Since the Netflix anime is based on Dracula's Curse, I thought I'd make a little mock up to see what it would look like as a modernised version of the original CV3! :
Daily Classic: An NES Hit Honed to Excellence in Castlevania III | USgamer
Castlevania: Seal of the Eclipse fan game explores the Demon Castle War
Homebrews
Super Castlevania 3- Fan Game - Dracula's Keep Minor Updates - YouTube
Super Castlevania 3 Fan game Project Inner halls3 by PT-Ahms on DeviantArt
Indie Retro News: Simon's Quest Rebitten - A seriously cool PC fan remake of Konami's Castlevania 2
Super Castlevania 3 Fan game Project-skull knight by PT-Ahms on DeviantArt
Super Castlevania 3 – Dracula's Curse (free fan game) | Idealsoft Blog - indie games, freeware games, remakes and more !
Super Castlevania 3 Fan game Project ghst shp1 by PT-Ahms on DeviantArt
Super Castlevania 3 Fan game Project mf4 by PT-Ahms on DeviantArt
Trailer] Fan Project 'Castlevania: Seal of the Eclipse' Takes Inspiration From 'Bloodstained: Curse of the Moon' and 'Dracula's Curse' - Bloody Disgusting
The Castlevania Dungeon - Castlevania Chronicles: Dracula's Curse