Many popular series begin as manga. If you finish an anime and want more, the manga is almost always the next step. For ongoing anime like Solo Leveling (manhwa) or Frieren , the source material is often superior in pacing and detail.
If you are new to the medium, these are the "gateway" shows that have universally high approval ratings. Death Note ehentai forums
You cannot discuss popular manga recommendations without mentioning One Piece . Written by Eiichiro Oda, this pirate epic has been running for over two decades and shows no signs of slowing down. Many popular series begin as manga