General go to advice for all things writing:
https://www.eadeverell.com/introduction/
Eva Deverell has a great series on plotting, generating ideas, genre, and just writing in general. From worksheets to online courses, she’s got it all! This is my go to site when I’m in a slump.
Stuck on character voice descriptors?
https://writinghelpers.tumblr.com/post/41621570418/55-words-to-describe-someones-voice
So many times have I gotten caught up trying to look for the perfect word to describe a characters voice. Well, no need to look any further, this list is chalk full of descriptors! Have at it :)
Need help developing your characters personality?
http://blog.janicehardy.com/2014/10/five-traits-to-help-you-create-your.html?m=1
We’ve all been there at one point or another: trying to come up with who our characters are and what makes them…well, them. This website has a GREAT list of questions that really help you dig deeper into the mind of your character and break them down. I used this religiously while developing my own.