Flow Extras
lazerbeak12345

An experimental collection of extra widget APIs for flow

Sounds
AntumDeluge

A set of free sounds & API.

Simple Tape Measure
OgelGames

Adds a simple tape measure.

Nutra Paste
ApolloX

Low quality, but free, food source.

Fbt WiTT
Forburnt

WAILA-like mod (a rewrite of WiTT by MightyAlex200)

Luscious
sofar

Bring color into the mgv7 mapgen world.

Craftable Lava
MikeRedwood

Enables the crafting of lava from baked stone

MineClone Stackpotions
ApolloX

Stackable Potions

Why?
ThePython10110

Adds random things to MTG and MCL.

gooey mess reborn
timm

a funny addon that is bigger,better, and a lot more of a goofy time

Calendar
Wuzzy

A simple calender system to track the passage of days

Clay Bricks
AwesomeDragon97

Adds colorful clay bricks.

Placeable Buckets for Catching Rainwater
Noodlemire

Allows empty buckets to be placed as nodes in order to collect rainwater.

voxelmanip experiments and remade math mandelbox mapgen
chaosomnium

Voxelmanip mapgen with strange layered zone experimental mapgens.

blackhole containment box
Soundwavez

cool swirvy gravitational blackhole boxes, that can be used to "ahnialate" enemy bases, or for "deforestation" aah i love abms! (extra dramatic!))

Personal Bookmarks
AntumDeluge

Allows players to create a limited number of personal bookmarks to where they can teleport.

The Road (NC)
Winter94

This is a port of thelowerroad for NodeCore that adds a long road from -Z to +Z to the world, during world-generation.

AFK Kick
GunshipPenguin

Kick players who do not move for a while

Basic Anvil
MikeRedwood

Adds an easy tool repair craft

TPH's Wielditem
TPH

Wielded Item Events with Prepackaged Wield3d + Wielded Light Functionality!

Aquamarine
RasPiManiac

Adds Aquamarine ore, ingots, etc.

Points of Interest
Clyde

Mod to create or visit Points of Interest

Pumpkinspice
GreenXenith

Adds pumpkinspice stuff.

Fast Build Tool
playduin

Tool for fast box building

uni8
_Xenon

Simple and plain texture pack with 8px textures.

Lua2Mts
Neuromancer

Allows converting .lua schematics files to .mts files.

Lookup Tool
Wuzzy

Adds a tool which shows help entries about almost anything which it punches.

Extended Placement
gamefreq0

Allows placing nodes below/behind the closest node to where you are looking, when you're looking at the air where said node would go.

MC2.0 for MineClone2
1F616EMO

Minec**** 2.0 April Fool's features

Tomb Stones
Nathan.S

Adds many shapes and styles of tombstones.

Death Cetro
1faco

Adds a Staff thats teleports you to your last death position.

Polygraph
sorcerykid

A formspec-based charting API providing a rich set of output parameters

Loose Rocks
eduardomezencio

Adds loose rocks which generate randomly on the surface.

Rings
Goops

Add rings with temporary player effects

File Cabinets
VeeEnjoyer24

Adds the file cabinets from Windows.

Morebricks
CalebJ

Adds an assortment of new bricks to build with.

Sparking Wand Mod
Olaf

Craft a wand with which you can cast a lightning spell. Great for discovering caves.

2048
SkyBuilder1717

Adds simple 2048 game

Know Where You Die
1F616EMO

Send a message include death pos to you when you die

Throw Bricks to Glass
Ludus

Throw a brick... what did you expect?