Hi Reshin,
Thank you for getting in touch! We've just moved our support to Github, where we answer all questions, exchange ideas for improving JointJS and JointJS+, and share news and updates.
To help us resolve your question, please post your question in the Github discussion. We promise to get back to you asap. 🙂
Select Q&A from the categories
Click on the "New Discussion" button to ask your question
Expect our reply
Thank you for understanding and for being part of our community! 🙂
Marek from JointJS