There is a conservative site here that is a bit hysterical.
They start by dredging up an old story about Bill Gates. According to the story Gates said that vaccines reduce the population. He did say that but it was mainly the population of poor Africans he was aiming at. He said if they were healthier they might stop having so many children. He wanted MORE Caucasian babies.
The other lulu is a story about aluminium in vaccines. It is actually right in one way. Aluminium compounds WERE once routinely added to vaccines to make them more effective. There is no real evidence of harm from it but, in recent years, the practice has come under question. So NO aluminium is used in Covid vaccines