diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -10,7 +10,8 @@ An svg layout designer.
 
 Requierements :
 - NodeJS
-- NPM
+- npm
+- pnpm (optional but recommanded unless you prefer having a huge `node_modules` directory)
 
 # Developping
 
diff --git a/docs/CICD.md b/docs/CICD.md
new file mode 100644
index 0000000..7c3543f
--- /dev/null
+++ b/docs/CICD.md
@@ -0,0 +1,12 @@
+# Azure Pipelines
+
+This project uses Azure Pipelines to runs automatic tests.
+
+Its `azure-pipelines.yml` configuration file can be found at the root project folder.
+
+
+# Drone.io
+
+Due to the limitations of Azure Pipelines (limited free usage, no parallel, no dockerhub...), it might be more useful to use Drone.io. 
+
+Its config file can be found in `.drone.yml`.
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