Some websites like jsfiddle and codepen etc. are offering code playground services for JS, CSS & HTML. You can write your code, test and save online on these websites and also share with your friends and networks. If you want to make your own website like jsfiddle and codepen you need to find out scripts like that. So we are listing some scripts like these websites here. Some scripts are free and some are paid. Paid scripts are ready to launch but free script need some modifications and then those will be ready to use. Select from following list which is according to your requirements.