Hi Giovanni,
Greetings from Syncfusion Support.
We have checked and tried to reproduce your reported problem at our end. But unfortunately, we were unable to replicate it with the shared details. Since the Kanban all cards are rendered properly for 150 cards.
We have prepared a sample for your reference which can be viewed from the below link.
Kindly refer to the above links and let us know the below details if the problem is not resolved.
- Share the Kanban related code snippet.
- Share the issue replicable steps with screenshots/video demo.
- Try to reproduce the problem in the above sample.
- Share a sample that illustrates the problem which would help us to provide the solution at the earliest.
We would also like to let you know about our next generation JavaScript product - Essential JS 2, in case if you are not aware of it. Essential JS 2 is fully re-written to be modular, responsive and lightweight.
We suggest you consider our following product page for more details.
Regards,
Buvana S