I am not able to access Twitchtv JSON API, Please help me.
maybe your internet connection is down 
Just kidding. Can you share your codepen so we take a look?
When I am using var (url ="https://wind-bow.gomix.me/twitch-api?callback=?";);) this API that time it’s giving (CORS policy: No ‘Access-Control-Allow-Origin’)72.p this and when I am using (“https://wind-bow.glitch.me/twitch-api/channels/rocketleague”;)://w that it gives data but not valuebal.eocketleague";) that it’s give data but not valuable.
Why don’t you use twitch api directly. Just register for an api key. Its all free
You are saying, if I create account in https://www.twitch.tv/ then it’s working ? I am facing this problem from yesterday.
Yes. I’,m using it in my app created about 2 years ago and still working. Here my code
As far as I know twitch released a new version api and the old ones will be still available until end of year.