Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
iOffice System - Legal Document Management
Creativity 365 - Cross-device content creation suite
Waver - Description: Google Wave is a great way to communicate and collaborate. Waver lets you:
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.
BSI Knowledge Manager - Central document management & knowledge base