I am using XACML 3.0 for authorization in my project is their any open source policy editor tool so that I can create policies on the fly.
There are several open source policies editors. As i know,
Also Non open sources, but you can download freely such as
If you want to integrate policy creation in to your project. I guess, best approach is to use Balana utils library. It is a library that can be used to create XACML 3.0 policies and XACML 3.0 request using an simple object model. You find the source code of Balana util from here. Basically WSO2 Identity Server policy editors are used this library to build the policies.