How to open external form in my app code?

hi
everyone ,like URL:

,
i read it carefully,but how to open external form in my app code ,i can not found anything in this project code?
so ,can someone give me some hints ?
thank you in advance

1 Like

I haven’t looked into it in detail, but i think this project might be a good starting point for you.

hi
i grep “camunda:formKey” in this project ,but nothing ,so ,this project is not relevant with external form .
can anyone give me some more hint ?
thank you in advance !