Hello,

Here is some documentation in regards to the architecture of the K2 Platform.

https://www.k2.com/onlinehelp/k2blackpearl/devref/4.6.7/webframe.html#Architecture_blackpearl.html

Regards,

Matt

Hi TiagoF,

As K2 is built on Microsoft technologies, .NET C# (and other .NET languages)  would likley be considered "best".  Although, one could presumably interact with any language, so long as a service broker exists, however, I suspect that you are trying to create a service broker.

http://help.k2.com/k2lm-400blr.aspx may be of interest.

Regards,

Mike