I can read these mangas many times! I rate them >9.5/10 based on my own preferences, so there will be lots of non-mainstream BL
Genres: NO PWP, no doujinshi
Length: <100 chapters or 3 vols
Search by tags: http://www.mangago.me/home/people/12706/manga/1/
If you like this list, please click "RECOMMEND". Thank you XD
2nd list: http://www.mangago.me/home/mangalist/655038/
3rd list: https://www.mangago.me/home/mangalist/3746699/
(IF 1ST LIST IS FULL, I'LL MOVE OLDER ONES TO MY LIST 2&3)
Quality picks.
BL : Start from the FIRST page
Historical - Parenting - Yakuza - Office - Showbiz - Professional - School Life - Bromance
BG : Start from the LAST page
Mature - School Life - Reincarnation - Villainess - Strong Female Lead - Historical
Please, click on the Blue "RECOMMEND" so others can enjoy the list.
For more, check :
1 - Quite Remarkable I May Say : https://www.mangago.me/home/mangalist/698530/
A - Remember The Name : http://www.mangago.me/home/mangalist/690504/