Kamailio (formerly OpenSER) is a high-performance SIP (RFC3261) server with a flexible architecture and many extensions. The server implements proxy, registrar, redirect, and location SIP/VoIP services. It has support for UDP, TCP, TLS, and SCTP transport layers, DNSsec, ENUM, AAA via database, RADIUS, DIAMETER, gateways to SMS and XMPP, least cost routing, load balancing, NAT traversal, and call processing language. Kamailio implements SIMPLE presence and instant messaging extensions, and inclu
Eqivo simplifies the integration between web or desktop applications and the public switched telephony network (PSTN) as well as webRTC enabled endpoints. This is achieved by layering a set of APIs and web-hooks on top of FreeSWITCH. An open source alternative to Twilio, Plivo, Nexmo etc.
Powered by WebRTC, Real Time Video Calls Up to 4K and 60fps, Chat, Screen Sharing, File Sharing, Collaborative Whiteboard, Recording ... No Download, Plug-In or Login Required, Entirely Browser Based.
Open Source, Cross-platform, Self-hosted, Free Secure WebRTC, video conferencing, instant messaging, screen sharing, file sharing, collaborative whiteboard, recording and more Web app, Windows, Linux, macOS, iOS and Android compatible.