CiviCRM - A Constituent relationship management for the Civic Sector
PactSafe - PactSafe offers a contract management application that enables clients to manage, track, implement, and deploy website legal agreements.
Planning Center - Find the information you need to follow up with your congregation and gain insight into your church members, all in one place.
Accordium - Accordium helps salespeople win customers and close deals faster with video proposals, sales automation and e-signatures.
Odoo CRM - Open Source CRM
ContractClub - ContractClub helps businesses and professionals manage, negotiate, automate and sign their contracts with software.