diff --git a/express/app.js b/express/app.js
new file mode 100644
index 0000000000000000000000000000000000000000..77ee5400f0e2308752cb635ab93794251fdadb34
--- /dev/null
+++ b/express/app.js
@@ -0,0 +1,37 @@
+var createError = require('http-errors');
+var express = require('express');
+var path = require('path');
+var cookieParser = require('cookie-parser');
+var logger = require('morgan');
+
+var indexRouter = require('./routes/index');
+const jsonRouter = require('./routes/jsonRouter');
+
+// define middlewares managing unknown routes
+const error = require('./middlewares/error.middleware');
+
+
+var app = express();
+
+// view engine setup
+app.set('views', path.join(__dirname, 'views'));
+app.set('view engine', 'pug');
+
+app.use(logger('dev'));
+app.use(express.json());
+app.use(express.urlencoded({ extended: false }));
+app.use(cookieParser());
+app.use(express.static(path.join(__dirname, 'public')));
+
+app.use('/', indexRouter);
+app.use('/json', jsonRouter);
+
+// catch 404 and forward to error handler
+app.use(function(req, res, next) {
+  next(createError(404));
+});
+
+// error handler
+app.use(error);
+
+module.exports = app;
diff --git a/express/bin/www b/express/bin/www
new file mode 100644
index 0000000000000000000000000000000000000000..05cf405e72cc245e1c39f3ec8cdd377107fe3414
--- /dev/null
+++ b/express/bin/www
@@ -0,0 +1,90 @@
+#!/usr/bin/env node
+
+/**
+ * Module dependencies.
+ */
+
+var app = require('../app');
+var debug = require('debug')('express:server');
+var http = require('http');
+
+/**
+ * Get port from environment and store in Express.
+ */
+
+var port = normalizePort(process.env.PORT || '3000');
+app.set('port', port);
+
+/**
+ * Create HTTP server.
+ */
+
+var server = http.createServer(app);
+
+/**
+ * Listen on provided port, on all network interfaces.
+ */
+
+server.listen(port);
+server.on('error', onError);
+server.on('listening', onListening);
+
+/**
+ * Normalize a port into a number, string, or false.
+ */
+
+function normalizePort(val) {
+  var port = parseInt(val, 10);
+
+  if (isNaN(port)) {
+    // named pipe
+    return val;
+  }
+
+  if (port >= 0) {
+    // port number
+    return port;
+  }
+
+  return false;
+}
+
+/**
+ * Event listener for HTTP server "error" event.
+ */
+
+function onError(error) {
+  if (error.syscall !== 'listen') {
+    throw error;
+  }
+
+  var bind = typeof port === 'string'
+    ? 'Pipe ' + port
+    : 'Port ' + port;
+
+  // handle specific listen errors with friendly messages
+  switch (error.code) {
+    case 'EACCES':
+      console.error(bind + ' requires elevated privileges');
+      process.exit(1);
+      break;
+    case 'EADDRINUSE':
+      console.error(bind + ' is already in use');
+      process.exit(1);
+      break;
+    default:
+      throw error;
+  }
+}
+
+/**
+ * Event listener for HTTP server "listening" event.
+ */
+
+function onListening() {
+  var addr = server.address();
+  var bind = typeof addr === 'string'
+    ? 'pipe ' + addr
+    : 'port ' + addr.port;
+  debug('Listening on ' + bind);
+}
diff --git a/express/controllers/error.controller.js b/express/controllers/error.controller.js
new file mode 100644
index 0000000000000000000000000000000000000000..24fbdefadde2fcf39004a36cdecd4145aa4c7146
--- /dev/null
+++ b/express/controllers/error.controller.js
@@ -0,0 +1,24 @@
+const createError = require('http-errors');
+const url = require('url');
+
+// catch 404 and forward to error handler
+const notFound =
+  (req, res, next) => {
+    next(createError(404));
+  };
+
+
+// error handler
+const handleError =
+  (err, req, res, next) => {
+    // set locals, only providing error in development
+    res.locals.message = err.message;
+    res.locals.error = req.app.get('env') === 'development' ? err : {};
+
+    // render the error page
+    res.status(err.status || 500);
+    res.render('error', { error : err, url : req.url } );
+  };
+
+module.exports.notFound = notFound;
+module.exports.handleError = handleError;
diff --git a/express/controllers/index.controller.js b/express/controllers/index.controller.js
new file mode 100644
index 0000000000000000000000000000000000000000..0dd9a4d92d569c0cdbbe191e1fa5075d1e51b205
--- /dev/null
+++ b/express/controllers/index.controller.js
@@ -0,0 +1,34 @@
+const path = require('path');
+
+
+module.exports.home =
+  (req, res) => {
+     res.render('index', { title: 'Express' });
+}
+
+module.exports.first =
+(_,res) =>  {
+   const options = {                                          
+                  root : 'html',
+                  headers: {     
+                     'Content-Type': 'text/html',
+                     'x-timestamp': Date.now(),
+                     'x-sent': true
+                  }
+                };
+   res.sendFile('first.html', options);
+}
+
+module.exports.second =
+(_,res) =>  {
+   const options = {                                          
+                  root : 'html',
+                  headers: {     
+                     'Content-Type': 'text/html',
+                     'x-timestamp': Date.now(),
+                     'x-sent': true
+                  }
+                };
+   res.sendFile('second.html', options);
+}
+
diff --git a/express/controllers/json.controller.js b/express/controllers/json.controller.js
new file mode 100644
index 0000000000000000000000000000000000000000..7bf09e96ef3e92c8e9b917f38608ad5a3ba26518
--- /dev/null
+++ b/express/controllers/json.controller.js
@@ -0,0 +1,36 @@
+
+class jsonController {
+    constructor() {
+        this.random = this.random.bind(this);
+        this.home = this.home.bind(this);
+    }
+
+    getCurrentDate() {
+        const date = new Date();
+        const d = date.toISOString();
+        return d;
+    }
+
+    random(_, res) {
+        const params = {};
+        params.randomValue = Math.floor(Math.random()*101);
+        res.status(200).json(params);
+    }
+
+    home(req, res) {
+        const params = {};
+        if(Object.keys(req.query).length !== 0) {
+            for (const param of Object.keys(req.query)) {
+                params[param] = req.query[param];
+            }
+        }
+        params.date = this.getCurrentDate();
+        res.status(200).json(params);
+    }
+
+
+
+}
+
+// export controller object. Could be defined as a singleton.
+module.exports = new jsonController();
diff --git a/express/html/first.html b/express/html/first.html
new file mode 100644
index 0000000000000000000000000000000000000000..6106c8ca143b1332688a2aa5bb91184328bb2995
--- /dev/null
+++ b/express/html/first.html
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="fr">
+
+<head>
+	<meta charset="UTF-8"/>
+	<title>FIRST</title>
+  <link href="/stylesheets/style.css" rel="stylesheet" type="text/css"/>
+
+
+</head>
+
+<body>
+  <h1>First page</h1>
+
+  <p>
+    delivered by express
+  </p>
+</body>
+</html>
diff --git a/express/html/second.html b/express/html/second.html
new file mode 100644
index 0000000000000000000000000000000000000000..44e46df3eb40f62f19f93d9cee561533158fbdeb
--- /dev/null
+++ b/express/html/second.html
@@ -0,0 +1,23 @@
+<!DOCTYPE html>
+
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="fr">
+
+<head>
+	<meta charset="UTF-8"/>
+	<title>SECOND</title>
+  <link href="/stylesheets/style.css" rel="stylesheet" type="text/css"/>
+
+
+</head>
+
+<body>
+  <h1>Second page</h1>
+
+  <p>
+    delivered by express
+  </p>
+  <p>
+    <img src="/images/timoleon_oceanie.jpg" alt="timoleon océanie" />
+  </p>
+</body>
+</html>
diff --git a/express/middlewares/error.middleware.js b/express/middlewares/error.middleware.js
new file mode 100644
index 0000000000000000000000000000000000000000..489ff3d7aaaa95c2bad29ff69876df24dbf00248
--- /dev/null
+++ b/express/middlewares/error.middleware.js
@@ -0,0 +1,11 @@
+const express = require('express');
+const router = express.Router();
+
+const errorController = require('../controllers/error.controller');
+
+// catch 404 and forward to error handler
+router.use(errorController.notFound);
+// error handler
+router.use(errorController.handleError);
+
+module.exports = router;
diff --git a/express/package-lock.json b/express/package-lock.json
new file mode 100644
index 0000000000000000000000000000000000000000..13e88f8655541b64d02e16ed553cfd8f06a331be
--- /dev/null
+++ b/express/package-lock.json
@@ -0,0 +1,1275 @@
+{
+  "name": "express",
+  "version": "0.0.0",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {
+    "": {
+      "name": "express",
+      "version": "0.0.0",
+      "dependencies": {
+        "cookie-parser": "~1.4.4",
+        "debug": "~2.6.9",
+        "express": "~4.16.1",
+        "http-errors": "~1.6.3",
+        "morgan": "~1.9.1",
+        "pug": "2.0.0-beta11"
+      }
+    },
+    "node_modules/@types/babel-types": {
+      "version": "7.0.15",
+      "resolved": "https://registry.npmjs.org/@types/babel-types/-/babel-types-7.0.15.tgz",
+      "integrity": "sha512-JUgfZHUOMbtjopxiOQaaF+Uovk5wpDqpXR+XLWiOivCWSy1FccO30lvNNpCt8geFwq8VmGT2y9OMkOpA0g5O5g=="
+    },
+    "node_modules/@types/babylon": {
+      "version": "6.16.9",
+      "resolved": "https://registry.npmjs.org/@types/babylon/-/babylon-6.16.9.tgz",
+      "integrity": "sha512-sEKyxMVEowhcr8WLfN0jJYe4gS4Z9KC2DGz0vqfC7+MXFbmvOF7jSjALC77thvAO2TLgFUPa9vDeOak+AcUrZA==",
+      "dependencies": {
+        "@types/babel-types": "*"
+      }
+    },
+    "node_modules/accepts": {
+      "version": "1.3.8",
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+      "dependencies": {
+        "mime-types": "~2.1.34",
+        "negotiator": "0.6.3"
+      },
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+      "bin": {
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+      },
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+      "engines": {
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diff --git a/express/package.json b/express/package.json
new file mode 100644
index 0000000000000000000000000000000000000000..b3a649a7a73e8e26eed5eb9be79eb0042ce4e494
--- /dev/null
+++ b/express/package.json
@@ -0,0 +1,16 @@
+{
+  "name": "express",
+  "version": "0.0.0",
+  "private": true,
+  "scripts": {
+    "start": "node ./bin/www"
+  },
+  "dependencies": {
+    "cookie-parser": "~1.4.4",
+    "debug": "~2.6.9",
+    "express": "~4.16.1",
+    "http-errors": "~1.6.3",
+    "morgan": "~1.9.1",
+    "pug": "2.0.0-beta11"
+  }
+}
diff --git a/express/public/images/timoleon_oceanie.jpg b/express/public/images/timoleon_oceanie.jpg
new file mode 100644
index 0000000000000000000000000000000000000000..c86e8d685b1d8173df2f1cfa5e1ce3bc96a8fa8b
Binary files /dev/null and b/express/public/images/timoleon_oceanie.jpg differ
diff --git a/express/public/stylesheets/style.css b/express/public/stylesheets/style.css
new file mode 100644
index 0000000000000000000000000000000000000000..9453385b9916ce9bc5e88d2f5d8cd8a554223590
--- /dev/null
+++ b/express/public/stylesheets/style.css
@@ -0,0 +1,8 @@
+body {
+  padding: 50px;
+  font: 14px "Lucida Grande", Helvetica, Arial, sans-serif;
+}
+
+a {
+  color: #00B7FF;
+}
diff --git a/express/routes/index.js b/express/routes/index.js
new file mode 100644
index 0000000000000000000000000000000000000000..14282c129703b4f8b6faeb3a25109a5731deb821
--- /dev/null
+++ b/express/routes/index.js
@@ -0,0 +1,14 @@
+var express = require('express');
+var router = express.Router();
+
+// import controller for index
+const indexController = require('../controllers/index.controller');
+
+/* GET home page. */
+router.get('/', indexController.home );
+
+
+router.get('/first', indexController.first );
+router.get('/second', indexController.second );
+
+module.exports = router;
diff --git a/express/routes/jsonRouter.js b/express/routes/jsonRouter.js
new file mode 100644
index 0000000000000000000000000000000000000000..8c55af270e479e422951a61d020fb2dee5002516
--- /dev/null
+++ b/express/routes/jsonRouter.js
@@ -0,0 +1,12 @@
+var express = require('express');
+var router = express.Router();
+
+// import controller for index
+const jsonController = require('../controllers/json.controller');
+
+/* GET home page. */
+router.get('/?', jsonController.home );
+router.get('/random', jsonController.random);
+
+
+module.exports = router;
diff --git a/express/stylesheets/style.css b/express/stylesheets/style.css
new file mode 100644
index 0000000000000000000000000000000000000000..9453385b9916ce9bc5e88d2f5d8cd8a554223590
--- /dev/null
+++ b/express/stylesheets/style.css
@@ -0,0 +1,8 @@
+body {
+  padding: 50px;
+  font: 14px "Lucida Grande", Helvetica, Arial, sans-serif;
+}
+
+a {
+  color: #00B7FF;
+}
diff --git a/express/views/error.pug b/express/views/error.pug
new file mode 100644
index 0000000000000000000000000000000000000000..51ec12c6a26323d9f5bc51fb98cb1324a739ea4c
--- /dev/null
+++ b/express/views/error.pug
@@ -0,0 +1,6 @@
+extends layout
+
+block content
+  h1= message
+  h2= error.status
+  pre #{error.stack}
diff --git a/express/views/index.pug b/express/views/index.pug
new file mode 100644
index 0000000000000000000000000000000000000000..3d63b9a044a859b59259d5e23dd4e68ec8e1f2be
--- /dev/null
+++ b/express/views/index.pug
@@ -0,0 +1,5 @@
+extends layout
+
+block content
+  h1= title
+  p Welcome to #{title}
diff --git a/express/views/layout.pug b/express/views/layout.pug
new file mode 100644
index 0000000000000000000000000000000000000000..15af079bf7c34e638ba14844efd979ac9111628b
--- /dev/null
+++ b/express/views/layout.pug
@@ -0,0 +1,7 @@
+doctype html
+html
+  head
+    title= title
+    link(rel='stylesheet', href='/stylesheets/style.css')
+  body
+    block content
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000000000000000000000000000000000000..92c8aa235d66ae5463a72a8cf3db9ae1a9d69a83
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,6 @@
+{
+  "name": "javascriptfs",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {}
+}