Because Stylus RMX is an industry-standard (and paid) tool, official "free downloads" of the full Indian libraries are rare. Most legitimate free versions are intended to test compatibility.
I can provide a to getting Indian percussion and groove elements in Stylus RMX format, plus legal free/affordable alternatives. Stylus Rmx Indian Library Free Download
Even with existing Stylus RMX core content, you can create Indian-sounding grooves. Try this: Because Stylus RMX is an industry-standard (and paid)
"Indian Soundscapes" - A vast library of authentic Indian sound effects and loops, exclusively designed for Stylus Rmx. exclusively designed for Stylus Rmx.