to follow up with your congregation and gain insight into your church members, all in one place.
Salesforce Sales Cloud - Cloud-based CRM & Sales Automation
NetSuite for Nonprofits - NetSuite for Nonprofits is a cloud-based donor management system for your nonprofit or social organization.
Sidekick by Hubspot - Customer insight integrated with your email tools.