You must be the creator and owner of the content you are submitting.
You must have rights to the music in your submission, or be using music that grants rights freely. Your favorite song from the radio can't be played here.
Your submission must not be a modified version of someone else's work, including tutorial files.
Your submission must not auto-redirect to a new site or open pop-ups. If your submission auto-spawns something to boost stats on another site, your account will be deleted and admins for the target site will be notified.
It would be best if your submission does not rely on any calls to third party servers. If you are using a third party API or anything that could be used to track a user, you must give notice of this at the start of your game and give the user the option to opt out. If the user opts out, you may not give the third party any access to their session.
Your submission must not be shovelware made to serve ads or promote your site. If you didn't take personal pride and care in the creation of the content, leave it off NG.
You may not upload games made in Adventure Box.
Do not include copyrighted video clips or photographs that you did not create.
You may not include photography or video of naked people.
You may not include photography or video images of excessive gore and/or "snuff."
Do not include illegal photography or video such as child pornography and bestiality. We WILL contact the FBI!
Sexual content involving underage characters is prohibited, please don't look for grey areas.
Your submission must not be racist or downright hateful towards specific groups of people.
Personal attacks towards other NG contributors will likely result in removal.
Your submission must not be a pointless "demo" or "preview" without any redeeming qualities.
Do not re-submit your entry after it has been BLAMMED without making noticeable improvements.
Your game must not use Angry Birds or Super Mario Bros. characters/sprites. In general you shouldn't be using any sprites you don't have full rights to.
Make sure your submission has been properly rated.