The only real crime I know she's committed is transmitting and receiving classified information over an unsecured civilian server. That should have called for the loss of her security clearance, making her ineligible to run for office.
Everything else is vague. Play for pay exists, but you can't prove it.
Her and Bill silencing the ladies who were victims of his sexual abuse would once again be criminal if proven. Without exacting proof, it just exposes them as the type of people they are.
The Clinton foundation spending only 6% of it's money on charity and using the rest for personal gain and travel.
The list goes on, but it's not illegal. Just amoral.