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inoERP - inoERP is an open source php based enterprise management system.
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.
Odoo - An all-integrated business app suite to unleash your growth potential.
Zoho CRM - Omnichannel CRM for Businesses of all sizes
BlueSeer - BlueSeer is the best ERP software for your business requirements because it comes with no trial version, and it is completely free to use.
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.