diff --git a/Pipfile b/Pipfile
deleted file mode 100644
index f771728..0000000
--- a/Pipfile
+++ /dev/null
@@ -1,38 +0,0 @@
-[[source]]
-url = "https://pypi.org/simple"
-verify_ssl = true
-name = "pypi"
-
-[packages]
-flask = "*"
-flask-httpauth = "*"
-flask-restplus-patched = "*"
-flask-sqlalchemy = "*"
-flask-login = "*"
-pyjwt = "*"
-passlib = "*"
-sqlalchemy = "*"
-sqlalchemy-migrate = "*"
-flask-script = "*"
-flask-migrate = "*"
-coverage = "*"
-flask-testing = "*"
-flask-pyoidc = "*"
-python-jose = "*"
-flask-jwt-extended = "*"
-ssh2-python = "*"
-update = "*"
-flask-cors = "*"
-html5lib = "*"
-beautifulsoup4 = "*"
-flask-socketio = "*"
-eventlet = "*"
-ics = "*"
-coloredlogs = "*"
-pythonping = "*"
-scapy = "*"
-
-[dev-packages]
-
-[requires]
-python_version = "3.8"
diff --git a/Pipfile.lock b/Pipfile.lock
deleted file mode 100644
index e5f32ce..0000000
--- a/Pipfile.lock
+++ /dev/null
@@ -1,762 +0,0 @@
-{
-    "_meta": {
-        "hash": {
-            "sha256": "76bfb08c216b99c72b4d6f0e7379173e2dcbc59c351b15d0695f60c2ddf46f5c"
-        },
-        "pipfile-spec": 6,
-        "requires": {
-            "python_version": "3.8"
-        },
-        "sources": [
-            {
-                "name": "pypi",
-                "url": "https://pypi.org/simple",
-                "verify_ssl": true
-            }
-        ]
-    },
-    "default": {
-        "alabaster": {
-            "hashes": [
-                "sha256:446438bdcca0e05bd45ea2de1668c1d9b032e1a9154c2c259092d77031ddd359",
-                "sha256:a661d72d58e6ea8a57f7a86e37d86716863ee5e92788398526d58b26a4e4dc02"
-            ],
-            "version": "==0.7.12"
-        },
-        "alembic": {
-            "hashes": [
-                "sha256:49277bb7242192bbb9eac58fed4fe02ec6c3a2a4b4345d2171197459266482b2"
-            ],
-            "version": "==1.3.1"
-        },
-        "aniso8601": {
-            "hashes": [
-                "sha256:529dcb1f5f26ee0df6c0a1ee84b7b27197c3c50fc3a6321d66c544689237d072",
-                "sha256:c033f63d028b9a58e3ab0c2c7d0532ab4bfa7452bfc788fbfe3ddabd327b181a"
-            ],
-            "version": "==8.0.0"
-        },
-        "apispec": {
-            "hashes": [
-                "sha256:cf8e1f3b56949710f8cf23797b7f40215e9dae8bac583789a3f2c13dc56349fa",
-                "sha256:fe5cf5fc89b1c4a73acd5af3a10ede02b31ec116f215ed02271cb905d3172367"
-            ],
-            "version": "==3.1.0"
-        },
-        "arrow": {
-            "hashes": [
-                "sha256:4bfacea734ead51495dc47df00421ecfd4ca1f2c0fbe58b9a26eaeddedc31caf",
-                "sha256:67f8be7c0cf420424bc62d8d7dc40b44e4bb2f7b515f9cc2954fb36e35797656"
-            ],
-            "version": "==0.14.7"
-        },
-        "attrs": {
-            "hashes": [
-                "sha256:08a96c641c3a74e44eb59afb61a24f2cb9f4d7188748e76ba4bb5edfa3cb7d1c",
-                "sha256:f7b7ce16570fe9965acd6d30101a28f62fb4a7f9e926b3bbc9b61f8b04247e72"
-            ],
-            "version": "==19.3.0"
-        },
-        "beaker": {
-            "hashes": [
-                "sha256:ad5d1c05027ee3be3a482ea39f8cb70339b41e5d6ace0cb861382754076d187e"
-            ],
-            "version": "==1.11.0"
-        },
-        "beautifulsoup4": {
-            "hashes": [
-                "sha256:5279c36b4b2ec2cb4298d723791467e3000e5384a43ea0cdf5d45207c7e97169",
-                "sha256:6135db2ba678168c07950f9a16c4031822c6f4aec75a65e0a97bc5ca09789931",
-                "sha256:dcdef580e18a76d54002088602eba453eec38ebbcafafeaabd8cab12b6155d57"
-            ],
-            "index": "pypi",
-            "version": "==4.8.1"
-        },
-        "certifi": {
-            "hashes": [
-                "sha256:e4f3620cfea4f83eedc95b24abd9cd56f3c4b146dd0177e83a21b4eb49e21e50",
-                "sha256:fd7c7c74727ddcf00e9acd26bba8da604ffec95bf1c2144e67aff7a8b50e6cef"
-            ],
-            "version": "==2019.9.11"
-        },
-        "cffi": {
-            "hashes": [
-                "sha256:0b49274afc941c626b605fb59b59c3485c17dc776dc3cc7cc14aca74cc19cc42",
-                "sha256:0e3ea92942cb1168e38c05c1d56b0527ce31f1a370f6117f1d490b8dcd6b3a04",
-                "sha256:135f69aecbf4517d5b3d6429207b2dff49c876be724ac0c8bf8e1ea99df3d7e5",
-                "sha256:19db0cdd6e516f13329cba4903368bff9bb5a9331d3410b1b448daaadc495e54",
-                "sha256:2781e9ad0e9d47173c0093321bb5435a9dfae0ed6a762aabafa13108f5f7b2ba",
-                "sha256:291f7c42e21d72144bb1c1b2e825ec60f46d0a7468f5346841860454c7aa8f57",
-                "sha256:2c5e309ec482556397cb21ede0350c5e82f0eb2621de04b2633588d118da4396",
-                "sha256:2e9c80a8c3344a92cb04661115898a9129c074f7ab82011ef4b612f645939f12",
-                "sha256:32a262e2b90ffcfdd97c7a5e24a6012a43c61f1f5a57789ad80af1d26c6acd97",
-                "sha256:3c9fff570f13480b201e9ab69453108f6d98244a7f495e91b6c654a47486ba43",
-                "sha256:415bdc7ca8c1c634a6d7163d43fb0ea885a07e9618a64bda407e04b04333b7db",
-                "sha256:42194f54c11abc8583417a7cf4eaff544ce0de8187abaf5d29029c91b1725ad3",
-                "sha256:4424e42199e86b21fc4db83bd76909a6fc2a2aefb352cb5414833c030f6ed71b",
-                "sha256:4a43c91840bda5f55249413037b7a9b79c90b1184ed504883b72c4df70778579",
-                "sha256:599a1e8ff057ac530c9ad1778293c665cb81a791421f46922d80a86473c13346",
-                "sha256:5c4fae4e9cdd18c82ba3a134be256e98dc0596af1e7285a3d2602c97dcfa5159",
-                "sha256:5ecfa867dea6fabe2a58f03ac9186ea64da1386af2159196da51c4904e11d652",
-                "sha256:62f2578358d3a92e4ab2d830cd1c2049c9c0d0e6d3c58322993cc341bdeac22e",
-                "sha256:6471a82d5abea994e38d2c2abc77164b4f7fbaaf80261cb98394d5793f11b12a",
-                "sha256:6d4f18483d040e18546108eb13b1dfa1000a089bcf8529e30346116ea6240506",
-                "sha256:71a608532ab3bd26223c8d841dde43f3516aa5d2bf37b50ac410bb5e99053e8f",
-                "sha256:74a1d8c85fb6ff0b30fbfa8ad0ac23cd601a138f7509dc617ebc65ef305bb98d",
-                "sha256:7b93a885bb13073afb0aa73ad82059a4c41f4b7d8eb8368980448b52d4c7dc2c",
-                "sha256:7d4751da932caaec419d514eaa4215eaf14b612cff66398dd51129ac22680b20",
-                "sha256:7f627141a26b551bdebbc4855c1157feeef18241b4b8366ed22a5c7d672ef858",
-                "sha256:8169cf44dd8f9071b2b9248c35fc35e8677451c52f795daa2bb4643f32a540bc",
-                "sha256:aa00d66c0fab27373ae44ae26a66a9e43ff2a678bf63a9c7c1a9a4d61172827a",
-                "sha256:ccb032fda0873254380aa2bfad2582aedc2959186cce61e3a17abc1a55ff89c3",
-                "sha256:d754f39e0d1603b5b24a7f8484b22d2904fa551fe865fd0d4c3332f078d20d4e",
-                "sha256:d75c461e20e29afc0aee7172a0950157c704ff0dd51613506bd7d82b718e7410",
-                "sha256:dcd65317dd15bc0451f3e01c80da2216a31916bdcffd6221ca1202d96584aa25",
-                "sha256:e570d3ab32e2c2861c4ebe6ffcad6a8abf9347432a37608fe1fbd157b3f0036b",
-                "sha256:fd43a88e045cf992ed09fa724b5315b790525f2676883a6ea64e3263bae6549d"
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-            "version": "==1.13.2"
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-            "version": "==3.0.4"
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-            "version": "==7.0"
-        },
-        "coloredlogs": {
-            "hashes": [
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-            "index": "pypi",
-            "version": "==10.0"
-        },
-        "coverage": {
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-        "cryptography": {
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-                "sha256:a518c153a2b5ed6b8cc03f7ae79d5ffad7315ad4569b2d5333a13c38d64bd8d7",
-                "sha256:b0de590a8b0979649ebeef8bb9f54394d3a41f66c5584fff4220901739b6b2f0",
-                "sha256:b43f53f29816ba1db8525f006fa6f49292e9b029554b3eb56a189a70f2a40879",
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-                "sha256:df6b4dca2e11865e6cfbfb708e800efb18370f5a46fd601d3755bc7f85b3a8a2",
-                "sha256:ecadccc7ba52193963c0475ac9f6fa28ac01e01349a2ca48509667ef41ffd2cf",
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-            ],
-            "version": "==2.8"
-        },
-        "decorator": {
-            "hashes": [
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-                "sha256:5d19b92a3c8f7f101c8dd86afd86b0f061a8ce4540ab8cd401fa2542756bce6d"
-            ],
-            "version": "==4.4.1"
-        },
-        "dnspython": {
-            "hashes": [
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-                "sha256:f69c21288a962f4da86e56c4905b49d11aba7938d3d740e80d9e366ee4f1632d"
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-            "version": "==1.16.0"
-        },
-        "ecdsa": {
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-            "version": "==0.14.1"
-        },
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-            ],
-            "index": "pypi",
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-        "flask-cors": {
-            "hashes": [
-                "sha256:72170423eb4612f0847318afff8c247b38bd516b7737adfc10d1c2cdbb382d16",
-                "sha256:f4d97201660e6bbcff2d89d082b5b6d31abee04b1b3003ee073a6fd25ad1d69a"
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-            "index": "pypi",
-            "version": "==3.0.8"
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-            "hashes": [
-                "sha256:0149953720489407e51ec24bc2f86273597b7973d71cd51f9443bd0e2a89bd72",
-                "sha256:6ef8b761332e780f9ff74d5f9056c2616f52babc1998b01d9f361a1e439e61b9"
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-            "index": "pypi",
-            "version": "==3.3.0"
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-        "flask-jwt-extended": {
-            "hashes": [
-                "sha256:0aa8ee6fa7eb3be9314e39dd199ac8e19389a95371f9d54e155c7aa635e319dd"
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-            "index": "pypi",
-            "version": "==3.24.1"
-        },
-        "flask-login": {
-            "hashes": [
-                "sha256:c815c1ac7b3e35e2081685e389a665f2c74d7e077cb93cecabaea352da4752ec"
-            ],
-            "index": "pypi",
-            "version": "==0.4.1"
-        },
-        "flask-marshmallow": {
-            "hashes": [
-                "sha256:4f507f883838b397638a3a36c7d36ee146b255a49db952f5d9de3f6f4522e8a8",
-                "sha256:69e99e3a123393894884a032ae2d11e6bdf4519a505819b66cec7eda32057741"
-            ],
-            "version": "==0.10.1"
-        },
-        "flask-migrate": {
-            "hashes": [
-                "sha256:6fb038be63d4c60727d5dfa5f581a6189af5b4e2925bc378697b4f0a40cfb4e1",
-                "sha256:a96ff1875a49a40bd3e8ac04fce73fdb0870b9211e6168608cbafa4eb839d502"
-            ],
-            "index": "pypi",
-            "version": "==2.5.2"
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-        "flask-pyoidc": {
-            "hashes": [
-                "sha256:c5556e82eb45c6314f4dc4c357c9909830e99cd2e4237ba56f34ca9e699aae42"
-            ],
-            "index": "pypi",
-            "version": "==3.0.0"
-        },
-        "flask-restplus": {
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-            ],
-            "version": "==2.22.0"
-        },
-        "rsa": {
-            "hashes": [
-                "sha256:14ba45700ff1ec9eeb206a2ce76b32814958a98e372006c8fb76ba820211be66",
-                "sha256:1a836406405730121ae9823e19c6e806c62bbad73f890574fff50efa4122c487"
-            ],
-            "version": "==4.0"
-        },
-        "scapy": {
-            "hashes": [
-                "sha256:e2f8d11f6a941c14a789ae8b236b27bd634681f1b29b5e893861e284d234f6b0"
-            ],
-            "index": "pypi",
-            "version": "==2.4.3"
-        },
-        "six": {
-            "hashes": [
-                "sha256:1f1b7d42e254082a9db6279deae68afb421ceba6158efa6131de7b3003ee93fd",
-                "sha256:30f610279e8b2578cab6db20741130331735c781b56053c59c4076da27f06b66"
-            ],
-            "version": "==1.13.0"
-        },
-        "soupsieve": {
-            "hashes": [
-                "sha256:bdb0d917b03a1369ce964056fc195cfdff8819c40de04695a80bc813c3cfa1f5",
-                "sha256:e2c1c5dee4a1c36bcb790e0fabd5492d874b8ebd4617622c4f6a731701060dda"
-            ],
-            "version": "==1.9.5"
-        },
-        "sqlalchemy": {
-            "hashes": [
-                "sha256:afa5541e9dea8ad0014251bc9d56171ca3d8b130c9627c6cb3681cff30be3f8a"
-            ],
-            "index": "pypi",
-            "version": "==1.3.11"
-        },
-        "sqlalchemy-migrate": {
-            "hashes": [
-                "sha256:0bc02e292a040ade5e35a01d3ea744119e1309cdddb704fdb99bac13236614f8",
-                "sha256:e5d2348db19a5062132d93e3b4d9e7644af552fffbec4c78cc5358f848d2f6c1"
-            ],
-            "index": "pypi",
-            "version": "==0.13.0"
-        },
-        "sqlparse": {
-            "hashes": [
-                "sha256:40afe6b8d4b1117e7dff5504d7a8ce07d9a1b15aeeade8a2d10f130a834f8177",
-                "sha256:7c3dca29c022744e95b547e867cee89f4fce4373f3549ccd8797d8eb52cdb873"
-            ],
-            "version": "==0.3.0"
-        },
-        "ssh2-python": {
-            "hashes": [
-                "sha256:054f2cab611ddca34095eb78d1ae1f6e29521678c82f0de17f696072a0b924fe",
-                "sha256:097d74684172f163d5025aef316987c1c7acf852d9fb75e4735720c8690adf87",
-                "sha256:0f4555b79e19ca6fdd84a74e85152d375a921d167ed9dc680d05f1f9f5dfc463",
-                "sha256:0fb3d9eca454b2874748c69e7e836ea5c6544f1b7acd87d8a876f99f618c806c",
-                "sha256:180c2728796f777a5856b23e5e1656a15a3e8602b4270348f892599ae5426f45",
-                "sha256:49aaa9d48cf52798d89f466a5e774e9dab8b76dc380b90645fd8d5c6622df177",
-                "sha256:4b5ba1390ff5e8faa6b2409df750e4650de3934c3b76ad707d7b54b477600226",
-                "sha256:57a4452dfc5c7f414de14e32f29e21f680fb8d7bdf94306e5f6bc8c2a235fa7a",
-                "sha256:584f753f0401217a55e70d2ae97a7e5220f4d37993a1bba275c4c5e110d87193",
-                "sha256:692cf27ddc5583da9b07b0f0348f0577579f8d798a0b8e4bf495b8d7f19fc854",
-                "sha256:6dc75bacc37de63aa9c86f9982642982c3a8103297fbbb73543a76e3db9abc6a",
-                "sha256:7a029275e62a1e31333ee7f2f151f661dedfac0345f1108e1a8d0b62e08ddf9b",
-                "sha256:7a3d761c669392e778c24a0eabcf6f1ba48ad68bb3b82a2d98235f56500bc8b0",
-                "sha256:8632684aae2f523e603381cf51a1da134fd5937cf0ae9650b1b9e7b4f328c133",
-                "sha256:8acab66dd73554d2c68abaccf96cdddfc10449ad6c7c273ac4b7a91779d414b2",
-                "sha256:9410b63c2361b2b65a55b5e8dc8187270de0f81e11864a427ad52b82b926bcc9",
-                "sha256:abe29ad01ed2ac4465e61c8de42b6850fca9c87d8792686a2de7c7d06c6eb72d",
-                "sha256:de151500a2a027a29bca3d7196c76008b41bb97db29378f29c4651ba1bcb00e8",
-                "sha256:debc56711643b82ab60a9c8b8cbf2978b65c0293aa7e53557a3c0d1fc57799cf",
-                "sha256:f508144d684b3c3c0f264ce67058f05ae3729ae77cc3a8f2051b442e01594849"
-            ],
-            "index": "pypi",
-            "version": "==0.18.0.post1"
-        },
-        "style": {
-            "hashes": [
-                "sha256:6485a4bcb84629341a5fd1587fe3ac4887daa4741f0c8a1d01b9c3c8a263afe7",
-                "sha256:8eb365fc15039b19b728bd4e6e85fb7daf24e7aeeec6a15a666f97484c564005"
-            ],
-            "version": "==1.1.0"
-        },
-        "tatsu": {
-            "hashes": [
-                "sha256:80713413473a009f2081148d0f494884cabaf9d6866b71f2a68a92b6442f343d",
-                "sha256:c9211eeee9a2d4c90f69879ec0b518b1aa0d9450249cb0dd181f5f5b18be0a92"
-            ],
-            "version": "==4.4.0"
-        },
-        "tempita": {
-            "hashes": [
-                "sha256:cacecf0baa674d356641f1d406b8bff1d756d739c46b869a54de515d08e6fc9c"
-            ],
-            "version": "==0.5.2"
-        },
-        "update": {
-            "hashes": [
-                "sha256:a25522b4bf60e3e3c1a3ff3ca3a4f5a328ac4b8ff400fdc9614483147e313323"
-            ],
-            "index": "pypi",
-            "version": "==0.0.1"
-        },
-        "urllib3": {
-            "hashes": [
-                "sha256:a8a318824cc77d1fd4b2bec2ded92646630d7fe8619497b142c84a9e6f5a7293",
-                "sha256:f3c5fd51747d450d4dcf6f923c81f78f811aab8205fda64b0aba34a4e48b0745"
-            ],
-            "version": "==1.25.7"
-        },
-        "webargs": {
-            "hashes": [
-                "sha256:3beca296598067cec24a0b6f91c0afcc19b6e3c4d84ab026b931669628bb47b4",
-                "sha256:3f9dc15de183d356c9a0acc159c100ea0506c0c240c1e6f1d8b308c5fed4dbbd",
-                "sha256:fa4ad3ad9b38bedd26c619264fdc50d7ae014b49186736bca851e5b5228f2a1b"
-            ],
-            "version": "==5.5.2"
-        },
-        "webencodings": {
-            "hashes": [
-                "sha256:a0af1213f3c2226497a97e2b3aa01a7e4bee4f403f95be16fc9acd2947514a78",
-                "sha256:b36a1c245f2d304965eb4e0a82848379241dc04b865afcc4aab16748587e1923"
-            ],
-            "version": "==0.5.1"
-        },
-        "werkzeug": {
-            "hashes": [
-                "sha256:7280924747b5733b246fe23972186c6b348f9ae29724135a6dfc1e53cea433e7",
-                "sha256:e5f4a1f98b52b18a93da705a7458e55afb26f32bff83ff5d19189f92462d65c4"
-            ],
-            "version": "==0.16.0"
-        }
-    },
-    "develop": {}
-}
diff --git a/backend/__init__.py b/backend/__init__.py
index 055fdcb..6107e9c 100644
--- a/backend/__init__.py
+++ b/backend/__init__.py
@@ -3,19 +3,18 @@
 Backend base module
 """
 import logging
-from io import StringIO
 from logging.config import dictConfig
 from logging.handlers import MemoryHandler
 from typing import Union
 
-import coloredlogs as coloredlogs
+import coloredlogs
 import jwt
 import requests
 from flask import Flask, jsonify
 from flask_httpauth import HTTPTokenAuth, HTTPBasicAuth, MultiAuth
 from flask_jwt_extended import JWTManager, decode_token
 from flask_login import LoginManager
-from flask_restplus import abort
+from flask_restx import abort
 from flask_sqlalchemy import SQLAlchemy
 from flask_cors import CORS
 from backend.config import Config
@@ -109,11 +108,11 @@ class LrcException(Exception):
 
     def __repr__(self):
         if self.type is None:
-            msg = "LRC Exception: \"{}\"".format(', '.join(super().args))
+            msg = f"LRC Exception: \"{', '.join(super().args)}\""
         else:
-            msg = "LRC Exception: (original Exception: {}) \"{}\"".format(self.type, ', '.join(super().args))
+            msg = f"LRC Exception: (original Exception: {self.type}) \"{', '.join(super().args)}\""
         if self.html_code is not None:
-            msg += " (HTML Code: {})".format(self.html_code)
+            msg += f" (HTML Code: {self.html_code})"
         return msg
 
     def __str__(self):
@@ -135,7 +134,7 @@ jwt_auth = HTTPTokenAuth('Bearer')
 
 @jwt_extended.invalid_token_loader
 def unauthorized_jwt(token):
-    main_logger.info("Unauthorized access; invalid token provided: {}".format(token))
+    main_logger.info("Unauthorized access; invalid token provided: %s", token)
     abort(401)
 
 
@@ -147,10 +146,10 @@ def verify_token(token):
     try:
         decoded = decode_token(token)
     except jwt.exceptions.DecodeError as e:
-        app.logger.warn("Could not verify token: {}".format(str(e)))
+        app.logger.warning("Could not verify token: %s", str(e))
         return False
     except jwt.exceptions.ExpiredSignatureError as e:
-        app.logger.warn("Could not verify token: {}".format(str(e)))
+        app.logger.warning("Could not verify token: %s", str(e))
         return False
     app.logger.info(decoded)
     return True
@@ -164,20 +163,22 @@ from backend.auth import oidc_auth, auth_bp
 try:
     oidc_auth.init_app(app)
 except requests.exceptions.ConnectionError as err:
-    app.logger.error("Could not connect to OIDC!!", err)
+    app.logger.exception("Could not connect to OIDC!!", exc_info=err)
 
 # oidc_multi_auth = MultiAuth(oidc_auth, jwt_auth) <- can't work as OIDCAuthentication not implementing HTTPAuth
 
-from .serve_frontend import fe_bp
+#from .serve_frontend import fe_bp
 from .api import auth_api_bp, api_v1, api_bp
 
-app.register_blueprint(auth_bp)
-app.register_blueprint(auth_api_bp)
-app.register_blueprint(api_bp)
-app.register_blueprint(fe_bp)
-
 CORS(app)
 CORS(api_bp)
 
+app.register_blueprint(auth_bp)
+app.register_blueprint(auth_api_bp)
+app.register_blueprint(api_bp)
+#app.register_blueprint(fe_bp)
+
+
+
 # Fix flask-restplus by duck typing error handlers
 jwt_extended._set_error_handler_callbacks(api_v1)
diff --git a/backend/__main__.py b/backend/__main__.py
index 95e5a1e..1cab25d 100644
--- a/backend/__main__.py
+++ b/backend/__main__.py
@@ -12,16 +12,25 @@ from backend.models import room_model, recorder_model, RecorderCommand
 from backend.recorder_adapters import get_defined_recorder_adapters
 from backend.tools.model_updater import update_recorder_models_database, create_default_recorders
 
+def setup_database(app):
+    with app.app_context():
+        #db.drop_all()
+        db.create_all()
+        room_model.pre_fill_table()
+        update_recorder_models_database(drop=False)
+        create_default_recorders()
+
+
+def get_app():
+    setup_database(app)
+
+    #app.register_blueprint(api_blueprint)
+    return app
 
 def main():
     logging.basicConfig(level=logging.DEBUG, format='%(asctime)s - %(name)s - %(levelname)s - %(message)s')
-
-    #db.drop_all()
-    #db.create_all()
-    room_model.pre_fill_table()
-    update_recorder_models_database(drop=False)
-    create_default_recorders()
-
+    app = get_app()
+    
     print(app.config.get("SERVER_NAME", None))
     server_name = app.config.get("SERVER_NAME", None)
     if server_name is not None and "ubkaps154.ubka.uni-karlsruhe.de" in server_name:
diff --git a/backend/api/__init__.py b/backend/api/__init__.py
index 4c441e1..d1225e9 100644
--- a/backend/api/__init__.py
+++ b/backend/api/__init__.py
@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 
 from flask import Blueprint, abort
-from flask_restplus import Api, Namespace
+from flask_restx import Api, Namespace
 
 api_authorizations = {
     'apikey': {
diff --git a/backend/api/auth_api.py b/backend/api/auth_api.py
index 990e468..9d4d70d 100644
--- a/backend/api/auth_api.py
+++ b/backend/api/auth_api.py
@@ -10,21 +10,16 @@ import json
 from pprint import pprint
 
 import flask
-from datetime import datetime, timedelta
+
 import jwt
-from flask import request, jsonify, current_app, url_for, Response, session, redirect, make_response
-from flask_jwt_extended import create_access_token, create_refresh_token, jwt_refresh_token_required, get_jwt_identity, \
-    get_raw_jwt, jwt_required
-from functools import wraps
-from random import randint
+from flask import request, jsonify, current_app, url_for, redirect, make_response
+from flask_jwt_extended import create_access_token, create_refresh_token, get_jwt, get_jwt_identity, jwt_required
 
-from flask_login import logout_user, login_user
 from typing import Iterable
-
-from flask_restplus import Resource, fields
+from flask_restx import Resource, fields
 from werkzeug.routing import BuildError
 
-from backend import db, app, jwt_extended
+from backend import db, app
 from backend.api import auth_api_bp, auth_api_providers_ns, auth_api_register_ns
 from backend.auth import AUTH_PROVIDERS, oidc_auth
 from backend.models.user_model import User, Group, BlacklistToken
@@ -58,19 +53,19 @@ def register():
     return jsonify(user.to_dict()), 201
 
 
-@auth_api_register_ns.route('/')
-@auth_api_register_ns.expect(auth_api_register_ns.model('RegisterModel', {
-    'nickname': fields.String(required=False, description='The user\'s nickname'),
-    'first_name': fields.String(required=False, description='The user\'s first name'),
-    'last_name': fields.String(required=False, description='The user\'s last name'),
-    'lang': fields.String(required=False, description='The user\'s preferred language'),
-    'timezone': fields.String(required=False, description='The user\'s preferred timezone'),
-    'email': fields.String(required=True, description='The user\'s e-mail address'),
-    'password': fields.String(required=False, description='The group\'s name')
-}))
-class AuthProviders(Resource):
-    def get(self):
-        return register()
+# @auth_api_register_ns.route('/')
+# @auth_api_register_ns.expect(auth_api_register_ns.model('RegisterModel', {
+#     'nickname': fields.String(required=False, description='The user\'s nickname'),
+#     'first_name': fields.String(required=False, description='The user\'s first name'),
+#     'last_name': fields.String(required=False, description='The user\'s last name'),
+#     'lang': fields.String(required=False, description='The user\'s preferred language'),
+#     'timezone': fields.String(required=False, description='The user\'s preferred timezone'),
+#     'email': fields.String(required=True, description='The user\'s e-mail address'),
+#     'password': fields.String(required=False, description='The group\'s name')
+# }))
+# class AuthProviders(Resource):
+#     def get(self):
+#         return register()
 
 
 @auth_api_bp.route('/login', methods=('GET', 'POST',))
@@ -96,7 +91,7 @@ def login():
 @auth_api_bp.route('/logout', methods=['GET', 'DELETE'])
 @jwt_required
 def logout():
-    jti = get_raw_jwt()['jti']
+    jti = get_jwt()['jti']
     db.session.add(BlacklistToken(token=jti))
     db.session.commit()
     return jsonify({"msg": "Successfully logged out"}), 200
@@ -104,9 +99,9 @@ def logout():
 
 # Endpoint for revoking the current users refresh token
 @auth_api_bp.route('/logout2', methods=['GET', 'DELETE'])
-@jwt_refresh_token_required
+@jwt_required(refresh=True)
 def logout2():
-    jti = get_raw_jwt()['jti']
+    jti = get_jwt()['jti']
     db.session.add(BlacklistToken(token=jti))
     db.session.commit()
     return jsonify({"msg": "Successfully logged out"}), 200
@@ -182,7 +177,7 @@ def oidc(redirect_url=None):
 
 
 @auth_api_bp.route('/refresh', methods=['GET'])
-@jwt_refresh_token_required
+@jwt_required(refresh=True)
 def refresh():
     """Refresh token endpoint. This will generate a new access token from
     the refresh token, but will mark that access token as non-fresh,
diff --git a/backend/api/control_api.py b/backend/api/control_api.py
index d882c56..0e1ab28 100644
--- a/backend/api/control_api.py
+++ b/backend/api/control_api.py
@@ -8,8 +8,8 @@ Login through API does not start a new session, but instead returns JWT.
 import json
 from datetime import datetime
 
-from flask_jwt_extended import jwt_required, get_current_user, get_jwt_claims
-from flask_restplus import fields, Resource
+from flask_jwt_extended import jwt_required, get_current_user, get_jwt
+from flask_restx import fields, Resource
 
 from backend import db
 from backend.api import api_control, get_jwt_identity
@@ -37,6 +37,6 @@ class ControlCommand(Resource):
     def post(self):
         print(get_current_user())
         print(get_jwt_identity())
-        current_user = {'user': get_current_user(), 'claims': get_jwt_claims()}
+        current_user = {'user': get_current_user(), 'claims': get_jwt()}
         args = self.control_command_parser.parse_args()
         return {'time': datetime.utcnow(), 'output': args, 'state': current_user}
diff --git a/backend/api/example_api.py b/backend/api/example_api.py
index 17c0192..f95814d 100644
--- a/backend/api/example_api.py
+++ b/backend/api/example_api.py
@@ -5,7 +5,7 @@ import json
 import logging
 from random import *
 from flask import jsonify, Blueprint, request
-from flask_restplus import Resource, reqparse
+from flask_restx import Resource, reqparse
 
 from backend import basic_auth, multi_auth, db, jwt_auth
 from backend.api import api_v1, api_bp
diff --git a/backend/api/group_api.py b/backend/api/group_api.py
index b3dc5f2..2378504 100644
--- a/backend/api/group_api.py
+++ b/backend/api/group_api.py
@@ -6,7 +6,7 @@ For example: listing of available auth providers or registration of users.
 Login through API does not start a new session, but instead returns JWT.
 """
 from flask_jwt_extended import jwt_required
-from flask_restplus import fields, Resource
+from flask_restx import fields, Resource
 
 from backend import db
 from backend.api import api_group
diff --git a/backend/api/models.py b/backend/api/models.py
index 2e89c12..59e60f1 100644
--- a/backend/api/models.py
+++ b/backend/api/models.py
@@ -1,4 +1,4 @@
-from flask_restplus import fields
+from flask_restx import fields
 from backend.api import api_user, api_recorder, api_v1
 
 generic_id_parser = api_v1.parser()
diff --git a/backend/api/recorder_api.py b/backend/api/recorder_api.py
index 0457094..986eee5 100644
--- a/backend/api/recorder_api.py
+++ b/backend/api/recorder_api.py
@@ -9,7 +9,7 @@ from datetime import datetime
 from pprint import pprint
 
 from flask_jwt_extended import jwt_required
-from flask_restplus import fields, Resource, inputs
+from flask_restx import fields, Resource, inputs
 
 from backend import db, app
 from backend.api import api_recorder
diff --git a/backend/api/room_api.py b/backend/api/room_api.py
index ad93a45..8b6a40f 100644
--- a/backend/api/room_api.py
+++ b/backend/api/room_api.py
@@ -6,7 +6,7 @@ For example: listing of available auth providers or registration of users.
 Login through API does not start a new session, but instead returns JWT.
 """
 from flask_jwt_extended import jwt_required
-from flask_restplus import fields, Resource
+from flask_restx import fields, Resource
 from sqlalchemy import exc
 
 from backend import db, app
diff --git a/backend/api/user_api.py b/backend/api/user_api.py
index af2834b..682e83c 100644
--- a/backend/api/user_api.py
+++ b/backend/api/user_api.py
@@ -9,7 +9,7 @@ from datetime import datetime
 from pprint import pprint
 
 from flask_jwt_extended import get_jwt_identity, jwt_required, current_user
-from flask_restplus import Resource, fields, inputs, abort
+from flask_restx import Resource, fields, inputs, abort
 
 from backend import db, app, jwt_auth
 from backend.api import api_user
diff --git a/backend/api/virtual_command_api.py b/backend/api/virtual_command_api.py
index f7100aa..3aec647 100644
--- a/backend/api/virtual_command_api.py
+++ b/backend/api/virtual_command_api.py
@@ -10,7 +10,7 @@ import pkgutil
 from pprint import pprint
 
 from flask_jwt_extended import jwt_required
-from flask_restplus import fields, Resource
+from flask_restx import fields, Resource
 
 from backend import db, app
 from backend.api import api_virtual_command
diff --git a/backend/auth/__init__.py b/backend/auth/__init__.py
index e3c1110..a49b92c 100644
--- a/backend/auth/__init__.py
+++ b/backend/auth/__init__.py
@@ -54,7 +54,7 @@ def logout():
     logout_user()
 
 
-@jwt_extended.user_claims_loader
+@jwt_extended.additional_claims_loader
 def add_claims_to_access_token(user):
     if isinstance(user, str):
         return {}
@@ -66,13 +66,13 @@ def user_identity_loader(user):
     return user.email
 
 
-@jwt_extended.user_loader_callback_loader
+@jwt_extended.user_lookup_loader
 def user_loader_callback(identity):
     print("### user_loader_callback_loader")
     return User.get_by_identifier(identity)
 
 
-@jwt_extended.token_in_blacklist_loader
+@jwt_extended.token_in_blocklist_loader
 def check_if_token_in_blacklist(decrypted_token):
     jti = decrypted_token['jti']
     return BlacklistToken.get_by_token(jti) is not None
diff --git a/backend/config.py b/backend/config.py
index 1286c24..31b68ca 100644
Binary files a/backend/config.py and b/backend/config.py differ
diff --git a/backend/models/initial_recorders.json b/backend/models/initial_recorders.json
index 62f8415..de70ae3 100644
Binary files a/backend/models/initial_recorders.json and b/backend/models/initial_recorders.json differ
diff --git a/backend/models/room_model.py b/backend/models/room_model.py
index e074e0b..419579d 100644
--- a/backend/models/room_model.py
+++ b/backend/models/room_model.py
@@ -8,9 +8,10 @@ import logging
 from sqlalchemy import MetaData, CheckConstraint
 from sqlalchemy.exc import IntegrityError
 
-from datetime import datetime, timedelta
+from datetime import datetime
 
-from backend import db, app, login_manager
+from backend import db
+from backend.models.recorder_model import Recorder
 from backend.tools.scrape_rooms import scrape_rooms
 
 logger = logging.getLogger("lrc."+__name__)
@@ -28,7 +29,7 @@ class Room(db.Model):
     building_name = db.Column(db.Unicode(63), unique=False, nullable=True)
     building_number = db.Column(db.Unicode(63), unique=False, nullable=True)
 
-    recorder = db.relationship('Recorder', uselist=False, back_populates='room')  # one-to-one relation (uselist=False)
+    recorder = db.relationship(Recorder, uselist=False, back_populates='room')  # one-to-one relation (uselist=False)
 
     __table_args__ = (
         CheckConstraint('length(name) > 2',
@@ -36,7 +37,7 @@ class Room(db.Model):
     )
 
     def __init__(self, **kwargs):
-        super(Room, self).__init__(**kwargs)
+        db.Model.__init__(self, **kwargs)
 
     @staticmethod
     def get_by_name(name):
diff --git a/backend/models/user_model.py b/backend/models/user_model.py
index 0027c9b..03d15c2 100644
--- a/backend/models/user_model.py
+++ b/backend/models/user_model.py
@@ -4,10 +4,10 @@ Example user model and related models
 """
 import json
 
-from sqlalchemy.orm import relation
 from sqlalchemy import MetaData
 
 from backend import db, app, login_manager
+from backend.models.recorder_model import Recorder
 from backend.config import Config
 from backend.models.post_model import Post
 from backend.models.example_model import ExampleDataItem
@@ -84,8 +84,8 @@ class User(UserMixin, db.Model):
     email = db.Column(db.String(120), nullable=False, index=True, unique=True)
     lang = db.Column(db.Unicode(32), index=False, unique=False)
     timezone = db.Column(db.Unicode(63), index=False, unique=False)
-    posts = db.relationship('Post', backref='author', lazy='dynamic')
-    example_data_item = db.relationship('ExampleDataItem', backref='owner')
+    posts = db.relationship(Post, backref='author', lazy='dynamic')
+    example_data_item = db.relationship(ExampleDataItem, backref='owner')
     example_data_item_id = db.Column(db.ForeignKey(ExampleDataItem.id))
     about_me = db.Column(db.Unicode(255))
     role = db.Column(db.Unicode(63))
@@ -109,7 +109,7 @@ class User(UserMixin, db.Model):
                                backref=db.backref('followers', lazy='dynamic'),
                                lazy='dynamic')
 
-    favorite_recorders = db.relationship('Recorder', secondary=user_favorite_recorders_table)
+    favorite_recorders = db.relationship(Recorder, secondary=user_favorite_recorders_table)
 
     def __init__(self, **kwargs):
         super(User, self).__init__(**kwargs)
@@ -447,6 +447,13 @@ class Group(db.Model):
     permissions = db.relationship('Permission', secondary=group_permission_table, back_populates='groups')
 
     def __init__(self, **kwargs):
+        #get permissions from kwargs and make Permission objects out of them
+        permissions = kwargs.pop("permissions", [])
+        if permissions is not None:
+            for p in permissions:
+                permission = Permission(name=p)
+                if permission is not None:
+                    self.permissions.append(permission)
         super(Group, self).__init__(**kwargs)
 
     @staticmethod
@@ -494,15 +501,16 @@ def insert_initial_users(*args, **kwargs):
     db.session.commit()
 
 
-@event.listens_for(Group.__table__, 'after_create')
-def insert_initial_groups(*args, **kwargs):
-    for g in app.config.get("GROUPS", []):
-        db.session.add(Group(**g))
-    db.session.commit()
-
 
 @event.listens_for(Permission.__table__, 'after_create')
 def insert_initial_permissions(*args, **kwargs):
     for p in app.config.get("PERMISSIONS", []):
         db.session.add(Permission(name=p))
     db.session.commit()
+    
+    @event.listens_for(Group.__table__, 'after_create')
+    def insert_initial_groups(*args, **kwargs):
+        for g in app.config.get("GROUPS", []):
+            db.session.add(Group(**g))
+        db.session.commit()
+