OpenXava - OpenXava is a Web Java Framework for Rapid Development of Enterprise Applications.

Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.

Microsoft PowerApps - Microsoft PowerApps provides tools to create, customize, share and run apps.

Microsoft Teams - Microsoft Teams provides the enterprise-level security, compliance and management features you expect from Office 365, including broad support for compliance standards, and eDiscovery and legal hold for channels, chats, and files.

jHipster - JHipster is a development platform to quickly generate, develop, & deploy modern web applications & microservice architectures.

RingCentral Video - Live life unlimited. Free video meetings and team messaging in one app that works the way you do.