JSON prettifier for the terminal, just pipe to stdin and it'll output formatted JSON

jsonpp

#!/usr/bin/env node

var stdin = process.openStdin();

var data = "";

stdin.on('data', function(chunk) {
  data += chunk;
});

stdin.on('end', function() {
    var json;

    try {
        json = JSON.parse(data);
    } catch (e) {
        console.error(e);
        process.exit(1);
    }

    console.log(JSON.stringify(json, null, '    '));
});