A Minecraft mod made to debug and log packets sent and received by the client. It hosts a local website via Java WebSockets to inspect the data.
PacketSpy is a developer-focused Minecraft mod for inspecting network traffic between the client and server. It logs every packet sent and received, then serves a local web dashboard over Java WebSockets so you can browse, filter, and debug protocol data in real time. Essential for modders and server developers who need to see what's actually happening on the wire.