This book by Chowkhamba Krishnadas Academy contains the Samskritam-Samskritam-Hindi translation of complete Panchatantra

This book in two volumes, published by Samskrita Bharati is an abridged Panchatantra with Samksritam-Samskritam translation

This book published by Bharata Bhasker Rao contains the unabridged Kannada translation of Panchatantra.

This book published by Hemantha Sahitya is an abridged Kannada version by Devudu.

This a version of Panchatantra written by Durgasimha dated to be at least 1000 years old. Published by Kannada Sahitya Parishattu.

Here is the YouTube playlist of the Panchatantra class conducted by Dr. Narasinga Rao.

Panchantantra in devanagari

vishwasa vasuki

Here is the github link to the complete Panchatantra script in Devanagari