Remove all node_module folders recursively. Useful to free up disk space by removing the node_module from those projects you have not used for a while.

remove-node_module-recursively-1.sh

# Simple version using only "find"
find . -name "node_modules" -type d -prune -exec rm -rf '{}' +

remove-node_module-recursively-2.sh

# More helpful version with some log messages and with option of dry mode
# Usage:
#   MODE: DRY
#   sh remove-node_module-recursively-2.sh ~/my-path-with-many-projects
#   MODE: REMOVE
#   sh remove-node_module-recursively-2.sh ~/my-path-with-many-projects remove
REMOVE_PATH=$1
MODE=$2
echo "Removing all node_modules from $REMOVE_PATH"
if [ "$MODE" != "remove" ]; then
  echo "-- DRY MODE --"
fi

for line in $(find $REMOVE_PATH -name "node_modules" -type d -prune); do 
  found=`echo "$line" | grep -o node_modules | wc -l`
  if [ $found -eq 1 ]; then
    echo "-> $line"
    if [ "$MODE" = "remove" ]; then
      echo "Removing..."
      rm -rf "$line"
    else
      echo "Skip (dry mode enabled)"
    fi
  fi
done