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.
UI Garage - Specific mobile and web design patterns for your inspiration
EnterpriseReady - A guide to building the SaaS features that enterprises love.
Muzli - UI/UX and Design Inspiration Chrome Extension
Slack - A messaging app for teams who see through the Earth!
Design Hunt - Curated design inspiration for everyone