UX Archive Animated - iOS apps animated user flows
Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
Page Flows - User flow design inspiration for mobile & desktop
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 Patterns - Level up with interactive mobile design patterns
RingCentral Video - Live life unlimited. Free video meetings and team messaging in one app that works the way you do.