As of Git 2.23, there is a new command in town for change and creating branches -- git-switch.
As a git user, you may be used to using git checkout -b my_branch to create and switch to a new branch called my_branch. The git-checkout command can do that and a lot more. In order to reduce some confusion and create a more explicit command for this kind of action. That's what brought about git-switch.
Create and change to a new branch with git-switch and the -c flag:
$gitswitch-cmy_new_branch
The -c flag is short for --create and the docs describe it as "a convenient shortcut for:"