NETO: A Local P2P Chat Tool for Dev Teams That Needs No Internet or Accounts

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NETO is a peer-to-peer chat application built specifically for development teams operating on the same local network. It requires no user registration, cloud services, or internet connection to function. The tool uses mDNS (Multicast DNS) to automatically detect other instances on the network, eliminating the need for a centralized discovery server. This makes it a privacy-focused alternative to cloud-based messaging platforms like Slack, where messages are stored on external servers. NETO is designed to be simple to use — users open the app and teammates appear automatically, ready to communicate.

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