Faust playground is a Web platform designed to enable children to learn basic audio programming in a simple and graphic way. In particular, it allows them to develop musical instruments for Android smartphones.
To test the Faust playground, start a python server :
cd faustplayground
cd ..
python -m SimpleHTTPServer
Then open :
http://127.0.0.1:8000/faustplayground/
create a patch in the platform
possibly rename it using the the "Edit" button
save it (regular or precompiled version) using the "Save" button
rename it with a .json file ending