diff --git a/group_vars/all/vars.yml b/group_vars/all/vars.yml
index 003ed89..4ff65bd 100644
--- a/group_vars/all/vars.yml
+++ b/group_vars/all/vars.yml
@@ -143,6 +143,12 @@ nslcd_base_group: ou=groups,dc=binary-kitchen,dc=de
 nslcd_base_shadow: ou=people,dc=binary-kitchen,dc=de
 nslcd_base_passwd: ou=people,dc=binary-kitchen,dc=de
 
+pretalx_domain: pretalx.events.binary-kitchen.de
+pretalx_dbname: pretalx
+pretalx_dbuser: pretalx
+pretalx_dbpass: "{{ vault_pretalx_dbpass }}"
+pretalx_mail: pretalx@binary-kitchen.de
+
 pretix_domain: pretix.events.binary-kitchen.de
 pretix_dbname: pretix
 pretix_dbuser: pretix
diff --git a/group_vars/all/vault.yml b/group_vars/all/vault.yml
index c23a9ef..db93f86 100644
--- a/group_vars/all/vault.yml
+++ b/group_vars/all/vault.yml
@@ -1,117 +1,119 @@
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diff --git a/hosts b/hosts
index 2b52ef7..652d6ba 100644
--- a/hosts
+++ b/hosts
@@ -35,4 +35,5 @@ zirconium.binary-kitchen.net
 molybdenum.binary-kitchen.net
 ruthenium.binary-kitchen.net
 rhodium.binary-kitchen.net
+palladium.binary-kitchen.net
 barium.binary-kitchen.net
diff --git a/roles/pretalx/defaults/main.yml b/roles/pretalx/defaults/main.yml
new file mode 100644
index 0000000..452e60e
--- /dev/null
+++ b/roles/pretalx/defaults/main.yml
@@ -0,0 +1,4 @@
+---
+
+pretalx_user: pretalx
+pretalx_group: pretalx
diff --git a/roles/pretalx/handlers/main.yml b/roles/pretalx/handlers/main.yml
new file mode 100644
index 0000000..db29023
--- /dev/null
+++ b/roles/pretalx/handlers/main.yml
@@ -0,0 +1,13 @@
+---
+
+- name: Run acertmgr
+  command: /usr/bin/acertmgr
+
+- name: Reload systemd
+  systemd: daemon_reload=yes
+
+- name: Restart pretalx-web
+  service: name=pretalx-web state=restarted
+
+- name: Restart pretalx-worker
+  service: name=pretalx-worker state=restarted
diff --git a/roles/pretalx/meta/main.yml b/roles/pretalx/meta/main.yml
new file mode 100644
index 0000000..8fcf724
--- /dev/null
+++ b/roles/pretalx/meta/main.yml
@@ -0,0 +1,5 @@
+---
+
+dependencies:
+- { role: acertmgr }
+- { role: nginx, nginx_ssl: True }
diff --git a/roles/pretalx/tasks/main.yml b/roles/pretalx/tasks/main.yml
new file mode 100644
index 0000000..94a67f6
--- /dev/null
+++ b/roles/pretalx/tasks/main.yml
@@ -0,0 +1,124 @@
+---
+
+- name: Create group
+  group: name={{ pretalx_group }}
+
+- name: Create user
+  user: name={{ pretalx_user }} home=/home/{{ pretalx_user }} group={{ pretalx_group }}
+
+- name: Create pretalx directories
+  file: path={{ item }} state=directory owner={{ pretalx_user }} group={{ pretalx_group }}
+  with_items:
+  - /etc/pretalx
+  - /opt/pretalx
+  - /opt/pretalx/data
+  - /opt/pretalx/data/media
+
+- name: Install dependencies
+  apt:
+    name:
+    - build-essential
+    - gettext
+    - libssl-dev
+    - nodejs
+    - npm
+    - python3-setuptools
+    - python3-dev
+    - python3-pip
+    - python3-venv
+
+- name: Install PostgreSQL
+  apt:
+    name:
+    - postgresql
+    - python3-psycopg2
+
+- name: Configure PostgreSQL user
+  postgresql_user: name={{ pretalx_dbuser }} password={{ pretalx_dbpass }}
+  become: true
+  become_user: postgres
+
+- name: Configure PostgreSQL database
+  postgresql_db: name={{ pretalx_dbname }} owner={{ pretalx_dbuser }}
+  become: true
+  become_user: postgres
+
+- name: Install redis
+  apt: name=redis-server
+
+- name: Install pretalx
+  pip:
+    name:
+    - gunicorn
+    - pretalx[postgres,redis]
+    - psycopg2-binary
+    virtualenv: /opt/pretalx/venv
+    virtualenv_command: "python3 -m venv"
+  become: true
+  become_user: "{{ pretalx_user }}"
+  register: pretalx_install
+
+- name: Configure pretalx
+  template:
+    src: pretalx.cfg.j2
+    dest: /etc/pretalx/pretalx.cfg
+    owner: "{{ pretalx_user }}"
+    group: "{{ pretalx_group }}"
+  notify:
+  - Restart pretalx-web
+  - Restart pretalx-worker
+
+- name: Run migration script
+  command:
+    cmd: "./venv/bin/python3 -m pretalx migrate"
+    chdir: "/opt/pretalx"
+  become: true
+  become_user: "{{ pretalx_user }}"
+  when: pretalx_install.changed
+
+- name: Run rebuild script
+  command:
+    cmd: "./venv/bin/python3 -m pretalx rebuild"
+    chdir: "/opt/pretalx"
+  become: true
+  become_user: "{{ pretalx_user }}"
+  when: pretalx_install.changed
+
+- name: Enable pretalx cronjob
+  cron:
+    user: "{{ pretalx_user }}"
+    name: pretalx
+    minute: "*/5"
+    job: "export PATH=/opt/pretalx/venv/bin:$PATH && cd /opt/pretalx && python -m pretalx runperiodic"
+
+- name: Ensure certificates are available
+  command: openssl req -x509 -nodes -newkey rsa:2048 -keyout /etc/nginx/ssl/{{ pretalx_domain }}.key -out /etc/nginx/ssl/{{ pretalx_domain }}.crt -days 730 -subj "/CN={{ pretalx_domain }}" creates=/etc/nginx/ssl/{{ pretalx_domain }}.crt
+  notify: Restart nginx
+
+- name: Configure certificate manager for pretalx
+  template: src=certs.j2 dest=/etc/acertmgr/{{ pretalx_domain }}.conf
+  notify: Run acertmgr
+
+- name: Configure vhost
+  template: src=vhost.j2 dest=/etc/nginx/sites-available/pretalx
+  notify: Restart nginx
+
+- name: Enable vhost
+  file: src=/etc/nginx/sites-available/pretalx dest=/etc/nginx/sites-enabled/pretalx state=link
+  notify: Restart nginx
+
+- name: Install systemd units
+  template: src={{ item }}.service.j2 dest=/lib/systemd/system/{{ item }}.service
+  with_items:
+  - pretalx-web
+  - pretalx-worker
+  notify:
+  - Reload systemd
+  - Restart pretalx-web
+  - Restart pretalx-worker
+
+- name: Enable services
+  service: name={{ item }} state=started enabled=yes
+  with_items:
+  - pretalx-web
+  - pretalx-worker
diff --git a/roles/pretalx/templates/certs.j2 b/roles/pretalx/templates/certs.j2
new file mode 100644
index 0000000..843fa6b
--- /dev/null
+++ b/roles/pretalx/templates/certs.j2
@@ -0,0 +1,15 @@
+---
+
+{{ pretalx_domain }}:
+- path: /etc/nginx/ssl/{{ pretalx_domain }}.key
+  user: root
+  group: root
+  perm: '400'
+  format: key
+  action: '/usr/sbin/service nginx restart'
+- path: /etc/nginx/ssl/{{ pretalx_domain }}.crt
+  user: root
+  group: root
+  perm: '400'
+  format: crt,ca
+  action: '/usr/sbin/service nginx restart'
diff --git a/roles/pretalx/templates/pretalx-web.service.j2 b/roles/pretalx/templates/pretalx-web.service.j2
new file mode 100644
index 0000000..699d81c
--- /dev/null
+++ b/roles/pretalx/templates/pretalx-web.service.j2
@@ -0,0 +1,18 @@
+[Unit]
+Description=pretalx web service
+After=network.target
+
+[Service]
+User={{ pretalx_user }}
+Group={{ pretalx_group }}
+Environment="VIRTUAL_ENV=/opt/pretalx/venv"
+Environment="PATH=/opt/pretalx/venv/bin:/usr/local/bin:/usr/bin:/bin"
+ExecStart=/opt/pretalx/venv/bin/gunicorn pretalx.wsgi \
+                      --name pretalx --workers 5 \
+                      --max-requests 1200  --max-requests-jitter 50 \
+                      --log-level=info --bind=127.0.0.1:8345
+WorkingDirectory=/opt/pretalx
+Restart=on-failure
+
+[Install]
+WantedBy=multi-user.target
diff --git a/roles/pretalx/templates/pretalx-worker.service.j2 b/roles/pretalx/templates/pretalx-worker.service.j2
new file mode 100644
index 0000000..44a38ce
--- /dev/null
+++ b/roles/pretalx/templates/pretalx-worker.service.j2
@@ -0,0 +1,15 @@
+[Unit]
+Description=pretalx background worker
+After=network.target
+
+[Service]
+User={{ pretalx_user }}
+Group={{ pretalx_group }}
+Environment="VIRTUAL_ENV=/opt/pretalx/venv"
+Environment="PATH=/opt/pretalx/venv/bin:/usr/local/bin:/usr/bin:/bin"
+ExecStart=/opt/pretalx/venv/bin/celery -A pretalx.celery_app worker -l info
+WorkingDirectory=/opt/pretalx
+Restart=on-failure
+
+[Install]
+WantedBy=multi-user.target
diff --git a/roles/pretalx/templates/pretalx.cfg.j2 b/roles/pretalx/templates/pretalx.cfg.j2
new file mode 100644
index 0000000..aa14544
--- /dev/null
+++ b/roles/pretalx/templates/pretalx.cfg.j2
@@ -0,0 +1,26 @@
+[filesystem]
+data = /opt/pretalx/data
+
+[site]
+debug = False
+url = https://{{ pretalx_domain }}
+
+[database]
+backend = postgresql
+name = {{ pretalx_dbname }}
+user = {{ pretalx_dbuser }}
+password = {{ pretalx_dbpass }}
+host =
+
+[mail]
+from={{ pretalx_mail }}
+host={{ mail_server }}
+tls = True
+
+[redis]
+location=redis://127.0.0.1/0
+sessions=true
+
+[celery]
+backend=redis://127.0.0.1/1
+broker=redis://127.0.0.1/2
diff --git a/roles/pretalx/templates/vhost.j2 b/roles/pretalx/templates/vhost.j2
new file mode 100644
index 0000000..5b1045f
--- /dev/null
+++ b/roles/pretalx/templates/vhost.j2
@@ -0,0 +1,48 @@
+server {
+	listen 80;
+	listen [::]:80;
+
+	server_name {{ pretalx_domain }};
+
+	location /.well-known/acme-challenge {
+		default_type "text/plain";
+		alias /var/www/acme-challenge;
+	}
+
+	location / {
+		return 301 https://{{ pretalx_domain }}$request_uri;
+	}
+}
+
+server {
+	listen 443 ssl http2;
+	listen [::]:443 ssl http2;
+
+	server_name {{ pretalx_domain }};
+
+	ssl_certificate_key /etc/nginx/ssl/{{ pretalx_domain }}.key;
+	ssl_certificate /etc/nginx/ssl/{{ pretalx_domain }}.crt;
+
+	add_header Referrer-Policy same-origin;
+	add_header X-Content-Type-Options nosniff;
+
+	location / {
+		proxy_pass http://localhost:8345;
+		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+		proxy_set_header X-Forwarded-Proto https;
+		proxy_set_header Host $http_host;
+	}
+
+	location /media/ {
+		alias /opt/pretalx/data/media/;
+		expires 7d;
+		access_log off;
+	}
+
+	location /static/ {
+		alias /opt/pretalx/venv/lib/python3.11/site-packages/pretalx/static.dist/;
+		access_log off;
+		expires 365d;
+		add_header Cache-Control "public";
+	}
+}
diff --git a/site.yml b/site.yml
index 02bd699..d053205 100644
--- a/site.yml
+++ b/site.yml
@@ -7,7 +7,7 @@
   - root_keys
 
 - name: Setup unattended updates
-  hosts: [sulis.binary.kitchen, nabia.binary.kitchen, epona.binary.kitchen, pizza.binary.kitchen, pancake.binary.kitchen, knoedel.binary.kitchen, bob.binary.kitchen, lasagne.binary.kitchen, tschunk.binary.kitchen, bowle.binary.kitchen, beryllium.binary-kitchen.net, boron.binary-kitchen.net, carbon.binary-kitchen.net, nitrogen.binary-kitchen.net, oxygen.binary-kitchen.net, fluorine.binary-kitchen.net, neon.binary-kitchen.net, sodium.binary-kitchen.net, magnesium.binary-kitchen.net, krypton.binary-kitchen.net, yttrium.binary-kitchen.net, zirconium.binary-kitchen.net, molybdenum.binary-kitchen.net, ruthenium.binary-kitchen.net, rhodium.binary-kitchen.net, barium.binary-kitchen.net]
+  hosts: [sulis.binary.kitchen, nabia.binary.kitchen, epona.binary.kitchen, pizza.binary.kitchen, pancake.binary.kitchen, knoedel.binary.kitchen, bob.binary.kitchen, lasagne.binary.kitchen, tschunk.binary.kitchen, bowle.binary.kitchen, beryllium.binary-kitchen.net, boron.binary-kitchen.net, carbon.binary-kitchen.net, nitrogen.binary-kitchen.net, oxygen.binary-kitchen.net, fluorine.binary-kitchen.net, neon.binary-kitchen.net, sodium.binary-kitchen.net, magnesium.binary-kitchen.net, krypton.binary-kitchen.net, yttrium.binary-kitchen.net, zirconium.binary-kitchen.net, molybdenum.binary-kitchen.net, ruthenium.binary-kitchen.net, rhodium.binary-kitchen.net, palladium.binary-kitchen.net, barium.binary-kitchen.net]
   roles:
   - uau
 
@@ -144,6 +144,11 @@
   roles:
   - pretix
 
+- name: Setup event pretalx host
+  hosts: palladium.binary-kitchen.net
+  roles:
+  - pretalx
+
 - name: Setup WorkAdventure host
   hosts: barium.binary-kitchen.net
   roles: