This is a quick pack thrown together with some simple QoL additions. No major content, no extra progression, just vanilla with a few sprinkles. A good intro to some of the basics of modded minecraft, while keeping that vanilla flavor.
BetterFPS (For what it says on the tin)
Better Builders Wands (For ease of quick building large structures)
Carry On (For moving chests around 'quickly' and easily)
Chisel (For more decoration options)
FTBUtilities (For server/lan additions and general improvements like /home)
HWYLA (Information for what you're looking at, including some compatible extensions)
Inventory Tweaks (organizing all those vanilla chests)
JourneyMap (Who doesn't like a good solid map?)
JEI (In case you forget how to make that thing)
Morpheus (Sleep voting for servers)
Mouse Tweaks (Good for quick crafting flexibility)
Open Blocks (Primarily for gravestones, but has numerous QoL additions as well)
Ore Excavator (More nuanced veinminer, allows for quick mining of large areas for big projects)
Quark (Lots of small vanilla-ish additions and some automation options)
Quick Leaf Decay (Who has all that time to wait?)
Waystones (Like to explore? Go exploring, waypoint stones are super convenient)