TNTCartAlert

TNT Cart Alert is a simple utility mod for Minecraft that warns you when TNT minecarts are placed nearby.
When a player places a TNT minecart within your render distance, the mod:

Plays an alert sound.

Sends you a chat message showing who placed it and how many they have placed so far.

This is useful for BoxPvP servers or any environment where TNT minecarts are used for traps or griefing.