The best free alternative to SugarCRM is Odoo, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to SugarCRM and loads of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to SugarCRM are HubSpot (Freemium), EspoCRM (Freemium, Open Source), Bitrix24 (Freemium) and Mautic (Freemium, Open Source).
Tryton is a three-tiers high-level general purpose application platform under the license GPL-3 written in Python and uses PostgreSQL as database engine. It's the core base of a business solution providing modularity, scalability and security.
Free and open source human resource management software (HRMS / HRIS) with rich features and easy to use interface. It covers personnel information management, employee self service, leave, time & attendance, benefits, and recruitment.
Millennium Business Suite Anywhere (BSA) is web based ERP/CRM solution with integrated BPM. Millennium BSA automates resources' planning (MRPII), distribution, inventory, payroll, HR, purchase, sales. Millennium BSA is distributed under GPL V2.
The free all-in-one solution for your company. Billing, CRM, eCommerce, shop and booking system and much more. Use website widgets to sell or rent your products online or create your own subscriptions for your customers.
Online hosted CRM system for individuals, small businesses and sales teams wanting a simple, effective and affordable solution. Features include contact manager, history including emails, document storage, opportunity/deal pipeline tracking, case/support management.
EyenBros is a social platform, where a community comes together to collectively hire a professional or an artist for their project. Members get to receive and discuss proposals from local pros. Choose the best one, fund it and manage the entire project together from home.