the snowball doesn't have to do damage it just has to hit the dragon at the right spot on its neck, but you can also use a crossbow, bow and arrow, egg, ender pearl etc.

Is there a discord Server?

It's under the follow button.

Can you close a application and the restart during the speedrun

Can i use show coord

If I’m playing on iOS, can I play with a controller or do I have to use touchscreen?

You can use a controller on a phone, but when you submit a run, you have to put it as a mobile run and not a console run.

Would exploiting the fact that resizing your screen refreshs chunks count as a glitch

If I am speed running 100% and create the world on realms on one account and then switch accounts to play the world on an account with no acheivments. Is that legal?

@IsaacTheDot what's the use case for that?

I'm not aware of anyone doing single player runs in realms, and I don't really see the point in it

It is a multiplayer run. I also believe it might be less laggy in realms.

In addition I was looking earlier in this forum and it said that the cap of runners was 5 for coop runs. But I saw a run that was successfully submitted that had seven people. So now I am Confused.

1. Is​ game booster allowed? (it lowers screen resolution)

2. Is overlay allowed? (like performance indicator)

3. Can I play coop with third party​ hosted server? (free server hosting provider)

Is keep inventory allowed?

no, you can check all world creation settings here: https://github.com/MCBE-Speedrunning/Speedrunning-Rulebook/blob/master/global/README.md#world-creation-rules

ما هو خطائي؟