diff --git a/app-config/caimira-public-docker-image/Dockerfile b/app-config/caimira-public-docker-image/Dockerfile
index 6e2c6914..621f344e 100644
--- a/app-config/caimira-public-docker-image/Dockerfile
+++ b/app-config/caimira-public-docker-image/Dockerfile
@@ -14,8 +14,6 @@ COPY ./app-config/caimira-public-docker-image/run_caimira.sh /opt/caimira/start.
 # To ensure that we have installed the full requirements, re-run the pip install.
 # In the best case this will be a no-op.
 RUN cd /opt/caimira/src/ && /opt/caimira/app/bin/pip install -r /opt/caimira/src/requirements.txt
-RUN /opt/caimira/app/bin/jupyter trust /opt/caimira/src/caimira/apps/expert/*.ipynb
-RUN /opt/caimira/app/bin/jupyter trust /opt/caimira/src/caimira/apps/expert_co2/*.ipynb
 COPY ./app-config/caimira-public-docker-image/nginx.conf /opt/caimira/nginx.conf
 
 EXPOSE 8080
diff --git a/app-config/caimira-public-docker-image/nginx.conf b/app-config/caimira-public-docker-image/nginx.conf
index dd9595d9..d24c4399 100644
--- a/app-config/caimira-public-docker-image/nginx.conf
+++ b/app-config/caimira-public-docker-image/nginx.conf
@@ -44,18 +44,6 @@ http {
 
         large_client_header_buffers 4 16k;
 
-        location /voila-server/ {
-            proxy_pass http://localhost:8082/voila-server/;
-        }
-        rewrite ^/expert-app$ /voila-server/ last;
-        rewrite ^/(files/static)/(.*)$ /voila-server/voila/$1/$2 last;
-
-        location /co2-voila-server/ {
-            proxy_pass http://localhost:8083/co2-voila-server/;
-        }
-        rewrite ^/co2-app$ /voila-server/ last;
-        rewrite ^/(files/static)/(.*)$ /voila-server/voila/$1/$2 last;
-
         location / {
             proxy_pass http://localhost:8081;
         }
diff --git a/app-config/caimira-public-docker-image/run_caimira.sh b/app-config/caimira-public-docker-image/run_caimira.sh
index 5f12ca46..f21e37ad 100755
--- a/app-config/caimira-public-docker-image/run_caimira.sh
+++ b/app-config/caimira-public-docker-image/run_caimira.sh
@@ -5,17 +5,5 @@ echo 'Please see https://gitlab.cern.ch/caimira/caimira for terms of use.'
 # Run a proxy for the apps (listening on 8080).
 nginx -c /opt/caimira/nginx.conf
 
-# Run the expert app in the background.
-cd /opt/caimira/src/caimira
-/opt/caimira/app/bin/python -m voila /opt/caimira/src/caimira/apps/expert/caimira.ipynb \
-  --port=8082 --no-browser --base_url=/voila-server/ \
-  --Voila.tornado_settings 'allow_origin=*' \
-  >> /var/log/expert-app.log 2>&1 &
-
-/opt/caimira/app/bin/python -m voila /opt/caimira/src/caimira/apps/expert_co2/caimira.ipynb \
-  --port=8083 --no-browser --base_url=/co2-voila-server/ \
-  --Voila.tornado_settings 'allow_origin=*' \
-  >> /var/log/co2-app.log 2>&1 &
-
 # Run the calculator in the foreground.
 /opt/caimira/app/bin/python -m caimira.apps.calculator --port 8081 --no-debug
diff --git a/app-config/calculator-app/app.sh b/app-config/calculator-app/app.sh
index 505067b7..f3a05bd7 100755
--- a/app-config/calculator-app/app.sh
+++ b/app-config/calculator-app/app.sh
@@ -28,12 +28,7 @@ if [[ "$APP_NAME" == "calculator-app" ]]; then
 
     echo "Starting the caimira webservice with: python -m caimira.apps.calculator ${args[@]}"
     python -m caimira.apps.calculator "${args[@]}"
-elif [[ "$APP_NAME" == "caimira-voila" ]]; then
-    echo "Starting the voila service"
-    voila caimira/apps/expert/ --port=8080 --no-browser --base_url=/voila-server/ --tornado_settings 'allow_origin=*'
-elif [[ "$APP_NAME" == "caimira-co2-voila" ]]; then
-    echo "Starting the CO2 voila service"
-    voila caimira/apps/expert_co2/ --port=8080 --no-browser --base_url=/co2-voila-server/ --tornado_settings 'allow_origin=*'
+
 else
     echo "No APP_NAME specified"
     exit 1
diff --git a/app-config/docker-compose.yml b/app-config/docker-compose.yml
index 2d41dcc1..b44ba2dd 100644
--- a/app-config/docker-compose.yml
+++ b/app-config/docker-compose.yml
@@ -1,16 +1,5 @@
 version: "3.8"
 services:
-  expert-app:
-    image: calculator-app
-    environment:
-      - APP_NAME=caimira-voila
-    user: ${CURRENT_UID:?"Please run as follows 'CURRENT_UID=$(id -u):$(id -g) docker-compose up'"}
-
-  expert-co2-app:
-    image: calculator-app
-    environment:
-      - APP_NAME=caimira-co2-voila
-    user: ${CURRENT_UID:?"Please run as follows 'CURRENT_UID=$(id -u):$(id -g) docker-compose up'"}
 
   calculator-app:
     image: calculator-app
@@ -54,10 +43,6 @@ services:
         condition: service_started
       calculator-open-app:
         condition: service_started
-      expert-app:
-        condition: service_started
-      expert-co2-app:
-        condition: service_started
       auth-service:
         condition: service_started
     user: ${CURRENT_UID}
diff --git a/app-config/nginx/nginx.conf b/app-config/nginx/nginx.conf
index 5e0ed708..d153b36c 100644
--- a/app-config/nginx/nginx.conf
+++ b/app-config/nginx/nginx.conf
@@ -73,45 +73,6 @@ http {
             proxy_pass http://calculator-app:8080/$request_uri;
         }
 
-        location /voila-server/ {
-            proxy_intercept_errors on;
-
-            # Anything under voila-server or expert-app is authenticated.
-            auth_request /auth/probe;
-            error_page 401 = @error401;
-            error_page 404 = @proxy_404_error_handler;
-
-            # expert-app is the name of the voila server in each of docker-compose,
-            # caimira-test.web.cern.ch and caimira.web.cern.ch.
-            proxy_pass http://expert-app:8080/voila-server/;
-        }
-        rewrite ^/expert-app$ /voila-server/voila/render/caimira.ipynb last;
-        rewrite ^/(files/static)/(.*)$ /voila-server/voila/$1/$2 last;
-
-        # Before implementing the nginx router we could access /voila/render/caimira.ipynb.
-        # Redirect this (and all other) URLs to the new scheme.
-        absolute_redirect off;
-        rewrite ^/voila/(.*)$ /voila-server/voila/$1 redirect;
-
-        location /co2-voila-server/ {
-            proxy_intercept_errors on;
-
-            # Anything under voila-server or co2-app is authenticated.
-            auth_request /auth/probe;
-            error_page 401 = @error401;
-            error_page 404 = @proxy_404_error_handler;
-
-            # expert-co2-app is the name of the voila server in each of docker-compose,
-            # caimira-test.web.cern.ch and caimira.web.cern.ch.
-            proxy_pass http://expert-co2-app:8080/co2-voila-server/;
-        }
-        rewrite ^/co2-app$ /co2-voila-server/voila/render/caimira.ipynb last;
-        rewrite ^/(files/static)/(.*)$ /co2-voila-server/voila/$1/$2 last;
-
-        # Before implementing the nginx router we could access /voila/render/caimira.ipynb.
-        # Redirect this (and all other) URLs to the new scheme.
-        rewrite ^/voila/(.*)$ /co2-voila-server/voila/$1 redirect;
-
         location / {
             # By default we have no authentication.
             proxy_pass http://calculator-app:8080;
diff --git a/app-config/openshift/deploymentconfig.yaml b/app-config/openshift/deploymentconfig.yaml
index 82d8974b..ca2f363f 100644
--- a/app-config/openshift/deploymentconfig.yaml
+++ b/app-config/openshift/deploymentconfig.yaml
@@ -68,120 +68,6 @@
                 kind: ImageStreamTag
                 name: 'auth-service:latest'
                 namespace: ${PROJECT_NAME}
-    -
-      apiVersion: apps.openshift.io/v1
-      kind: DeploymentConfig
-      metadata:
-        name: expert-app
-        labels: {app: expert-app}
-      spec:
-        replicas: 1
-        template:
-          metadata:
-            labels:
-              app: expert-app
-          spec:
-            containers:
-              - name: calculator-app
-                env:
-                - name: APP_NAME
-                  value: caimira-voila
-                image: '${PROJECT_NAME}/calculator-app'
-                ports:
-                  - containerPort: 8080
-                    protocol: TCP
-                imagePullPolicy: Always
-                resources:
-                  limits: { cpu: '1', memory: 1Gi }
-                  requests: { cpu: 1m, memory: 512Mi }
-                terminationMessagePath: /dev/termination-log
-                terminationMessagePolicy: File
-            dnsPolicy: ClusterFirst
-            restartPolicy: Always
-            schedulerName: default-scheduler
-            securityContext: { }
-            terminationGracePeriodSeconds: 30
-        strategy:
-          activeDeadlineSeconds: 21600
-          resources: { }
-          rollingParams:
-            intervalSeconds: 1
-            maxSurge: 25%
-            maxUnavailable: 25%
-            timeoutSeconds: 600
-            updatePeriodSeconds: 1
-          type: Rolling
-        test: false
-        selector:
-          app: expert-app
-        triggers:
-          - type: ConfigChange
-          - type: ImageChange
-            imageChangeParams:
-              automatic: true
-              containerNames:
-                - calculator-app
-              from:
-                kind: ImageStreamTag
-                name: 'calculator-app:latest'
-                namespace: ${PROJECT_NAME}
-    -
-      apiVersion: apps.openshift.io/v1
-      kind: DeploymentConfig
-      metadata:
-        name: expert-co2-app
-        labels: {app: expert-co2-app}
-      spec:
-        replicas: 1
-        template:
-          metadata:
-            labels:
-              app: expert-co2-app
-          spec:
-            containers:
-              - name: calculator-app
-                env:
-                - name: APP_NAME
-                  value: caimira-co2-voila
-                image: '${PROJECT_NAME}/calculator-app'
-                ports:
-                  - containerPort: 8080
-                    protocol: TCP
-                imagePullPolicy: Always
-                resources:
-                  limits: { cpu: '1', memory: 1Gi }
-                  requests: { cpu: 1m, memory: 512Mi }
-                terminationMessagePath: /dev/termination-log
-                terminationMessagePolicy: File
-            dnsPolicy: ClusterFirst
-            restartPolicy: Always
-            schedulerName: default-scheduler
-            securityContext: { }
-            terminationGracePeriodSeconds: 30
-        strategy:
-          activeDeadlineSeconds: 21600
-          resources: { }
-          rollingParams:
-            intervalSeconds: 1
-            maxSurge: 25%
-            maxUnavailable: 25%
-            timeoutSeconds: 600
-            updatePeriodSeconds: 1
-          type: Rolling
-        test: false
-        selector:
-          app: expert-co2-app
-        triggers:
-          - type: ConfigChange
-          - type: ImageChange
-            imageChangeParams:
-              automatic: true
-              containerNames:
-                - calculator-app
-              from:
-                kind: ImageStreamTag
-                name: 'calculator-app:latest'
-                namespace: ${PROJECT_NAME}
     -
       apiVersion: apps.openshift.io/v1
       kind: DeploymentConfig
diff --git a/app-config/openshift/services.yaml b/app-config/openshift/services.yaml
index f32ba062..78a05dfe 100644
--- a/app-config/openshift/services.yaml
+++ b/app-config/openshift/services.yaml
@@ -27,40 +27,6 @@
           deploymentconfig: auth-service
         sessionAffinity: 'None'
         type: 'ClusterIP'
-    -
-      apiVersion: v1
-      kind: Service
-      metadata:
-        labels:
-          app: expert-app
-        name: expert-app
-      spec:
-        ports:
-          - name: 8080-tcp
-            port: 8080
-            protocol: TCP
-            targetPort: 8080
-        selector:
-          deploymentconfig: expert-app
-        sessionAffinity: 'None'
-        type: 'ClusterIP'
-    -
-      apiVersion: v1
-      kind: Service
-      metadata:
-        labels:
-          app: expert-co2-app
-        name: expert-co2-app
-      spec:
-        ports:
-          - name: 8080-tcp
-            port: 8080
-            protocol: TCP
-            targetPort: 8080
-        selector:
-          deploymentconfig: expert-co2-app
-        sessionAffinity: 'None'
-        type: 'ClusterIP'
     -
       apiVersion: v1
       kind: Service
diff --git a/requirements.txt b/requirements.txt
index 452741d2..6adbfedf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -49,16 +49,6 @@ json5==0.9.14
 jsonpointer==2.4
 jsonschema==4.21.1
 jsonschema-specifications==2023.12.1
-jupyter_client==8.6.0
-jupyter_core==5.7.1
-jupyter-events==0.9.0
-jupyter-lsp==2.2.2
-jupyter_server==2.12.5
-jupyter_server_terminals==0.5.2
-jupyterlab==4.1.1
-jupyterlab_pygments==0.3.0
-jupyterlab_server==2.25.3
-jupyterlab-widgets==1.1.7
 kiwisolver==1.4.5
 loky==3.4.1
 MarkupSafe==2.1.5
@@ -124,7 +114,6 @@ typing_extensions==4.9.0
 tzdata==2024.1
 uri-template==1.3.0
 urllib3==2.2.0
-voila==0.5.5
 wcwidth==0.2.13
 webcolors==1.13
 webencodings==0.5.1
diff --git a/setup.py b/setup.py
index 62e6f5ef..42954280 100644
--- a/setup.py
+++ b/setup.py
@@ -40,7 +40,6 @@ REQUIREMENTS: dict = {
         'timezonefinder',
         'tornado',
         'types-retry',
-        'voila',
     ],
     'app': [],
     'test': [
@@ -54,7 +53,6 @@ REQUIREMENTS: dict = {
         'types-requests',
     ],
     'dev': [
-        'jupyterlab',
     ],
     'doc': [
         'sphinx',