Powerbanks
OgelGames

Adds portable powerbanks used to charge technic tools

Assorted mecha
Soundwavez

an addon containing an assortment of mecha.

Aurora Tech
Aurailus

Unique and powerful gadgets and utilites.

Stone Age Integration Pack
csirolli

Adds basic stone age & survival tools and makes the start in the world harder

Doctor Who Tardis
Skivling

Adds various items, blocks, Daleks, and a working TARDIS from the sci-fi show Doctor Who.

Golden Tools
Logikí

Adds golden tools to your game

Lightning Wand
TrafficSignal2217

A craftable wand that strikes lightning wherever you point it

Wreckage
keym3n

A variety of tools and modifications. There are special blocks for creating, modifying, and repairing tools.

Multiple Biome Generator
chaosomnium

230 Pseudorandomly Generated Biomes, Trees, Fruits, Ores, Tools, and Liquids

Advanced Lightsabers
ElCeejo

Relatively Advanced Lightsabers for Minetest Game.

TPH's Spyglass
TPH

Provides a Spyglass for zooming in and out (if RMB is pressed)

Spacecannon
mt-mods

Adds three scifi/space cannons with various projectile-speed and explosion-strength

Lighted Helmets
AntumDeluge

Light-emitting helmets.

Manny
ElCeejo

Adds Manny from that one Reddit post.

Cloud Items
Panquesito7

Powerful cloud tools.

Warning: Non-free media.

Rifles
shaft

Adds guns, rocket launchers and grenades.

Headlamp
OgelGames

Adds a headlamp that can be worn as armor, providing a bright light source

Guns4dWorkbench
Jo5629_

Craft guns and their components with an added workbench.

Farm Tools
Camelia

Based on Scythes & Sickles, it adds various tools to make farming more convenient.

Armor Expanded
Crystalwarrior

Expanded armors for 3d armors

Uranium Stuff
Epoxum

Adds Uranium tools and armor, compatible with technic.

More Swords
JAstudios

Adds more powerfull swords that have various abilities.

Bows
TenPlus1

Adds bows and arrows to game. Fork of the mod by AiTechEye

3D Armor Gloves Redo
BryanGruik15

Adds gloves/gauntlets with 3d_armor.

Obsidian Swords
Dragonop

Adds the Obsidian Dagger, Sword, and Longsword. Also Obsidian tools, for completeness.

Bucket lite
daret

Bucket - fork of Minetest Game mod with reduced "bucket" liquid flowing

Fishing Rod
Tarruvi

Adds a fishing rod

Scythes & Sickles
TestificateMods

Adds scythes and sickles with unique applications for farming

MOAR! ARMOUR!
Duvalon

Additional armours to build and wear

Void Chest
MeseCraft

Access your belongings anywhere by using the power of the void chest!

Cartographer for Minetest Game
Hugues Ross

Adds regional maps that you can craft and place (Minetest Game version)

Gemstones
Koda_

Adds Gemstones to the game

3D Armor Gloves XTended
Geraos16

Adds support for multiple gauntlets materials

Sane Tools
42tpac

Adds a 3x3 hammer, a one layer wand builder and a one layer scraper

Alien Material
debiankaios

Adds new blocks, items, and tools from aliens. A new time begins.

boomstick
fluxionary

a tool for testing the behavior of tnt

Fire Master
Flay Krunegan

Fire Master is a powerful weapon that can shoot fire

Pigiron
TenPlus1

Adds pig iron ingots which need to be crafted to make steel, also blocks and stairs.

More Pickaxes
Koda_

Adds additional pickaxes to the game

Minimap Radar
OgelGames

A simple mod that enables the use of the minimap radar with a craftable item