A dart-lang version of the SIP UA stack, ported from JsSIP.

• Use pure dart-lang
• SIP over WebSocket (use real SIP in your flutter/web apps)
• Audio/video calls (flutter-webrtc) and instant messaging
• Support with standard SIP servers such as OpenSIPS, Kamailio, Asterisk and FreeSWITCH.

• iOS
• Android
• Web
• macOS
• Linux
• Windows
• Fuchsia

Thanks to the original authors of JsSIP for providing the JS version, which makes it possible to port the dart-lang.

• José Luis Millán
• Iñaki Baz Castillo
• Saúl Ibarra Corretgé

The first version was sponsored by Suretec Systems Ltd. T/A SureVoIP.

The project is inseparable from the contributors of the community.

• SureVoIP - Sponsor
• CloudWebRTC - Original Author
• Robert Sutton - Contributor
• Gavin Henry - Contributor

dart-sip-ua is released under the MIT license.