SMP server
Working Every player gets 10 inventory slots at the beginning and gains 1 inventory slot for every kill, losing 1 inventory slot for every death. ...
How to manage millions of game objects with a Slot Map ...
Small mod to make maps render in inventory/hotbar slots ... Simple mod to render filled map in the hotbar/inventory slots.
Exilus Weapon Adapter - WARFRAME Wiki - Fandom
Personally, I think any quest related weapon or Warframe should come with its own slot. It'd be a decent way of encouraging people to run said quests, rank up MR and give them what, 5 Warframe slots and 6 weapon slots?