Brazilian fedi has thematic tags for pretty much every day of the week:

#segundaficha - Monday, to share videogames you like.

#tercinema - Tuesday, to share movies.
#tersoftware - Tuesday, to share great software

#quartacapa - Wednesday, to share good books or other reads.
#rabisquarta - Wednesday, to share your drawings.

#musiquinta - Thursday, to share good music.

#sextaserie - Friday, to share TV series.

#sabafoto - Saturday, to share any cool photos you took.