Test your internet connection.
Packet Sender is an open source utility to allow sending and receiving TCP, UDP, and SSL (encrypted TCP) packets. The mainline branch officially supports Windows, Mac, and Desktop Linux (with Qt). Other places may recompile and redistribute Packet Sender. Packet Sender is free and licensed GPL v2 or later. It can be used for both commercial and personal use.
Note: While the software is classified as free, it is actually donationware. Please consider making a donation to help support development.
Updated on Jul 05 2022