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Online JavaScript beautifier
October 12, 2016 at 6:02:30 PM UTC - permalink -Beautify, unpack or deobfuscate JavaScript and HTML, make JSON/JSONP readable, etc.
All of the source code is completely free and open, available on GitHub under MIT licence,
and we have a command-line version, python library and a node package as well.- http://jsbeautifier.org/