Alternatives to: Microsoft Dynamics 365

Abilian CRM is a next-generation customer relationship management solution offering a user-friendly interface and robust features for managing business ecosystems.

This module integrates CiviCRM with Drupal 8, allowing nonprofits to manage constituent relationships within their Drupal websites.

Dolibarr ERP/CRM is a freeand Open Source, all-in-one business management suite offering comprehensive CRM, sales, HR, inventory, accounting, and other functionalities for businesses of all sizes.

Dolibarr is a free and Open Source ERP and CRM software suite providing a comprehensive set of integrated modules for managing all aspects of a business.

ERP5 is a powerful, Open Source ERP system offering comprehensive functionality, scalability, and flexibility for organizations of all sizes.

EspoCRM is a free, Open Source CRM software offering self-hosted and cloud options for managing customer relationships and boosting business growth.

Open Source Headless ERP CRM E-Commerce Accounting Software

Odoo is a comprehensive, Open Source ERP system offering integrated business applications for improved operational efficiency and scalability.

Odoo is an all-in-one business management platform that simplifies operations, improves collaboration, and boosts productivity.

Apache OFBiz is an Open Source, Java-based ERP system offering a comprehensive suite of business applications and a flexible framework for automating enterprise processes.

Abilian SICS-PC is a secure collaborative information system for competitiveness clusters, facilitating communication, project management, and relationship management within the ecosystem.

SuiteCRM is a powerful, Open Source CRM solution that helps businesses manage customer relationships, streamline sales processes, and drive growth.