The Indigo product portfolio provides application developers, solution builders and system integrators with the servers and toolkits to build robust and feature-rich SIP (Session Initiation Protocol) and presence-based applications.

Indigo Software has designed a future-proof software framework architecture based on state-of-the-art object orientation methodologies for modularity, re-usability and extensibility. This software framework is developed in conveniently structured APIs have permitted the development of advanced and efficient products such as SIP servers, presence servers and instant messaging (IM) servers.

Accordingly, the Indigo portfolio is composed of a tight ensemble of servers shipped with their corresponding APIs and software component libraries (Indigo SDKs). The Indigo servers and SDKs are entirely based on Java Technology™, ensuring cross-platform compatibility and faster development of high-quality applications. These toolkits have earned the reputation of superior SIP infrastructure components as a result of numerous participations in advanced SIP interoperability events and industry partner programs.


Indigo offers the following exclusive set of products :

A SIP stack to build high quality Instant Messaging and Voice/Video over IP applications, products and gateways.

A robust and flexible SIP network entity providing proxy (stateless and stateful), registrar, redirect and location services.

A state-of-the-art SIMPLE-
based presence server that aggregates real-time presence information such as a person's availability, terminal status, location, current activity and mood.

A SIP/SIMPLE application framework combining the power of the Indigo SIP Server with the rich feature set of the Indigo Presence Server and their respective SDKs.

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