In both sentences, the speaker is expressing a hope or desire that something will turn out as they have imagined it. However, the difference lies in what they are emphasizing: In the first sentence, the emphasis is on the future outcome. The speaker is expressing a hope that in the future, everything will align with their previous imaginings. In the second sentence, the emphasis is on the current situation or experience. The speaker is expressing a hope that the current situation or experience they are encountering is in line with what they had imagined. So, both sentences convey a similar idea of hope related to their imaginings, but one focuses more on the future outcome, while the other focuses on the current experience.

Also I just hope everything will be as I imagined it would be.

corrected I just hope everything will be as i've been imagining it to be.