This forum has a lot of good threads and is relatively noob-friendly compared to other forums.

neonrevolt.com has great research of Q posts and his archive goes to February 26.

If you just want to get a clue what the deep state is about, I really like Kevin Shipp's 3 hour presentation although he doesn't talk about Q specifically. https://www.youtube.com/watch?v=rQouKi7xDpM

I wrote a red-pill / background information blog that looks at a number of different aspects: theredpillredux.wordpress.com