--- a/optional-requirements.txt	2023-10-21 12:40:32.000000000 +0200
+++ b/optional-requirements.txt	2023-11-09 23:07:35.075891057 +0100
@@ -1,19 +1,5 @@
 # GDrive Integration
-google-api-python-client>=1.7.11,<2.98.0
 gevent>20.6.0,<24.0.0
-greenlet>=0.4.17,<2.1.0
-httplib2>=0.9.2,<0.23.0
-oauth2client>=4.0.0,<4.1.4
-uritemplate>=3.0.0,<4.2.0
-pyasn1-modules>=0.0.8,<0.4.0
-pyasn1>=0.1.9,<0.6.0
-PyDrive2>=1.3.1,<1.18.0
-PyYAML>=3.12,<6.1
-rsa>=3.4.2,<4.10.0
-
-# Gmail
-google-auth-oauthlib>=0.4.3,<1.1.0
-google-api-python-client>=1.7.11,<2.98.0
 
 # goodreads
 goodreads>=0.3.2,<0.4.0
@@ -23,10 +9,6 @@
 python-ldap>=3.0.0,<3.5.0
 Flask-SimpleLDAP>=1.4.0,<1.5.0
 
-# oauth
-Flask-Dance>=2.0.0,<7.1.0
-SQLAlchemy-Utils>=0.33.5,<0.42.0
-
 # metadata extraction
 rarfile>=3.2
 scholarly>=1.2.0,<1.8