Proximity School of Design - Design school & design pattern library
Tragofone - White-label VoIP Softphone with WebRTC and Auto-provisioning
Flawwwless ui - Simplified open source React.js components library 🚀
PhonerLite - PhonerLite enables your PC to use it for internet telephony (VoIP , Voice over IP, SIP).
Games Inspiration - Mobile games UI screenshots collection
tSIP - tomeko.net/software: SIP client for Windows.