diff --git a/playbooks/mosh.yml b/playbooks/mosh.yml
new file mode 100644
index 0000000..469014e
--- /dev/null
+++ b/playbooks/mosh.yml
@@ -0,0 +1,6 @@
+---
+- name: Manage and configure mosh
+  hosts: "{{ mosh_hosts | default('mosh', true) }}"
+  become: "{{ mosh_become | default(true) }}"
+  roles:
+    - role: finallycoffee.base.mosh
diff --git a/roles/mosh/README.md b/roles/mosh/README.md
new file mode 100644
index 0000000..a852f56
--- /dev/null
+++ b/roles/mosh/README.md
@@ -0,0 +1,4 @@
+# `finallycoffee.base.mosh`
+
+Installs [`mosh`](https://mosh.org/#), a remote 'mobile shell' which supports
+roaming and re-uses SSH for the authentication layer.
diff --git a/roles/mosh/defaults/main/main.yml b/roles/mosh/defaults/main/main.yml
new file mode 100644
index 0000000..c7f912f
--- /dev/null
+++ b/roles/mosh/defaults/main/main.yml
@@ -0,0 +1,2 @@
+---
+mosh_state: present
diff --git a/roles/mosh/defaults/main/packages.yml b/roles/mosh/defaults/main/packages.yml
new file mode 100644
index 0000000..8a3f56e
--- /dev/null
+++ b/roles/mosh/defaults/main/packages.yml
@@ -0,0 +1,15 @@
+---
+mosh_debian_packages:
+  - "mosh"
+  - "openssh-server"
+mosh_fedora_packages:
+  - "mosh"
+  - "openssh-server"
+mosh_archlinux_packages:
+  - "mosh"
+  - "openssh"
+
+mosh_packages:
+  debian: "{{ mosh_debian_packages }}"
+  fedora: "{{ mosh_fedora_packages }}"
+  archlinux: "{{ mosh_archlinux_packages }}"
diff --git a/roles/mosh/tasks/install.yml b/roles/mosh/tasks/install.yml
new file mode 100644
index 0000000..d0cfdff
--- /dev/null
+++ b/roles/mosh/tasks/install.yml
@@ -0,0 +1,30 @@
+---
+- name: Ensure mosh is {{ mosh_state }} (dnf)
+  ansible.builtin.dnf:
+    name: "{{ mosh_packages[_key] }}"
+    state: "{{ mosh_state }}"
+  when:
+    - ansible_facts['pkg_mgr'] in ['dnf', 'dnf5']
+    - _key in mosh_packages.keys()
+  vars:
+    _key: "{{ ansible_distribution | lower }}"
+
+- name: Ensure mosh is {{ mosh_state }} (apt)
+  ansible.builtin.apt:
+    package: "{{ mosh_packages[_key] }}"
+    state: "{{ mosh_state }}"
+  when:
+    - ansible_facts['pkg_mgr'] in ['apt']
+    - _key in mosh_packages.keys()
+  vars:
+    _key: "{{ ansible_distribution | lower }}"
+
+- name: Ensure mosh is {{ mosh_state }} (pacman)
+  community.general.pacman:
+    name: "{{ mosh_packages[_key] }}"
+    state: "{{ mosh_state }}"
+  when:
+    - ansible_facts['pkg_mgr'] in ['pacman']
+    - _key in mosh_packages.keys()
+  vars:
+    _key: "{{ ansible_distribution | lower }}"
diff --git a/roles/mosh/tasks/main.yml b/roles/mosh/tasks/main.yml
new file mode 100644
index 0000000..4f03219
--- /dev/null
+++ b/roles/mosh/tasks/main.yml
@@ -0,0 +1,11 @@
+---
+- name: Ensure 'mosh_state' is valid
+  ansible.builtin.fail:
+    msg: >-2
+      Invalid state '{{ mosh_state }}' for 'mosh_state'!
+      Allowed states are {{ mosh_states | join(', ') }}.
+  when: mosh_state not in mosh_states
+
+- name: Ensure mosh is {{ mosh_state }}
+  ansible.builtin.include_tasks:
+    file: "install.yml"
diff --git a/roles/mosh/vars/main.yml b/roles/mosh/vars/main.yml
new file mode 100644
index 0000000..4f073f7
--- /dev/null
+++ b/roles/mosh/vars/main.yml
@@ -0,0 +1,4 @@
+---
+mosh_states:
+  - "present"
+  - "absent"