Kneaver comes with several extensibility options:
1. Using any web client you can address KneaverWeb ad use the WebService API. This will allow to query the system with SPARQl for example and return RDF records. You can also create items, check existence, traverse links structure. Using Web Services you can also obtain text valuation (you supply a text, get how it fit's in the existing corpus).
2. It is also possible to access KneaverWeb with the following languages: c++, Visual Basic, ASP, PHP. Other languages can use the COM API on Windows. Source files are also available to make it easy to manipulate some conversions and building queries.
Extending Kneaver
This is also part of the Open API
You can create new templates, alter the schema, install applications within Kneaver. Plain XML template can achieve a lot without knowledge of programming. Further than that the favorite language today is a kind of VBScript. Templates can also be fully implemented in c++ and benefit from all access to any API.
The aggregator engine itself is extensible. The prefered language is c++.
We ship several Knowledge Sources : SQL and XML. SQL will support SQL Server, Oracle, MySQL. XML will support plain XML files on disk.