Here's some websites I use and what not, they vary to references of all kinds, building an oc, and lore!!! Feel free to add other websites you found, I'll edit this post to add them. Let's help fellow artists out :D

REFERENCES:
-Line of action
-Quickposes(I recommend to go to the "library")
-Posemaniacs
-Pexels
-Rawpixel(helps me with inspiration)
-Latest-hairstyles(helps with inspiration/mostly for fem hairstyles)
-Unsplash
-Hairfinder
-Filmgrab(gives me tons of inspiration :D)
-Referenceangle.com《Thanks Kuye!!》

COLORS:
-coolors(reminds me of gru idk why haha)

BUILDING AN OC/LORE:
-Rangen(I mostly use it for lore and also is in my top favorites. Could be use for drawing and writing)
-onestopforwriters(the love of my life when it comes to helping building an oc backstory/personality♡♡♡)
-campfire《Huge thanks to StrawbunnyMilk》
-chaotic shiny《Thank you citrikiwi :D》

STORING:
-Refsheet.net《Many thanks to DUMDUM》
-Milanote《Thanks to Lucifrutilla》