diff --git a/softwares/atom.sls b/softwares/atom.sls
new file mode 100644
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--- /dev/null
+++ b/softwares/atom.sls
@@ -0,0 +1,27 @@
+# Installation du logiciel ATOM
+
+{% if grains['kernel'] == 'Linux' %}
+
+atom:
+  pkgrepo.managed:
+  {% if grains['os_family'] == 'RedHat' %}
+    - humanname: Atom Editor
+    - baseurl: https://packagecloud.io/AtomEditor/atom/el/7/$basearch
+    - enabled: 1
+    - gpgcheck: 0
+    - repo_gpgcheck: 1
+    - gpgkey: https://packagecloud.io/AtomEditor/atom/gpgkey
+  {% elif grains['os_family'] == 'Debian' %}
+    - name: deb [arch=amd64] https://packagecloud.io/AtomEditor/atom/any/ any main
+    - humanname: Atom Repository
+    - file: /etc/apt/sources.list.d/atom.list
+    - key_url: https://packagecloud.io/AtomEditor/atom/gpgkey
+
+  {% endif %}
+
+Installons Atom:
+  pkg.installed:
+    pkgs:
+      - atom
+
+{% endif %}
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