can I use this tool to annotate my dataset like coco-style format ?

[gaqiness]

can I use this tool to annotate my dataset like coco-style format ?
I want to make a coco-style datasets for instance segmentation model training.
can I use this tool?
eh, how can I get a tool that can output coco-style instance segmentation annotations?
many thanks.

[vsd550]

Please reply on how can we upload our own image and get the instance segmentation.
Thanks
@tylin