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)
「α」Alpha
Has the highest status, can impregnate and bite to mark an omega.
「β」Beta
The ordinary people.
「Ω」Omega
A person who can get impregnated, the heat attracts Alphas.
In order to know about the manga you are about to read, I have them posted with
their descriptions to know and what to expect in reading the chapters
These are my favorite omegaverse mangas so don't worry about being dissapointed