Omegaverse Yaoi

Fifty years go, a virus swept through the world, wiping out all the omegas from the face of the earth. Rain, the sole surviving omega, lives his whole life hiding his identity - until he accidentally runs into Lukas. As the chairman of the facility that used to produce artificial omegas, Lukas has to produce an alpha heir in order to succeed his father's business. And while he has his mind set on winning Rain over, things don't always go as planned...
- douchy seme --> whipped
- mpr

Yoon Wooyoung, the youngest son of a wealthy family. Money, education, appearance, everything's perfect. His only complex is, he is a recessive omega.
However, after the one-night encounter with Cha Kyungjoo, a dominant alpha, there's a strange change in Wooyoung's body
- mpreg

follows a cute married couple and their cute kids (omega x alpha) in a world where omega's are looked down on
- fluffy, wholesome

sequel:
https://www.mangago.me/read-manga/tadaima_okaeri_kagayaku_hibi/

Nanao, an omega, is working the nightlife but he hates arrogant Alphas. Arisaka is a serious Alpha that was brought by his co-worker into Nanao's workplace. The two had an argument but as soon as Nanao touch him, his heat suddenly came up.

Rika is an omega who was raped and forcably paired while he was still a school student. He is prentending to be an alpha while in university but one day when his heat hit he met his pair once again
- a real tear-jerker: explores fated pairs that end up with different people

Koga is an omega who was raped in the past by an alpha classmate and got pregnant. Because of that, he now fears alphas. What's gonna happen when he meets his fated-pair and he ends up being the one thing he fears most in the world: an alpha.
-age gap, high schooler x single father
warning: mention of past rape
- mpreg

He was picked up by Roald (α), the head of the Siegfried family, the most powerful manbeast clan in the country, to bear their children. Except he hadn't gone through heat yet, so he's instead raised by Roald. He finds out that they can't be together. Roald isn't allowed to mate with anyone- role to procreate with many omegas and his role is to take on many partners once his heat happens

Strong, muscular omega. The rivalry between two martial arts captains

soft love between 2 childhood friends. When one switches from a beta to an omega, their parents recommend they pair. Misunderstanding, they think the other one is doing it out of obligation when they actually really love each other

There’s a late bloomer, and then there’s a *late bloomer.* Doyun may be half Omega, but he certainly doesn’t look it: he’s tall, chiseled... But the worst of it all is that he’s a full-grown adult male who has yet to go into heat. He doesn’t see the problem, and everyone assumes he’s an Alpha, anyway. But when his body finally decides it’s “time,” it just happens to be at the most inopportune moment. He has no-one to turn to but his wor