diff --git a/planetstack/core/xoslib/static/xsh/xsh.js b/planetstack/core/xoslib/static/xsh/xsh.js
new file mode 100644
index 0000000..c2073e4
--- /dev/null
+++ b/planetstack/core/xoslib/static/xsh/xsh.js
@@ -0,0 +1,405 @@
+// TryMongo
+//
+// Copyright (c) 2009 Kyle Banker
+// Licensed under the MIT Licence.
+// http://www.opensource.org/licenses/mit-license.php
+
+// Readline class to handle line input.
+var ReadLine = function(options) {
+  this.options      = options || {};
+  this.htmlForInput = this.options.htmlForInput;
+  this.inputHandler = this.options.handler || this.mockHandler;
+  this.scoper       = this.options.scoper;
+  this.terminal     = $(this.options.terminalId || "#terminal");
+  this.lineClass    = this.options.lineClass || '.readLine';
+  this.history      = [];
+  this.historyPtr   = 0;
+
+  this.initialize();
+};
+
+ReadLine.prototype = {
+
+  initialize: function() {
+    this.addInputLine();
+  },
+
+  // Enter a new input line with proper behavior.
+  addInputLine: function(stackLevel) {
+    stackLevel = stackLevel || 0;
+    this.terminal.append(this.htmlForInput(stackLevel));
+    var ctx = this;
+    ctx.activeLine = $(this.lineClass + '.active');
+
+    // Bind key events for entering and navigting history.
+    ctx.activeLine.bind("keydown", function(ev) {
+      switch (ev.keyCode) {
+        case EnterKeyCode:
+          ctx.processInput(this.value); 
+          break;
+        case UpArrowKeyCode: 
+          ctx.getCommand('previous');
+          break;
+        case DownArrowKeyCode: 
+          ctx.getCommand('next');
+          break;
+      }
+    });
+
+    this.activeLine.focus();
+  },
+
+  // Returns the 'next' or 'previous' command in this history.
+  getCommand: function(direction) {
+    if(this.history.length === 0) {
+      return;
+    }
+    this.adjustHistoryPointer(direction);
+    this.activeLine[0].value = this.history[this.historyPtr];
+    $(this.activeLine[0]).focus();
+    //this.activeLine[0].value = this.activeLine[0].value;
+  },
+
+  // Moves the history pointer to the 'next' or 'previous' position. 
+  adjustHistoryPointer: function(direction) {
+    if(direction == 'previous') {
+      if(this.historyPtr - 1 >= 0) {
+        this.historyPtr -= 1;
+      }
+    }
+    else {
+      if(this.historyPtr + 1 < this.history.length) {
+        this.historyPtr += 1;
+      }
+    }
+  },
+
+  // Return the handler's response.
+  processInput: function(value) {
+    var response = this.inputHandler.apply(this.scoper, [value]);
+    this.insertResponse(response.result);
+
+    // Save to the command history...
+    if((lineValue = value.trim()) !== "") {
+      this.history.push(lineValue);
+      this.historyPtr = this.history.length;
+    }
+
+    // deactivate the line...
+    this.activeLine.value = "";
+    this.activeLine.attr({disabled: true});
+    this.activeLine.removeClass('active');
+
+    // and add add a new command line.
+    this.addInputLine(response.stack);
+  },
+
+  insertResponse: function(response) {
+    if((response.length < 1) || (response=='"donotprintme"') || (response=='donotprintme')) {
+      this.activeLine.parent().append("<p class='response'></p>");
+    }
+    else {
+      this.activeLine.parent().append("<p class='response'>" + response + "</p>");
+    }
+  },
+
+  // Simply return the entered string if the user hasn't specified a smarter handler.
+  mockHandler: function(inputString) {
+    return function() {
+      this._process = function() { return inputString; };
+    };
+  }
+};
+
+var MongoHandler = function() {
+  this._currentCommand = "";
+  this._rawCommand     = "";
+  this._commandStack   = 0;
+  this._tutorialPtr    = 0;
+  this._tutorialMax    = 4;
+
+  this._mongo          = {};
+  this._mongo.test     = [];
+  this.collections     = [];
+};
+
+MongoHandler.prototype = {
+
+  _process: function(inputString, errorCheck) {
+    this._rawCommand += ' ' + inputString;
+
+    try {
+      inputString += '  '; // fixes certain bugs with the tokenizer.
+      var tokens    = inputString.tokens();
+      var mongoFunc = this._getCommand(tokens);
+      if(this._commandStack === 0 && inputString.match(/^\s*$/)) {
+        return {stack: 0, result: ''};
+      }
+      else if(this._commandStack === 0 && mongoFunc) {
+        this._resetCurrentCommand();
+        return {stack: 0, result: mongoFunc.apply(this, [tokens])};
+      }
+      else {
+        return this._evaluator(tokens);
+      }
+    }
+
+    catch(err) {
+        this._resetCurrentCommand();
+        console.trace();
+        return {stack: 0, result: "JS Error: " + err};
+    }
+  },
+
+  // Calls eval on the input string when ready.
+  _evaluator: function(tokens) {
+    isAssignment = tokens.length>=2 && tokens[0].type=="name" && tokens[1].type=="operator" && tokens[1].value=="=";
+
+    this._currentCommand += " " + this._massageTokens(tokens);
+    if(this._shouldEvaluateCommand(tokens))  {
+        print = this.print;
+
+        // So this eval statement is the heart of the REPL.
+        var result = eval(this._currentCommand.trim());
+        if(result === undefined) {
+          throw('result is undefined');
+        } else if (typeof(result) === 'function') {
+          throw('result is a function. did you mean to call it?');
+        } else {
+          result = $htmlFormat(result);
+        }
+        this._resetCurrentCommand();
+        if (isAssignment) {
+            return {stack: this._commandStack, result: ""};
+        } else {
+            return {stack: this._commandStack, result: result};
+        }
+      }
+
+    else {
+      return {stack: this._commandStack, result: ""};
+    }
+  },
+
+  _resetCurrentCommand: function() {
+    this._currentCommand = '';
+    this._rawCommand     = '';
+  },
+
+  // Evaluate only when we've exited any blocks.
+  _shouldEvaluateCommand: function(tokens) {
+    for(var i=0; i < tokens.length; i++) {
+      var token = tokens[i];
+      if(token.type == 'operator') {
+        if(token.value == '(' || token.value == '{') {
+          this._commandStack += 1;
+        }
+        else if(token.value == ')' || token.value == '}') {
+          this._commandStack -= 1;
+        }
+      }
+    }
+
+    if(this._commandStack === 0) {
+      return true;
+    }
+    else {
+      return false;
+    }
+  },
+
+  _massageTokens: function(tokens) {
+    for(var i=0; i < tokens.length; i++) {
+      if(tokens[i].type == 'name') {
+        if(tokens[i].value == 'var') {
+          tokens[i].value = '';
+        }
+      }
+    }
+    return this._collectTokens(tokens);
+  },
+
+  // Collects tokens into a string, placing spaces between variables.
+  // This methods is called after we scope the vars.
+  _collectTokens: function(tokens) {
+    var result = "";
+    for(var i=0; i < tokens.length; i++) {
+      if(tokens[i].type == "name" && tokens[i+1] && tokens[i+1].type == 'name') {
+        result += tokens[i].value + ' ';
+      }
+      else if (tokens[i].type == 'string') {
+        result += "'" + tokens[i].value + "'";
+      }
+      else {
+        result += tokens[i].value;
+      }
+    }
+    return result;
+  },
+
+  // print output to the screen, e.g., in a loop
+  // TODO: remove dependency here
+  print: function() {
+   $('.readLine.active').parent().append('<p>' + JSON.stringify(arguments[0]) + '</p>');
+   return "donotprintme";
+  },
+
+  /* MongoDB     */
+  /* ________________________________________ */
+
+  // help command
+  _help: function() {
+      return PTAG('HELP') +
+             PTAG('xos                                 list xos API object types') +
+             PTAG('xos.slices                          list methods to can call on slices') +
+             PTAG('xos.slices.all()                    get all slices') +
+             PTAG('xos.slices.filter({key: "value"})   filter using dictionary') +
+             PTAG('xos.slices.get({key: "value"})      get using dictionary')
+
+  },
+
+  _tutorial: function() {
+    this._tutorialPtr = 0;
+    return PTAG("This is a self-guided tutorial on the xos shell.") +
+           PTAG("The tutorial is simple, more or less a few basic commands to try.") +
+           PTAG("To go directly to any part tutorial, enter one of the commands t0, t1, t2...t10") +
+           PTAG("Otherwise, use 'next' and 'back'. Start by typing 'next' and pressing enter.");
+  },
+
+  // go to the next step in the tutorial.
+  _next: function() {
+    if(this._tutorialPtr < this._tutorialMax) {
+      return this['_t' + (this._tutorialPtr + 1)]();
+    }
+    else {
+      return "You've reached the end of the tutorial. To go to the beginning, type 'tutorial'";
+    }
+  },
+
+  // go to the previous step in the tutorial.
+  _back: function() {
+    if(this._tutorialPtr > 1) {
+      return this['_t' + (this._tutorialPtr - 1)]();
+    }
+    else {
+      return this._tutorial();
+    }
+  },
+
+  _t1: function() {
+    this._tutorialPtr = 1;
+    return PTAG('1. JavaScript Shell') +
+           PTAG('The first thing to notice is that the MongoDB shell is JavaScript-based.') +
+           PTAG('So you can do things like:') +
+           PTAG('  a = 5; ') +
+           PTAG('  a * 10; ') +
+           PTAG('  print(a); ') +
+           PTAG("  for(i=0; i<10; i++) { print('hello'); }; ") +
+           PTAG("Try a few JS commands; when you're ready to move on, enter 'next'");
+
+  },
+
+  _t2: function() {
+    this._tutorialPtr = 2;
+    return PTAG('2. The API is asynchronous') +
+           PTAG('Try these:') +
+           PTAG('    xos.slices.fetch();') +
+           PTAG('    // wait a second or two...') +
+           PTAG('    xos.slices.objects();');
+
+  },
+
+  _t3: function() {
+    this._tutorialPtr = 3;
+    return PTAG('3. Filter some objects') +
+           PTAG('Try these:');
+
+  },
+
+  _t4: function() {
+    this._tutorialPtr = 4;
+    return PTAG('4. Available xos objects and methods') +
+           PTAG('Try these:') +
+           PTAG('    xos;') +
+           PTAG('    xos.slices;');
+
+  },
+
+  _getCommand: function(tokens) {
+    if(tokens[0] && ArrayInclude(MongoKeywords,(tokens[0].value + '').toLowerCase())) {
+      switch(tokens[0].value.toLowerCase()) {
+        case 'help':
+          return this._help;
+
+        case 'tutorial':
+          return this._tutorial;
+        case 'next':
+          return this._next;
+        case 'back':
+          return this._back;
+        case 't0':
+          return this._tutorial;
+        case 't1':
+          return this._t1;
+        case 't2':
+          return this._t2;
+        case 't3':
+          return this._t3;
+        case 't4':
+          return this._t4;
+      }
+    }
+  }
+};
+
+function replaceAll(find, replace, str) {
+  return str.replace(new RegExp(find, 'g'), replace);
+}
+
+/* stackoverflow: http://stackoverflow.com/questions/4810841/how-can-i-pretty-print-json-using-javascript */
+function syntaxHighlight(json) {
+    if ( json.hasOwnProperty("__str__")) {
+        return syntaxHighlight(json.__str__());
+    }
+    if (typeof json != 'string') {
+         json = JSON.stringify(json, undefined, "\t");
+    }
+    json = json.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
+    return json.replace(/("(\\u[a-zA-Z0-9]{4}|\\[^u]|[^\\"])*"(\s*:)?|\b(true|false|null)\b|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?)/g, function (match) {
+        var cls = 'terminal_number';
+        if (/^"/.test(match)) {
+            if (/:$/.test(match)) {
+                cls = 'terminal_key';
+            } else {
+                cls = 'terminal_string';
+            }
+        } else if (/true|false/.test(match)) {
+            cls = 'terminal_boolean';
+        } else if (/null/.test(match)) {
+            cls = 'terminal_null';
+        }
+        return '<span class="' + cls + '">' + match + '</span>';
+    });
+}
+
+$htmlFormat = function(obj) {
+  //JSON.stringify(obj,undefined,2)
+  result=replaceAll("\t","&nbsp;",replaceAll("\n","<br>",syntaxHighlight(obj))); //tojson(obj, ' ', ' ', true);
+  return result;
+}
+
+function startTerminal() {
+  var mongo       = new MongoHandler();
+  var terminal    = new ReadLine({htmlForInput: DefaultInputHtml,
+                                  handler: mongo._process,
+                                  scoper: mongo});
+  $("#terminal_help1").show();
+  $("#terminal_help2").show();
+  $("#terminal_wait").hide();
+
+  $("#terminal").bind('click', function() { $(".readLine.active").focus(); });
+};
+
+$(document).ready(function() {
+    startTerminal();
+});