You can easily cheak the popularity of any meme coin by checking their market capitalisation. To an extent it shows how much investment has been made by investors. As of now Dogecoin is still the biggest followed by Shiba Inu. Investors are still investing in meme coins that came into existence after the last bull run. Only a few new meme coins have become popular but by the next bull run this list will change as some of them are gaining good popularity.