diff --git a/ecole/.gitignore b/ecole/.gitignore
new file mode 100644
index 00000000..30818331
--- /dev/null
+++ b/ecole/.gitignore
@@ -0,0 +1,30 @@
+# Dependencies
+node_modules/
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# Logs
+logs/
+*.log
+
+# Environment variables
+.env
+.env.local
+.env.*.local
+
+# OS files
+.DS_Store
+Thumbs.db
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# Build outputs
+dist/
+build/
+