Hello - Before creating a new thread, please see if your suggestion is similar to ones that we collected on Discord / Github already.
I post this here to be a general reference for everyone, but we are also keeping track of all the original links / posts that have more detailed explainations. However, getting all the details into a comprehensive, neat list is difficult, so I have added the general statement of the original suggestion only here. (some github links are still in this post but will be moved shortly)

General

Player customization, clothing, faction swag
Favorite option for server list
Add game to Nividia GeForce NOW for cloud game streaming
Opening Compendium should not close inventory
Add a hover highlight or outline to objects that can be interacted with
More camera rotation ability / zoom options
ingame mail
Give energy of items when in inventory
Better tutorial
Easier way to host a server / single player mode
Name containers
Make multipule characters / restart on the same server
Have different server settings like PVP, PVE, PVP hardcore mode
Update Vendor UI to have “Your Trade” header / tabs to add clarity
Server setting allowing items to be kept on death
Mod support
Ingame message when the server will shut down / broadcast
when you click session id - it coppies to cipboard
More unlockables / seasonal
Swag store
More tools like shovels / pix
See peoples name on mouse hover / our friends names
more vendor options
Upgradable backpack
Longer days and longer nights / need for flashlights
an acheivement for sitting ingame (x amount of hours unlocks)
show admin panel button only if you are an admin acc
Server wipes every so often (some not for this as well - added links with detailed reasons)
Anti cheat
have a faster speed than base walking
let admins see player names / spy on players
swap the disconnect button for the leave game button because the leave button looks like disconnect
Filter the server list by population & ping
admin tools, TP players, kick players, spawn any items / server qol tools
have ingame player reporting to flag bad actors
bring this to mobile
Have a marketplace or design your own cloths option
Player count w/ server console command to embed on web / discord
Have LV news on title screen
Season system / special challenge island with unlockables for each season

Mechanics

Continuous placment of items similar in my inventory without re-opening the inventory, ex planting seeds
Weapon mastery with skills / skills in general for fishing, etc + buffs for increased skill
Item stacking
Global, small inventory stash for server hopping - universal to a Profile
Allow admins of servers to be only ones allowed to build on point of interest / remove turrets
Move inventory items with drag & drop
Auto Run
Stamina depletes too fast
Show dropped item names when mouse hover over
Keyhints for pick up items
grid for item placement
Certain things only work if they have an energy source
Guild-like system for teaming with permission sharing
Make containers bigger when they touch / overlap
Hotbar / tool ring for items / quickslot key for switching weapon
Add emotables / emotes
Turrets have to have ammo reloaded / cooldown
ways to officially build across rivers / bridges
Turn turrets on and off / be adjustable in behavior
keycard system to get into special loot places / air drop loot / better loot areas
Re-heatable items that give heat / green house / planting in winter biome
make wood grinding be easier / large trees drop more than small
ability to make smaller bullet packs into larget bullet packs (combine)
Bulk sell option
hat buffs are too strong
Allow the exact # of bullets you want to purchase / have vendors offer more than 25 packs
player created vendor / trade post to sell/buy things
Have a safe / banking system to deposit money from inventory
ingame events (holiday events)
Bounty / reputation system for pvp killers / leaderboards
Allow to pick loot out of water
ingame instruments maybe with midi support
Make chainsaw more rare than Hatchet with more balance to dmg/chopping
have portions of the map be pve only
item of the day / dynamic market
add advanced skill professions
add in weather effects / conditions
Allow drag/drop/ swapping from inventory to chest to stop all the manual clicking and better organization
campfires placed on snow have a melt radius
banner that triggers you are going to world edge while swimming
Apply damage to player / cooldown when wrong code is entered into house
Add purchaseable baking recipes from vendors / baking blueprints

PvP

Safe zones should be safe and not kill-able
Rocket launcher
Balance gun dmg to real world expectations (i.e. long range runs should have higher dmg long range)
Footsteps for tracking ppl
Player armour / biome buff clothes
Coat ammo with debuffs like poision / wound debuffs
Nerf chainsaw damage
Food heals over time, not instantly
Spawn protection for a few seconds
Landmines / landmine detectors
Alert to who killed you on death screen / kill logs / global kill feed
allow some items to be non-dropable on death
Have decoys to distract the fire of turret for set time / sandbags
Add dodge and roll options
craft traps
in pve, remove structure damage i.e. chainsaw items / fences
stop players logging out mid combat (add combat logging timer)
bomarang throwing axes
balance the areana area for better pvp
more types of turrets

Vehicles

Have mounts & vehicles
Add bikes
Row boats
cars
add tram / trains

Building

Have fence snap-to point for easy fence building without gaps
Assign building permissions to people via the workbench
Mining rocks for building materials
Different tier building materials to withstand more damage
stairs / ladder
Let us turn items counterclock wise instead of only using R to turn
add flags to place on your base
Build castle bases
add construction hat / more hats with perks
More furniture
garden firepit only used at base because its OP heat source
Make building behind the house easier
players shouldnt be allowed to block resources / loot areas from others

Houses

Have green outline of property zone when placing tent
More house variation / customization / sizes, shapes , color, more rooms
Research facilities to get tent to house / different tiers with bonuses
Have a way to disband or get rid of unwanted houses / tents we own
Break into houses / raid
Interacting with house gives information about owner
Destroy / decay other`s tents / homes / ability to remove
Limit tent per players (suggested 2 per)
Bed to set spawn point in specific house
Bigger house lots / expandable lots with resources
Transfer house ownership / change passcode later on / different code for gate, etc
make furnaces heal effect cover whole house
show the protecton radious of house on outside placed items
limit amount of turrets someone can own on their property
turrets should only fire when someone is in the owners property

Chat

chat history & global chat
smart stacking chat bubbles
Friends list w/ chat
voice proximity chat
filter for blacklisted words / bad words in chat

Keyboard Controls

Remap Fishing button from E to something else
Add a small reference on screen about what the default interactions / keys were
Controller mapping
Have an alternate key to hold and click to pick up items when you have equipment on
Have more options to cutomize keymapping for everything

Cooking

auto cooking - able to leave without it stopping
Different types of cooking stations (ex. juicer)
enable cooking in firepit
more cooking recipes
Cake / baked goods should get more bonuses / be better than just cooked fish
Nerf how much fish heals

Crafting

Craft multipule of something if resources are there
Add craftable bow
Colored containers
You get new crafting recipes only after you pick up the craftable items
disassemble / dismantle items to craft other items / vendor recycler for this
Upgradable workbench with different perks / different tables
craftable heatpacks
let juniper wood make fences as well
make black fences from lotus
make everything craftable and not fully made
add tables

Graphics

High Rez carpets
Make water more visible
Option to dis-able screen shake
Make different hat design for hunter and combat since they are the same
Add ray tracing / RTX lighting
more paintings

Audio

More audio sound options to turn specific things down or up like walking sounds
Beep noise when placing items is annoying
When ppl “talk” there is a babbling sound
Music / radio ingame
Let the music in the bckground play more often
add ambient music (background sounds)
balance chainsaw volume / sound range

Map

New maps to play on / custom maps / bigger
Ingame map / area map / easier to find your house / craftable
Add caves to map
Add some buildings with overgrown plants / towers
have everyone on their own island with a mutual island to pvp/sell things on

Mobs

Aggressive AI / mobs
Dogs / pet / tame-able
Slow the chickens
More animals such as cow, sheep, ducks, pigs, donkeys / fish types
add bugs and bug catching
minature ponies
animal breeding / ranching
map bosses that drop loot
utility villager / NPC to make you money

Plants

Allow overlapping of model when planting / longer range to plant
more veggies to farm with
watering system for farms
have option for trees / bushes not to grow back
Have plants be an ingredient for medication
Make spawn of bushes, flowers, etc to be more random
Juniper trees are too abundant
Plant trees with seeds