Zoho CRM - Omnichannel CRM for Businesses of all sizes
OpenXava - OpenXava is a Web Java Framework for Rapid Development of Enterprise Applications.
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.
jHipster - JHipster is a development platform to quickly generate, develop, & deploy modern web applications & microservice architectures.
Odoo - An all-integrated business app suite to unleash your growth potential.
Spring Framework - The Spring Framework provides a comprehensive programming and configuration model for modern Java-based enterprise applications - on any kind of deployment platform.