Non-Romance

Action:
https://www.mangago.zone/read-manga/mosquito_war/
https://www.mangago.zone/read-manga/parallel_city/ (highkey also horror)

Horror:
https://www.mangago.zone/read-manga/shotgun_boy/ (ANY horror by this author is top tier)

Comedy:
https://www.mangago.zone/read-manga/all_saints_street/
https://www.mangago.zone/read-manga/hetalia_world_stars/

Omniscient readers viewpoint

https://www.mangago.zone/read-manga/good_morning_leon/
https://www.mangago.zone/read-manga/a_story_about_a_cat_reincarnated_in_a_different_world_where_there_are_no_cats/
https://www.mangago.zone/read-manga/hiroware_koneko_to_moto_yakuza/
https://www.mangago.zone/read-manga/please_call_me_red_panda/
https://www.mangago.zone/read-manga/cat_on_the_hero_s_lap/
https://www.mangago.zone/read-manga/neko_ga_gotoku/
https://www.mangago.zone/read-manga/shiba_inu_rooms/
https://www.mangago.zone/read-manga/a_cat_from_our_world_and_the_forgotten_witch/

https://www.mangago.zone/read-manga/hotel_mets_peura_e_youkoso/
https://www.mangago.zone/read-manga/hokuhokusei_ni_kumo_to_ike/
https://www.mangago.zone/read-manga/the_end_of_the_world_is_just_a_game_to_me/
https://www.mangago.zone/read-manga/reiri/
https://www.mangago.zone/read-manga/houseki_no_kuni/
https://www.mangago.zone/read-manga/pick_me_up/

Manhwa:
https://www.mangago.zone/read-manga/i_m_gonna_annihilate_this_land/
https://www.mangago.zone/read-manga/the_world_s_best_engineer/
https://www.mangago.zone/read-manga/margrave_s_bastard_son_was_the_emperor/
https://www.mangago.zone/read-manga/the_red_book_of_dreams/
https://www.mangago.zone/read-manga/monster_child/
https://www.mangago.zone/read-manga/escape_room/
https://www.mangago.zone/read-manga/famous_restaurant/
https://www.mangago.zone/read-manga/distant_sky/
https://www.mangago.zone/read-manga/perfect_victim/
https://www.mangago.zone/read-manga/how_to_live_as_a_bootleg_healer/
https://www.mangago.zone/read-manga/true_education/
https://www.mangago.zone/read-manga/living_as_the_enemy_prince_sellascans/
https://www.mangago.zone/read-manga/foul_smell/
https://www.mangago.zone/read-manga/killer_pedro/
https://www.mangago.zone/read-manga/hide_and_seek_on_the_sofa/

Manhua:
https://www.mangago.zone/read-manga/papa_wolf_and_the_puppy/
https://www.mangago.zone/read-manga/spider_silk/
https://www.mangago.zone/read-manga/the_law_of_the_yama/
https://www.mangago.zone/read-manga/nan_ting_guwei_the_last_destiny/

Manga:
https://www.mangago.zone/read-manga/sensei_bokutachi_ga_sekai_wo_horoboshimasu/
https://www.mangago.zone/read-manga/blood_night_market/
https://www.mangago.zone/read-manga/scrap_heaven/
https://www.mangago.zone/read-manga/wild_strawberry/
https://www.mangago.zone/read-manga/the_monster_in_my_womb/
https://www.mangago.zone/read-manga/brutal_satsujin_kansatsukan_no_kokuhaku/
https://www.mangago.zone/read-manga/from_the_red_fog/
https://www.mangago.zone/read-manga/tonari_no_jii_san/
https://www.mangago.zone/read-manga/ajin/
https://www.mangago.zone/read-manga/shikabane_kaigo/
https://www.mangago.zone/read-manga/phantom_tales_of_the_night/
https://www.mangago.zone/read-manga/massacre_happy_end/
https://www.mangago.zone/read-manga/hundred_ghost_stories_of_my_own_death/
https://www.mangago.zone/read-manga/suicide_notes_laid_on_the_table/
https://www.mangago.zone/read-manga/ningen_shikkaku_itou_junji/
https://www.mangago.zone/read-manga/route_end/
https://www.mangago.zone/read-manga/museum/
https://www.mangago.zone/read-manga/shikabanechou_undead/
https://www.mangago.zone/read-manga/black_paradox/
https://www.mangago.zone/read-manga/jisatsu_circle/
https://www.mangago.zone/read-manga/children_miura_miu/
https://www.mangago.zone/read-manga/portus/
My favourite: https://www.mangago.zone/read-manga/narenohate_no_bokura/
https://www.mangago.zone/read-manga/ura_baito_toubou_kinshi/
https://www.mangago.zone/read-manga/misu_misou/
If there is a hint of romance then, it's not the focus because I also like Non romance stuff, that's why I can confidently say these are non romance :D

magi ( https://www.mangago.zone/read-manga/magi/)

houseki no kuni/land of the lustrous ( https://www.mangago.zone/read-manga/houseki_no_kuni/)

pandora hearts ( https://www.mangago.zone/read-manga/pandora_hearts/)

Mercenary enrollment
Hand jumper
Mr villains day off

https://www.mangago.zone/read-manga/the_friendly_winter/
https://www.mangago.zone/read-manga/the_walking_cat_a_cats_eye_view_of_the_zombie_apocalypse/
https://www.mangago.zone/read-manga/hello_veterinarian/
https://www.mangago.zone/read-manga/quan_zhi_gao_shou/
https://www.mangago.zone/read-manga/blood_night_market/
https://www.mangago.zone/read-manga/spider_man_fake_red/