boomstick
fluxionary

a tool for testing the behavior of tnt

Grimoire
monk

Override tool functionality during runtime

Scripted World Editor
Neuromancer

API that allows you pass in scripting tables to fill a series of shapes of different sizes with different nodes

Debugging Console
sorcerykid

Provides an in-game HUD to easily monitor debug output

Minebase Core
ThatCommand

Adds APIs and new dynamic functionalities.

Server Essentials
jolethen

An essential mod for any server

Kits
Pyu

An API for creating kits

player actions
GigaByte

shows the actions of a player