This man claims that God himself chose him to be his programming and he wrote an entire operating system in less than 100,000 lines of code.

What is the name of the language the OS was written in and what acted as its oracle?

flag format: meowsec{os_name-oracle_program_name}

The person being referred to here is Terry Davis. A programmer known for creating TempleOS, an entire operating system. He made his own programming language known as holy C. Davis began experiencing regular manic episodes, one of which led him to hospitalization. Initially diagnosed with bipolar disorder, he was later declared to have schizophrenia.

I wonder who "minato500" is. I heard he plays a lot of CTF's. Can you find their full name?

Flag format: meowsec{full_name}

Just a quick google search of minato500 will lead you to his CTFtime page, which contains his full name

Final Flag:

meowsec{harish_kumar_n}

Git Gud

We intercepted a secret communication between 2 people, they seem to be planning a hack on google, can you find out their secret?

quixel200: hey man, I made a repo to share our theories. 

minato500: good job, just make sure its private. 

quixel200: wait its public!!! 

minato500: !!!?? Ill mangle the secret so nobody finds out, ill make the repo look normal. 

quixel200: we're so smart, nobody's gonna find out, right?

(they forgor to make it private in the end)
flag format: KALAM25{.....}

We have two usernames that we can infer from this conversation, minato500 and quixel200. One of them says they made a ‘repo’ which refers to a github repository. A quick google search would have been sufficient to learn about this.