Qiuyue Mods by Margele
Qoins by quenti77
Money of hypixel
QuackLib by the_real_farfetchd
Utilities to make a modder's tasks easier.
Quality Of Life by _Bloop
Simple quality of life changes.
Quality Order by Ruukas/Zjaelden
Takes creative tabs to new heights! This version was backporter from 1.10.2 so some features might be missing-
Quality Tools by Tmtravlr
Gives tools, weapons, and armor a randomized 'quality', much like tools in Terraria.
Quantimate by ZeraKanzen7/Saiber Rida, MCreator
Quantimate mod
Quantom Zone by Stereowalker
Finally, Variety in Minecraft. Just Try Not To Get Infected or Eaten. Beware of THE Beast
Quantum Anomalies by SourceCoded
Quantum Coins by Mint
Extremely customizable physical currency mod. Aimed more at server economies then SP use.
Quantum Generators by Prototype
Infinite energy source for IC2