Sonar
By
Jones — Sonar is a lightweight anti-bot plugin for Velocity, BungeeCord, and Bukkit.
InstaSoup
By
TeamVK — Instantly regain (certain amount) of Health/Hunger (or both) - works with BottleRecycling plugin!
F Invsee
By
balustrada — Inspect a player's inventory/armour/off-hand and ender chest with a custom gui / Finvsee