The tools were dumped via the Shadow Brokers Twitter account and were accompanied by a blog post, as the group did in the past.
Called "Lost in Translation," the blog post contains the usual indecipherable ramblings the Shadow Brokers have published in the past, and a link to a Yandex Disk file storage repo.
The password for these files is "Reeeeeeeeeeeeeee", and they've already been unzipped and hosted on GitHub by security researchers.