Sub-tasks in main list

Subtasks should be also listed in the main tasks list.

This is something we have thought about earlier. However, it involves a very complex maneuvering causing degradation of performance as of now. This is something we may revisit in future.

how about showing sub task in timeline?

Subtasks are already visible in the Timeline view @Daniel_Cheng

How bout sub sub task or sub sub sub task, Can it be shown om timeline? It would make the gantt more. Usable.

Yes, its already there. Checkout the pic below.

Thanks Shyamal, seems to be working for Manual Task input.
I tried import from MS Project and the indent and arrangement are not in place.