Version: 0.2
Code License: WTFPL
Textures: none included
Dependencies: none
This is a relatively simple mod that adds a menu to the game for various mod actions. The menu can be accessed by typing "/m" in the in-game chat.
It includes a compatibility module that adds items from inventory_plus to the menu (seen here with skins and 3d armor):

Since it shows these mods' formspecs in a separate menu, this means mods that use the inventory_plus API can now be used with mods that modify the default inventory (such as unified_inventory) installed (previously, these could not be used simultaneously):

Download latest version: https://github.com/bhull2010/minetest-mod-modmenu/archive/master.zip
Browse the code: https://github.com/bhull2010/minetest-mod-modmenu
Changes:
Version 0.2:
- Fixed buttons being added to the menu twice if a user disconnected and rejoined a server
0.1 - https://github.com/bhull2010/minetest-mod-modmenu/archive/0.1.zip