These are my go to's.
Nano Machine
Murim Login
The legend of the northern blade
Poison dragon: Legend of Asura
Peerless Dad
The live
These are all martial arts/Murim related I believe:
https://www.mangago.zone/read-manga/the_scholars_reincarnation/
https://www.mangago.zone/read-manga/nano_machine/
https://www.mangago.zone/read-manga/legend_of_the_northern_blade/
https://www.mangago.zone/read-manga/return_of_the_flowery_mountain_sect/
https://www.mangago.zone/read-manga/chronicles_of_heavenly_demon/
https://www.mangago.zone/read-manga/tale_of_a_scribe_who_retires_to_the_countryside/
https://www.mangago.zone/read-manga/path_of_the_shaman/
https://www.mangago.zone/read-manga/doctor_s_rebirth/
https://www.mangago.zone/read-manga/volcanic_age/
https://www.mangago.zone/read-manga/master_of_gu/
Arigathanks gozaimuch
Looking for manhwa about murim or something like that (pls don't recommend me chinese cultivation manhua, most of them are just cringe)