For just daily, written boxing news, Boxingscene, RING and Badlefthook.com
good sites, that mostly deal with oldschool boxing, sometimes writing about current:
Boxing Articles, News, Blog & Books - Hannibal Boxing, Media, LLC
The Fight City - An independent boxing website
If you are looking for tactical breakdowns Lee Wylie has some nice stuff
https://www.youtube.com/c/LeeWylie1/videos
For good hype videos check out
Motivedia
https://www.youtube.com/c/MotivediaHD/videos
or
Gorilla Productions
https://www.youtube.com/c/gorillaproductions031/videos
For good highlight/tribute videos check
Reznick
or
HanzaBoxing
https://www.youtube.com/user/haNZAgod/videos
For some day-to-day boxing talk check out
https://www.youtube.com/c/tstreetcontroversy/videos
For training tips and technique
https://www.youtube.com/c/CoachAnthonyboxing/videos
For good "top 10" lists and such
https://www.youtube.com/user/OfficeHanchoBoxing/videosv
also,this site
Saturday Night Boxing
for interview IFL TV (UK scene mostly)
https://www.youtube.com/c/iFLTV/videosor
Fighthub and Seconds Out (US scene mostly)
https://www.youtube.com/user/fighthub/videos
https://www.youtube.com/boxing/videos
and there are a lot of boxing content on the youtube channels of networks/promoters dealing with boxing. PBC, PBC on FOX, Showtime Boxing, DAZN USA, Skysports Boxing, BT Sport Boxing, Matchroom Boxing, Top Rank Boxing, etc
hope I could help