Is Black free?
Yes, Black is completely free and open source. MIT license. The uncompromising Python formatter.
What is Black?
Black is an opinionated Python code formatter. Minimal configuration, consistent output. 'You can have any color as long as it's black.'
Black vs Prettier?
Black is for Python only. Prettier handles JavaScript, CSS, etc. Both are opinionated formatters for their ecosystems.
Why use Black?
Ends formatting debates. Consistent code across team. Fast and deterministic. Industry standard for Python.