Does anyone know how to find someones email in itch? someone already used mine before i even register. Is it a glitch or does someone use my email ( this happened before in other websites like deviantart pls help ;^

If you own the email then you can use the password reset page to recover the account https://itch.io/user/forgot-password

We do not share information about what emails are associated with what accounts unless you contact us using that email address on https://itch.io/support

Otherwise, it’s private information.