What are some alternatives?
When comparing ONLYOFFICE and Firmao CRM, you can also consider the following products
Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.
Openia CRM - Openia CRM is a module for Openbravo ERP released under community license.
Wrike - Wrike is a flexible, scalable, and easy-to-use collaborative work management software that helps high-performance teams organize and accomplish their work. Try it now.
Zoho One - Zoho is an all-in-one online office suite.
Redmine - Flexible project management web application
Feng Office - Feng Office is a commercial Open Source web based solution aimed to enhance collaboration and productivity