Packet Sender

Packet Sender is a free utility to allow sending and receiving TCP, UDP, and SSL (encrypted TCP) packets on the ports of your choosing.

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Yggdrasil Network

The Yggdrasil network is a decentralized, peer-to-peer network that aims to create a more resilient and private internet infrastructure.

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zg-ipchat Peer-to-peer chat tool

No server required, peer-to-peer chat.

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