diff --git a/js/top/makeapp b/js/top/makeapp
new file mode 100644
index 0000000..f1dd991
--- /dev/null
+++ b/js/top/makeapp
@@ -0,0 +1,238 @@
+#!/usr/bin/node
+// Make a standalone and self-contained JS application for node.js/jxcore
+// Version 1.5.5
+
+var TOP='/home/sbosse/proj/jam/js';
+global.TOP=TOP;
+global.PATH=[process.cwd(),TOP];
+global.MODE='makeapp';
+global.TARGET='node'; // | 'browser'
+
+
+var Fs = require('fs');
+
+var Modules = []; // modu.Modules;
+var Objects = []; // modu.Objects;
+var Files = []; // modu.Files;
+var FilesEmbedded = {};
+var Main = undefined;
+var Bundle = 'bundle.js';
+var shift=0;
+
+function FileExtension(filename) {
+  return filename.split('.').pop();
+}
+
+function search(index,module) {
+  if (module.indexOf('/')==-1) return module;
+  if (PATH.length==index) return module;
+  var path=PATH[index];
+  if (Fs.existsSync(path+'/'+module+'.js')) return path+'/'+module+'.js';
+  else if (Fs.existsSync(path+'/'+module)) return path+'/'+module;
+  else return search(index+1,module);
+}
+
+var CoreModule={};
+CoreModule['crypto']='crypto';
+CoreModule['util']='util';
+CoreModule['http']='http';
+CoreModule['fs']='fs';
+CoreModule['stream']='stream';
+CoreModule['url']='url';
+CoreModule['os']='os';
+CoreModule['net']='net';
+CoreModule['zlib']='zlib';
+CoreModule['path']='path';
+CoreModule['dgram']='dgram';
+CoreModule['child_process']='child_process';
+CoreModule['events']='events';
+CoreModule['string_decoder']='string_decoder';
+CoreModule['assert']='assert';
+CoreModule['buffer']='buffer';
+
+Require = function (module) {
+ var file,filepath,_Require=Require,_Modules=Modules,_Objects=Objects;
+ try {
+  if (CoreModule[module]!=undefined) module=CoreModule[module];
+  if (module=='') return undefined; 
+  if (Modules[module]) return Modules[module];
+  else if (Objects[module]) return Objects[module];
+  file=search(0,module); 
+  try {
+    filepath=Fs.realpathSync(file);
+    Files.push([module,filepath]);
+  } catch (e) {filepath=''};
+  if (FileExtension(filepath)=='json') {
+    console.log('Require: Loading '+module);
+    var Object = require(file);
+    Require = _Require; Modules = _Modules; Objects = _Objects; 
+    Objects[module]=Object;
+    return Object;    
+  } else {
+    console.log('Require: Loading '+module);
+    var Module = require(file);
+    Require = _Require; Modules = _Modules; Objects = _Objects; 
+    Modules[module]=Module;
+    return Module;
+  }
+ } catch (e) {
+  var more='';
+   if (e.name==='SyntaxError' && filepath) {
+      var src=Fs.readFileSync(filepath,'utf8');
+      var Esprima = Require('parser/esprima');
+      try {
+        var ast = Esprima.parse(src, { tolerant: true, loc:true });
+        if (ast.errors && ast.errors.length>0) more = ', '+ast.errors[0];
+      } catch (e) {
+        if (e.lineNumber) more = ', in line '+e.lineNumber; 
+      }
+   }
+   if (e.stack) console.log(e.stack);
+   console.log('Require import of '+module+' failed: '+e+more);
+   process.exit(-1);
+ }
+}
+global.Require=Require;
+
+FileEmbedd = function (path,format) {
+  var fullpath=search(0,path);
+  console.log('*'+path);
+  try {
+    FilesEmbedded[path]=Fs.readFileSync(fullpath,format);
+    console.log('#'+path+':'+FilesEmbedded[path].length+' bytes');
+  } catch (e) {
+    console.log('FileEmbedd failed for: '+fullpath)
+    FilesEmbedded[path]=undefined};
+}
+global.FileEmbedd=FileEmbedd;
+
+FileEmbedded = function (path,format) {
+  if (FilesEmbedded[path]) return FilesEmbedded[path];
+  else {
+    FileEmbedd(path,format);
+    return FilesEmbedded[path];
+  }
+}
+global.FileEmbedded = FileEmbedded;
+
+var Base64 = require(TOP+'/os/base64');
+var Comp = require(TOP+'/com/compat');
+
+var exit=false;
+var argv=[];
+
+Comp.args.parse(process.argv,[
+  ['-exit',0,function (arg) {
+    if (!Main) exit=true;
+    else argv.push(arg);}],
+  ['-o',1,function (arg) {
+    if (!Main) Bundle=arg;
+    else argv.push(arg);}],
+  [function (arg) {
+    if (!Main) Main=arg;
+    argv.push(arg);
+  }]
+],2);
+
+
+if (Main) Require(Main);
+//Files=Files.slice(0,8);
+var NL = '\n';
+var coremodules = "";
+for(var m in CoreModule) {
+  coremodules = coremodules + "CoreModule['"+m+"']='"+CoreModule[m]+"';"+NL;
+}
+var header=
+'var CoreModule = {};'+NL+
+coremodules+NL+
+'var BundleModuleCode=[];'+NL+
+'var BundleObjectCode=[];'+NL+
+'var BundleModules = [];'+NL+
+'function _isdir(path) {'+NL+
+'  var stats=Fs.statSync(path);'+NL+
+'  return stats && stats.isDirectory()};'+NL+
+'function _search(index,file) {'+NL+
+'  if (PATH.length==index) return file;'+NL+
+'  var path=PATH[index];'+NL+
+'  if (Fs.existsSync(path+"/"+file+".js")) return path+"/"+file+".js";'+NL+
+'  else if (Fs.existsSync(path+"/"+file) && !_isdir(path+"/"+fil)) return path+"/"+file;'+NL+
+'  else return _search(index+1,file);'+NL+
+' }'+NL+
+'var Fs = require("fs");'+NL+
+"if (typeof __dirname == 'undefined') __dirname = '';"+NL+
+"if (typeof __filename == 'undefined') __filename = '"+Main+"';"+NL+
+"if (typeof global == 'undefined') global={};"+NL+
+'PATH=[process.cwd(),".","'+TOP+'"];'+NL+
+'function search(index,file) {'+NL+
+'  if (file.indexOf("/")==-1) return file;'+NL+
+'  if (PATH.length==index) return file;'+NL+
+'  var path=PATH[index];'+NL+
+'  if (Fs.existsSync(path+"/"+file+".js")) return path+"/"+file+".js";'+NL+
+'  else if (Fs.existsSync(path+"/"+file)) return path+"/"+file;'+NL+
+'  else return search(index+1,file);'+NL+
+' }'+NL+
+'function Require(modupath) { '+NL+
+'  var file,filepath;'+NL+
+'  if (BundleModules[modupath]) return BundleModules[modupath];'+NL+
+'  var exports={}; var module={exports:exports};'+NL+
+'  if (CoreModule[modupath]!=undefined) modupath=CoreModule[modupath];'+NL+
+"  if (modupath=='') return undefined;"+NL+
+'  if (BundleModuleCode[modupath]) BundleModuleCode[modupath](module,exports);'+NL+
+'  else if (BundleObjectCode[modupath]) BundleObjectCode[modupath](module,exports);'+NL+
+'  else { try {  file=search(0,modupath); module = require(file)}'+NL+
+'  catch (e) { var more="";'+NL+
+'   if ((e.name==="SyntaxError"||e.name==="TypeError") && file) {'+NL+
+'      var src=Fs.readFileSync(file,"utf8");'+NL+
+'      var Esprima = Require("parser/esprima");'+NL+
+'      try {'+NL+
+'        var ast = Esprima.parse(src, { tolerant: true, loc:true });'+NL+
+'        if (ast.errors && ast.errors.length>0) more = ", "+ast.errors[0];'+NL+
+'      } catch (e) {'+NL+
+'        if (e.lineNumber) more = ", in line "+e.lineNumber;'+NL+
+'      }'+NL+
+'   }'+NL+
+'   console.log("Require import of "+file+" failed: "+e+more);'+NL+
+'   // if (e.stack) console.log(e.stack);'+NL+
+'   throw e; // process.exit(-1);'+NL+
+'  }}'+NL+
+'  BundleModules[modupath]=module.exports||module;'+NL+
+'  return module.exports||module;};'+NL+
+'FilesEmbedded=global.FilesEmbedded = {};'+NL+
+'FileEmbedd=global.FileEmbedd = function (path,format) {};'+NL+
+'FileEmbedded=global.FileEmbedded = function (path,format) {return FilesEmbedded[path](format);};'+NL+
+"global.TARGET='"+global.TARGET+"';"+NL;
+
+var trailer=
+"var Base64=Require('os/base64');"+NL+
+"module.exports=Require('"+Main+"');"+NL;
+var code = '';
+for (var file in Files) {
+  var modupath=Files[file][0];
+  var path=Files[file][1];
+  console.log('+'+path);
+  if (FileExtension(path)=='json')
+    code=code+"BundleObjectCode['"+modupath+"']=function (module,exports){\nexports="+Fs.readFileSync(path,'utf8')+'};\n';
+  else
+    code=code+"BundleModuleCode['"+modupath+"']=function (module,exports){\n"+Fs.readFileSync(path,'utf8')+'};\n';
+}
+for (var file in FilesEmbedded) {
+  var data = FilesEmbedded[file];
+  if (!data) 
+    code=code+"FilesEmbedded['"+file+"']=undefined";
+  else {
+    console.log('+'+file);
+    if (typeof data == 'string')
+      code=code+"FilesEmbedded['"+file+"']=function (format){return Base64.decode('"+Base64.encode(data)+"')};\n";
+    else
+      code=code+"FilesEmbedded['"+file+"']=function (format){return Base64.decodeBuf('"+Base64.encodeBuf(data)+"')};\n";
+  }      
+}
+
+console.log('Writing bundled JS file '+Bundle);
+var shebang = '#!/usr/bin/env pl3';  // breaks non-pl3 systems!
+Fs.writeFileSync(Bundle, (shebang?shebang:'')+NL+header+NL+code+NL+trailer, 'utf8');
+if (shebang) Fs.chmodSync(Bundle,0755);
+
+console.log('Finished. Exit ..');
+if (exit) process.exit();
+