recommend plss ><

orv (Omniscient Reader's Viewpoint) on web toon, if you haven't read it yet

The beginning after the end

the s classes that i raised

Ranker's return

Similar to Solo leveling is difficult. Do you mean earth & modern day + gates/dungeons & monsters + game-like & no focus on romance?

https://www.mangago.me/read-manga/kill_the_hero/
https://www.mangago.me/read-manga/return_of_the_frozen_player
https://www.mangago.me/read-manga/i_obtained_a_mythic_item/
https://www.mangago.me/read-manga/level_1_player/
https://www.mangago.me/read-manga/steel_eating_player/
https://www.mangago.me/read-manga/return_to_player/
https://www.mangago.me/read-manga/return_of_the_broken_constellation/
https://www.mangago.me/read-manga/seoul_station_s_necromancer/
https://www.mangago.me/read-manga/my_dad_is_too_strong/
https://www.mangago.me/read-manga/i_can_snatch_999_types_of_abilities/
https://www.mangago.me/read-manga/the_s_classes_that_i_raised/
https://www.mangago.me/read-manga/the_player_that_can_t_level_up/
https://www.mangago.me/read-manga/seoul_station_druid/
https://www.mangago.me/read-manga/990k_ex_life_hunter/
https://www.mangago.me/read-manga/solo_auto_hunting/
https://www.mangago.me/read-manga/re_life_player/
https://www.mangago.me/read-manga/regressing_with_the_king_s_power/
https://www.mangago.me/read-manga/i_m_an_ex_class_hunter/
https://www.mangago.me/read-manga/weapon_maker/
https://www.mangago.me/read-manga/level_up_alone/

setting in another world and/or historical or death game - thus different from Solo Leveling - but still good
https://www.mangago.me/read-manga/the_lord_s_coins_aren_t_decreasing/
https://www.mangago.me/read-manga/leveling_with_the_gods/
https://www.mangago.me/read-manga/archmage_transcending_through_regression/
https://www.mangago.me/read-manga/catastrophic_necromancer/
https://www.mangago.me/read-manga/apex_future_martial_arts/
https://www.mangago.me/read-manga/the_hunter/
https://www.mangago.me/read-manga/sss_class_suicide_hunter/
https://www.mangago.me/read-manga/your_talent_is_mine/
https://www.mangago.me/read-manga/revenge_of_the_iron_blooded_sword_hound/
https://www.mangago.me/read-manga/return_of_the_legendary_spear_knight/
https://www.mangago.me/read-manga/swordmaster_s_youngest_son/
https://www.mangago.me/read-manga/legendary_youngest_son_of_the_marquis_house/
https://www.mangago.me/read-manga/i_became_a_renowned_family_s_sword_prodigy/
https://www.mangago.me/read-manga/the_rebirth_of_an_8th_circled_wizard/
https://www.mangago.me/read-manga/the_return_of_the_8th_class_magician/
https://www.mangago.me/read-manga/kage_no_jitsuryokusha_ni_naritakute/
https://www.mangago.me/read-manga/the_live/
https://www.mangago.me/read-manga/i_log_in_alone/
https://www.mangago.me/read-manga/martial_god_regressed_to_level_2/
https://www.mangago.me/read-manga/i_became_an_s_rank_hunter_with_the_demon_lord_app/
https://www.mangago.me/read-manga/dungeons_artifacts/
https://www.mangago.me/read-manga/regressor_instructional_manual/

Then there are also the post-/ apocalyptic stories...
Left them out cause that means there's no general order of society and that kinda makes a great difference.

yes ヾ(❀╹◡╹)ﾉ~