Minecraft Proxy#

A Bun-based proxy server that intercepts Minecraft packets and logs authentication data.

Setup#

bun install
bun start

Configuration#

• Proxy Port: 25565 (default Minecraft port)
• Target Server: localhost:25566

Players connect to the proxy on port 25565, and the proxy forwards traffic to the actual server on 25566.

What It Logs#

• Player connection details (username, UUID, IP)
• All authentication-related packets
• Login packets
• Encryption packets
• Session data

All logged packets show direction (Client->Server or Server->Client) with full packet data.