If you often move files from the terminal, you have probably heard of tools like croc , Magic Wormhole, portal, or sendme. They all solve the same basic problem: getting a file from one machine to another. Most file transfer tools fall into two broad categories: P2P transfer tools These try to connect the sender and receiver directly. When a direct path is not available, some of them fall back to a relay. Magic Wormhole, portal, and sendme belong to this general category. croc is more relay-firs