Imgur mostly, since reddit died.

I’ve found good source images on the community tab of history documentary channels on YouTube, like this one

I make shitty memes in response to other people’s memes. Like this:

From everywhere and nowhere.

From my safe space discord servers mostly. And from Lemmy.

hexbear

and sometimes I make my own:

Instagram, Reddit and sometime Whatsapp

Sources mentioned here, along with B3ta.

B3ta is a message board focusing on British humour and memes. It’s not everyone’s cup of tea, understandably.

Basically all from either tumblr or a single small discord server

I make mine.

I make them

Same problem, OP. I used to get em from reddit, now almost exclusively Lemmy.

From MGS2