It has the concept of boilerplate projects that you can start from. Right now, its bootstrap or material or a blank canvas.. But there is nothing preventing you

It has the concept of boilerplate projects that you can start from. Right now, its bootstrap or material or a blank canvas.. But there is nothing preventing you from creating a new boilerplate project for foundation or semantic-ui if you choose to ( and he is asking us to basically contribute such boilerplate projects ).