Downloads all IconMonstr.com SVG files. Works, but may take some time to complete. About 15% of the SVG icons cannot be retrieved through their previews so the script must download them individually.

iconMonster.js

var casper = require('casper').create({
  verbose: true,
  logLevevel: 'debug',
  pageSettings: {
    webSecurityEnabled: false
  }
});;

var fs = require('fs');
var pages = [];
var failedFiles = [];

//Stage 1- Retrieve all gallery page links
casper.start('http://iconmonstr.com/page/2', function () {
  var pageNumbers = this.evaluate(function () {
    return $('a.page-numbers:nth-child(7)').html();
  });

  for (var i = 1; i <= pageNumbers; i++) {
    pages.push('http://iconmonstr.com/page/' + i);
  }
});

//Stage 2- Scrape and save all inline SVG previws
//  If SVG preview is not available, push filename to deferred queue
casper.then(function() {
  this.each(pages, function (self, page) {
    self.thenOpen(page, function () {

      this.echo(this.getCurrentUrl());

      var fileNames = this.evaluate(function () {
        var tempArray = [];
        $('.thumbnail-link').each(function () {
          var name = $(this).attr('href').substring(22);
          name = name.substring(0, name.length - 1);
          tempArray.push(name);
        });
        return tempArray;
      });

      var inlineSvgs = this.evaluate(function () {
        var tempArray = [];
        $('.thumbnail-preview').each(function () {
          tempArray.push($(this).html());
        });
        return tempArray;
      });

      for (var i = 0; i < fileNames.length; i++) {
        if(inlineSvgs[i].substring(0,4).localeCompare('<svg') == 0) {
          casper.echo('Saving: ' + fileNames[i]);
          inlineSvgs[i] = '<?xml version="1.0" encoding="utf-8"?>\n' +
            '<!-- License Agreement at http://iconmonstr.com/license/ -->\n' +
            '<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">\n' +
            inlineSvgs[i];
          fs.write('svg/' + fileNames[i] + '.svg', inlineSvgs[i], 'w');
        } else {
          casper.echo('No preview, deferring download: ' + fileNames[i]);
          failedFiles.push(fileNames[i]);
        }
      }
    });
  });
});

//Stage 3- Grab the AWS-signed download link from each 
casper.then(function() {
  //Manually fetch the URL from every page.
  var counter = 0;
  this.each(failedFiles, function(self, filename) {
    var href = '';
    this.thenOpen('http://iconmonstr.com/' + filename, function () {
      counter++;
      this.echo('Retrieving file [' + counter + '/' + failedFiles.length + ']: ' + filename);
      href = this.evaluate(function() {
        //wow very clean very readable
        return 'http://s3.iconmonstr.com/' + $('input#btn-svg').attr('onclick').split("'")[1].substring(17);
      });
    });

    this.then(function() {
      this.download(href, 'svg/' + filename + '.svg');
    });
  });
});

casper.run();