Software Repositories

MSP and SIP Thor Platforms

MSP and SIP Thor are turnkey real-time communications platforms for delivery of Voice, Video, Instant Messaging, File Transfer and Presence services based on SIP and related protocols.

Usage guides

SIP2SIP service

SIP2SIP provides free server support for SIP signaling, RTP media (Audio and Video), NAT Traversal (including ICE), MSRP media (IM and File Transfers), Presence and XCAP (SIMPLE) and Multiparty Conferencing with wideband Audio, IM, File Transfers and Screen Sharing.

Support page


SIP SIMPLE Client SDK is a Software Development Kit for easy development of SIP multimedia end-points with features beyond VoIP like Session based Instant Messaging, File Transfers, Desktop Sharing and Presence. Other media types can be easily added by using an extensible high-level API.

Developer Guide


Blink is the best SIP client. You can use it with any SIP provider or its own fully-featured SIP service.

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