CiviCRM - A Constituent relationship management for the Civic Sector
ShipMonk - ShipMonk helps you scale your eCommerce business by providing industry-leading fulfillment services as well as order, inventory, and warehouse management software.
Odoo CRM - Open Source CRM
Floship - Floship is an international e-commerce order fulfillment, crowdfunding campaign, and shipping service.
WORKetc CRM - All-in-one business management system. CRM + Social + Projects + Billing
Red Stag Fulfillment: eFulfillment - Red Stag Fulfillment: A world-class fulfillment company for the top online merchants and internet retailers. Reliable. Secure. Fast. Guaranteed.