diff --git a/roles/dev/tasks/main.yml b/roles/dev/tasks/main.yml
index 271b310..6130574 100644
--- a/roles/dev/tasks/main.yml
+++ b/roles/dev/tasks/main.yml
@@ -29,4 +29,6 @@
   ansible.builtin.import_tasks: lang.yml
   when: "'lang' in tools"
 
-# TODO: ocaml, truffle  ...
+- name: Truffle development environment
+  ansible.builtin.import_tasks: truffle.yml
+  when: "'truffle' in tools"
diff --git a/roles/dev/tasks/truffle.yml b/roles/dev/tasks/truffle.yml
new file mode 100644
index 0000000..313877e
--- /dev/null
+++ b/roles/dev/tasks/truffle.yml
@@ -0,0 +1,47 @@
+- name: Create truffle dir
+  ansible.builtin.file:
+    path: "{{ ansible_env.HOME }}/truffle"
+    state: directory
+    mode: a
+
+# install tools
+- name: Install openjdk
+  ansible.builtin.dnf5:
+    name:
+      - java-latest-openjdk
+      - maven
+    state: latest
+- name: "Installing graalvm 23"
+  ansible.builtin.unarchive:
+    remote_src: true
+    src: "https://download.oracle.com/graalvm/23/latest/graalvm-jdk-23_linux-x64_bin.tar.gz"
+    dest: "{{ ansible_env.HOME }}/truffle/graalvm"
+    mode: a
+    keep_newer: true
+- name: Select graalvm as java
+  community.general.alternatives:
+    name: java
+    path: "{{ ansible_env.HOME }}/truffle/graalvm-jdk-23.0.2+7.1/jre/bin/java"
+
+- name: Install Intellij IDEA
+  ansible.builtin.include_role:
+    name: gantsign.intellij
+
+# examples
+- name: Clone simple language example
+  ansible.builtin.git:
+    repo: "https://github.com/graalvm/simplelanguage"
+    dest: "{{ ansible_env.HOME }}/truffle/simplelanguage"
+    version: master
+
+- name: Clone truffle usage tutorial
+  ansible.builtin.git:
+    repo: "https://github.com/skinny85/graalvm-truffle-tutorial"
+    dest: "{{ ansible_env.HOME }}/truffle/graalvm-truffle-tutorial"
+    version: master
+
+- name: Clone mumbler language example
+  ansible.builtin.git:
+    repo: "https://github.com/cesquivias/mumbler"
+    dest: "{{ ansible_env.HOME }}/truffle/mumbler"
+    version: master