diff --git a/shell.nix b/shell.nix
index 5e17da8..60a2fba 100644
--- a/shell.nix
+++ b/shell.nix
@@ -91,13 +91,83 @@ pkgs.mkShell {
             }
             echo "Tpm Key files shreded."
         }
+        deployparallel() {
+            echo "Deploying to all nodes in parallel..."
+            echo ""
+            
+            local nodes=($(grep -E '^[[:space:]]*[a-zA-Z0-9_-]+-[a-zA-Z0-9_-]+-[a-zA-Z0-9_-]+-[a-zA-Z0-9_-]+[[:space:]]*=' nodes.nix | \
+                           sed 's/^[[:space:]]*//; s/[[:space:]]*=.*//' | \
+                           grep -v '^#'))
+            
+            if [ ${"\${#nodes[@]}"} -eq 0 ]; then
+                echo "No nodes found in nodes.nix"
+                return 1
+            fi
+            
+            echo "Found ${"\${#nodes[@]}"} nodes:"
+            for node in "${"\${nodes[@]}"}"; do
+                echo " - $node"
+            done
+            echo ""
+            
+            read -p "Deploy to all these nodes? (yes/no): " confirm
+            if [ "$confirm" != "yes" ]; then
+                echo "Deployment cancelled."
+                return 0
+            fi
+            
+            echo "Starting parallel deployment..."
+            echo "============================================"
+            
+            local tmpdir=$(mktemp -d)
+            local pids=()
+
+            for node in "${"\${nodes[@]}"}"; do
+                {
+                    echo "[$node] Starting deployment..."
+                    deploy -s ".#$node" 2>&1 | while IFS= read -r line; do
+                        echo "[$node] $line"
+                    done
+                    echo "[$node] Deployment finished"
+                } > "$tmpdir/$node.log" 2>&1 &
+                pids+=($!)
+            done
+            
+            while [ ${"\${#pids[@]}"} -gt 0 ]; do
+                for i in "${"\${!pids[@]}"}"; do
+                local pid=${"\${pids[i]}"}
+                local node=${"\${nodes[i]}"}
+                
+                if ! kill -0 "$pid" 2>/dev/null; then
+                    # Process finished, display its output
+                    if [ -f "$tmpdir/$node.log" ]; then
+                    cat "$tmpdir/$node.log"
+                    fi
+                    unset 'pids[i]'
+                    unset 'nodes[i]'
+                fi
+                done
+                
+                pids=(${"\${pids[@]}"})
+                nodes=(${"\${nodes[@]}"})
+                
+                sleep 1
+            done
+            
+            echo "============================================"
+            echo "All deployments completed"
+            
+            rm -rf "$tmpdir"
+        }
 
         
         export -f rungcall
         export -f runrebootall
         export -f getallhk
         export -f genwgkey
+        export -f deployparallel
     
         echo "Welcome to Federez-LaSuite network deploy-rs shell environment!"
+        echo "Available helper functions: rungcall, runrebootall, getallhk, genwgkey, deployparallel"
     '';
 }