diff --git a/.travis.yml b/.travis.yml
index 02cf0be..f49bfed 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,6 @@ python:
 
 install:
     - pip install pipenv
-    - pip install -r website/REQUIREMENTS.txt
     - pipenv install -d
 
 script:
diff --git a/Pipfile b/Pipfile
index e7d29c0..fa86deb 100644
--- a/Pipfile
+++ b/Pipfile
@@ -10,6 +10,10 @@ jsonschema = "*"
 
 [packages]
 pytaxonomies = {editable = true,path = "."}
+flask-nav = "*"
+Flask = "*"
+Flask-Bootstrap = "*"
+Flask-WTF = "*"
 
 [requires]
 python_version = "3.6"
diff --git a/Pipfile.lock b/Pipfile.lock
index 8fdcfb8..9f4ca69 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "f34fe2ba16595bd3ba3c2838043c2dca283bdc3930b1b55dff33ac08a0608226"
+            "sha256": "44813dc884b56f55bb9aa8cec0c00ea12ef707506f64d847bce60fc9e39bd6ed"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -30,6 +30,50 @@
             ],
             "version": "==3.0.4"
         },
+        "click": {
+            "hashes": [
+                "sha256:2335065e6395b9e67ca716de5f7526736bfa6ceead690adf616d925bdc622b13",
+                "sha256:5b94b49521f6456670fdb30cd82a4eca9412788a93fa6dd6df72c94d5a8ff2d7"
+            ],
+            "version": "==7.0"
+        },
+        "dominate": {
+            "hashes": [
+                "sha256:4076735c0745fe771e57b2313dbb4bfeec42731816ee23cee509f66e8912aa51",
+                "sha256:4b9fd42d2824b79761799590697db45bf93daad511b130c50513af38da33df9b"
+            ],
+            "version": "==2.3.5"
+        },
+        "flask": {
+            "hashes": [
+                "sha256:2271c0070dbcb5275fad4a82e29f23ab92682dc45f9dfbc22c02ba9b9322ce48",
+                "sha256:a080b744b7e345ccfcbc77954861cb05b3c63786e93f2b3875e0913d44b43f05"
+            ],
+            "index": "pypi",
+            "version": "==1.0.2"
+        },
+        "flask-bootstrap": {
+            "hashes": [
+                "sha256:cb08ed940183f6343a64e465e83b3a3f13c53e1baabb8d72b5da4545ef123ac8"
+            ],
+            "index": "pypi",
+            "version": "==3.3.7.1"
+        },
+        "flask-nav": {
+            "hashes": [
+                "sha256:44e40b755380a1e68ab521a2f9174de259a2c94ddcdaabf36b3aca2e110a33f4"
+            ],
+            "index": "pypi",
+            "version": "==0.6"
+        },
+        "flask-wtf": {
+            "hashes": [
+                "sha256:5d14d55cfd35f613d99ee7cba0fc3fbbe63ba02f544d349158c14ca15561cc36",
+                "sha256:d9a9e366b32dcbb98ef17228e76be15702cd2600675668bca23f63a7947fd5ac"
+            ],
+            "index": "pypi",
+            "version": "==0.14.2"
+        },
         "idna": {
             "hashes": [
                 "sha256:c357b3f628cf53ae2c4c05627ecc484553142ca23264e593d327bcde5e9c3407",
@@ -37,6 +81,53 @@
             ],
             "version": "==2.8"
         },
+        "itsdangerous": {
+            "hashes": [
+                "sha256:321b033d07f2a4136d3ec762eac9f16a10ccd60f53c0c91af90217ace7ba1f19",
+                "sha256:b12271b2047cb23eeb98c8b5622e2e5c5e9abd9784a153e9d8ef9cb4dd09d749"
+            ],
+            "version": "==1.1.0"
+        },
+        "jinja2": {
+            "hashes": [
+                "sha256:74c935a1b8bb9a3947c50a54766a969d4846290e1e788ea44c1392163723c3bd",
+                "sha256:f84be1bb0040caca4cea721fcbbbbd61f9be9464ca236387158b0feea01914a4"
+            ],
+            "version": "==2.10"
+        },
+        "markupsafe": {
+            "hashes": [
+                "sha256:048ef924c1623740e70204aa7143ec592504045ae4429b59c30054cb31e3c432",
+                "sha256:130f844e7f5bdd8e9f3f42e7102ef1d49b2e6fdf0d7526df3f87281a532d8c8b",
+                "sha256:19f637c2ac5ae9da8bfd98cef74d64b7e1bb8a63038a3505cd182c3fac5eb4d9",
+                "sha256:1b8a7a87ad1b92bd887568ce54b23565f3fd7018c4180136e1cf412b405a47af",
+                "sha256:1c25694ca680b6919de53a4bb3bdd0602beafc63ff001fea2f2fc16ec3a11834",
+                "sha256:1f19ef5d3908110e1e891deefb5586aae1b49a7440db952454b4e281b41620cd",
+                "sha256:1fa6058938190ebe8290e5cae6c351e14e7bb44505c4a7624555ce57fbbeba0d",
+                "sha256:31cbb1359e8c25f9f48e156e59e2eaad51cd5242c05ed18a8de6dbe85184e4b7",
+                "sha256:3e835d8841ae7863f64e40e19477f7eb398674da6a47f09871673742531e6f4b",
+                "sha256:4e97332c9ce444b0c2c38dd22ddc61c743eb208d916e4265a2a3b575bdccb1d3",
+                "sha256:525396ee324ee2da82919f2ee9c9e73b012f23e7640131dd1b53a90206a0f09c",
+                "sha256:52b07fbc32032c21ad4ab060fec137b76eb804c4b9a1c7c7dc562549306afad2",
+                "sha256:52ccb45e77a1085ec5461cde794e1aa037df79f473cbc69b974e73940655c8d7",
+                "sha256:5c3fbebd7de20ce93103cb3183b47671f2885307df4a17a0ad56a1dd51273d36",
+                "sha256:5e5851969aea17660e55f6a3be00037a25b96a9b44d2083651812c99d53b14d1",
+                "sha256:5edfa27b2d3eefa2210fb2f5d539fbed81722b49f083b2c6566455eb7422fd7e",
+                "sha256:7d263e5770efddf465a9e31b78362d84d015cc894ca2c131901a4445eaa61ee1",
+                "sha256:83381342bfc22b3c8c06f2dd93a505413888694302de25add756254beee8449c",
+                "sha256:857eebb2c1dc60e4219ec8e98dfa19553dae33608237e107db9c6078b1167856",
+                "sha256:98e439297f78fca3a6169fd330fbe88d78b3bb72f967ad9961bcac0d7fdd1550",
+                "sha256:bf54103892a83c64db58125b3f2a43df6d2cb2d28889f14c78519394feb41492",
+                "sha256:d9ac82be533394d341b41d78aca7ed0e0f4ba5a2231602e2f05aa87f25c51672",
+                "sha256:e982fe07ede9fada6ff6705af70514a52beb1b2c3d25d4e873e82114cf3c5401",
+                "sha256:edce2ea7f3dfc981c4ddc97add8a61381d9642dc3273737e756517cc03e84dd6",
+                "sha256:efdc45ef1afc238db84cb4963aa689c0408912a0239b0721cb172b4016eb31d6",
+                "sha256:f137c02498f8b935892d5c0172560d7ab54bc45039de8805075e19079c639a9c",
+                "sha256:f82e347a72f955b7017a39708a3667f106e6ad4d10b25f237396a7115d8ed5fd",
+                "sha256:fb7c206e01ad85ce57feeaaa0bf784b97fa3cad0d4a5737bc5295785f5c613a1"
+            ],
+            "version": "==1.1.0"
+        },
         "pytaxonomies": {
             "editable": true,
             "path": "."
@@ -54,6 +145,26 @@
                 "sha256:de9529817c93f27c8ccbfead6985011db27bd0ddfcdb2d86f3f663385c6a9c22"
             ],
             "version": "==1.24.1"
+        },
+        "visitor": {
+            "hashes": [
+                "sha256:2c737903b2b6864ebc6167eef7cf3b997126f1aa94bdf590f90f1436d23e480a"
+            ],
+            "version": "==0.1.3"
+        },
+        "werkzeug": {
+            "hashes": [
+                "sha256:c3fd7a7d41976d9f44db327260e263132466836cef6f91512889ed60ad26557c",
+                "sha256:d5da73735293558eb1651ee2fddc4d0dedcfa06538b8813a2e20011583c9e49b"
+            ],
+            "version": "==0.14.1"
+        },
+        "wtforms": {
+            "hashes": [
+                "sha256:0cdbac3e7f6878086c334aa25dc5a33869a3954e9d1e015130d65a69309b3b61",
+                "sha256:e3ee092c827582c50877cdbd49e9ce6d2c5c1f6561f849b3b068c1b8029626f1"
+            ],
+            "version": "==2.2.1"
         }
     },
     "develop": {
diff --git a/pytaxonomies/data/misp-taxonomies b/pytaxonomies/data/misp-taxonomies
index d179058..8357579 160000
--- a/pytaxonomies/data/misp-taxonomies
+++ b/pytaxonomies/data/misp-taxonomies
@@ -1 +1 @@
-Subproject commit d17905805901285d75287a812bd37955b2c75f2d
+Subproject commit 835757910f90fd7e4759ef060260ac16e1e5cc8f