Leafchrome

https://www.mangago.zone/read-manga/dreadful_night/ you shouldn't miss this

https://www.mangago.zone/read-manga/a_proxy_painter/

https://www.mangago.zone/read-manga/a_proxy_painter/

Classic GLs almost everyone has read:

https://www.mangago.zone/read-manga/eventually_i_will_become_yours/
https://www.mangago.zone/read-manga/kimi_to_tsuzuru_utakata/
https://www.mangago.zone/read-manga/asagao_to_kase_san/ (SEQUEL: https://www.mangago.zone/read-manga/yamada_to_kase_san/)
https://www.mangago.zone/read-manga/her_shimcheong/
https://www.mangago.zone/read-manga/pulse_ratana_satis/
https://www.mangago.zone/read-manga/lily_love/ (SEQUEL: https://www.mangago.zone/read-manga/lily_love_2/)
https://www.mangago.zone/read-manga/so_do_you_wanna_go_out_or/
https://www.mangago.zone/read-manga/the_guy_she_was_interested_in_wasn_t_a_guy_at_all/
https://www.mangago.zone/read-manga/i_favor_the_villainess/
https://www.mangago.zone/read-manga/adachi_to_shimamura/
https://www.mangago.zone/read-manga/sasameki_koto/
https://www.mangago.zone/read-manga/aoi_hana/
https://www.mangago.zone/read-manga/sayonara_rose_garden/
https://www.mangago.zone/read-manga/whispering_you_a_love_song/
https://www.mangago.zone/read-manga/futaribeya/
https://www.mangago.zone/read-manga/isekai_picnic/
https://www.mangago.zone/read-manga/useless_princesses/
https://www.mangago.zone/read-manga/tamen_di_gushi/
https://www.mangago.zone/read-manga/what_does_the_fox_say/
https://www.mangago.zone/read-manga/citrus_saburo_uta/ (ok this is by all means a bad GL because it's a stepsiblings to lovers trope, but 99% of people who read GL definitely read this; SEQUEL: https://www.mangago.zone/read-manga/citrus_plus/)

DREAMING OF THE DOKKAEBI (๑•ㅂ•)و✧
(it's still ongoing tho)