diff --git a/.env.example b/.env.example
index ae64ea6..d6b13a2 100644
--- a/.env.example
+++ b/.env.example
@@ -143,6 +143,7 @@ USER_DOMAIN_NAME=
 LETSENCRYPT_EMAIL=
 COMFYUI_HOSTNAME=comfyui.yourdomain.com
 DIFY_HOSTNAME=dify.yourdomain.com
+DOCLING_HOSTNAME=docling.yourdomain.com
 FLOWISE_HOSTNAME=flowise.yourdomain.com
 GRAFANA_HOSTNAME=grafana.yourdomain.com
 LANGFUSE_HOSTNAME=langfuse.yourdomain.com
@@ -161,9 +162,9 @@ RAGAPP_HOSTNAME=ragapp.yourdomain.com
 RAGFLOW_HOSTNAME=ragflow.yourdomain.com
 SEARXNG_HOSTNAME=searxng.yourdomain.com
 SUPABASE_HOSTNAME=supabase.yourdomain.com
+WAHA_HOSTNAME=waha.yourdomain.com
 WEAVIATE_HOSTNAME=weaviate.yourdomain.com
 WEBUI_HOSTNAME=webui.yourdomain.com
-WAHA_HOSTNAME=waha.yourdomain.com
 
 # Everything below this point is optional.
 # Default values will suffice unless you need more features/customization.
@@ -199,6 +200,15 @@ PADDLEOCR_USERNAME=
 PADDLEOCR_PASSWORD=
 PADDLEOCR_PASSWORD_HASH=
 
+############
+# [required]
+# Docling credentials (for Caddy basic auth)
+############
+
+DOCLING_USERNAME=
+DOCLING_PASSWORD=
+DOCLING_PASSWORD_HASH=
+
 ############
 # [required]
 # RAGApp credentials - used for Basic Auth in Caddy
@@ -487,3 +497,16 @@ RAGFLOW_MYSQL_ROOT_PASSWORD=
 RAGFLOW_MINIO_ROOT_PASSWORD=
 RAGFLOW_REDIS_PASSWORD=
 RAGFLOW_ELASTICSEARCH_PASSWORD=
+
+############
+# [optional]
+# Docling configuration
+# DOCLING_IMAGE: Choose CPU or GPU version
+#   - ghcr.io/docling-project/docling-serve:cpu (4.4 GB, default)
+#   - ghcr.io/docling-project/docling-serve:cu126 (10.0 GB, NVIDIA GPU with CUDA 12.6)
+#   - ghcr.io/docling-project/docling-serve:cu128 (11.4 GB, NVIDIA GPU with CUDA 12.8)
+# Note: Web UI is always enabled on /ui
+############
+DOCLING_IMAGE=ghcr.io/docling-project/docling-serve:cpu
+
+##########################################################################################
\ No newline at end of file
diff --git a/Caddyfile b/Caddyfile
index 4ba201c..17e1f52 100644
--- a/Caddyfile
+++ b/Caddyfile
@@ -140,6 +140,14 @@ https://{$NEO4J_HOSTNAME}:7687 {
     reverse_proxy paddleocr:8080
 }
 
+# Docling (Document Conversion API)
+{$DOCLING_HOSTNAME} {
+    basic_auth {
+        {$DOCLING_USERNAME} {$DOCLING_PASSWORD_HASH}
+    }
+    reverse_proxy docling:5001
+}
+
 import /etc/caddy/addons/*.conf
 
 # # SearXNG
diff --git a/README.md b/README.md
index 5c99d9e..cc7b690 100644
--- a/README.md
+++ b/README.md
@@ -30,6 +30,8 @@ The installer also makes the following powerful open-source tools **available fo
 
 ✅ [**Crawl4ai**](https://github.com/unclecode/crawl4ai) - A flexible web crawler designed for AI, enabling you to extract data from websites for your projects.
 
+✅ [**Docling**](https://github.com/docling-project/docling-serve) - Universal document converter that transforms PDF, DOCX, PPTX, XLSX, HTML, and images into clean Markdown or JSON. Features advanced PDF parsing, OCR support, and a REST API with optional web UI. Perfect for document processing in n8n workflows.
+
 ✅ [**Dify**](https://dify.ai/) - An open-source AI application development platform that provides comprehensive LLMOps capabilities, including workflow management, prompt engineering, RAG pipelines, and AI agent orchestration. Perfect for building production-ready AI applications.
 
 ✅ [**Flowise**](https://flowiseai.com/) - A no-code/low-code AI agent builder that complements n8n perfectly, allowing you to create sophisticated AI applications with ease.
diff --git a/docker-compose.yml b/docker-compose.yml
index 433139e..f915a1d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -230,6 +230,9 @@ services:
       - COMFYUI_PASSWORD_HASH=${COMFYUI_PASSWORD_HASH}
       - COMFYUI_USERNAME=${COMFYUI_USERNAME}
       - DIFY_HOSTNAME=${DIFY_HOSTNAME}
+      - DOCLING_HOSTNAME=${DOCLING_HOSTNAME}
+      - DOCLING_PASSWORD_HASH=${DOCLING_PASSWORD_HASH}
+      - DOCLING_USERNAME=${DOCLING_USERNAME}
       - FLOWISE_HOSTNAME=${FLOWISE_HOSTNAME}
       - GRAFANA_HOSTNAME=${GRAFANA_HOSTNAME}
       - LANGFUSE_HOSTNAME=${LANGFUSE_HOSTNAME}
@@ -1048,3 +1051,18 @@ services:
       timeout: 10s
       retries: 5
       start_period: 60s
+
+  docling:
+    image: ${DOCLING_IMAGE:-ghcr.io/docling-project/docling-serve:cpu}
+    container_name: docling
+    profiles: ["docling"]
+    restart: unless-stopped
+    environment:
+      - DOCLING_SERVE_ENABLE_UI=1
+    shm_size: 1g
+    healthcheck:
+      test: ["CMD-SHELL", "wget -qO- http://localhost:5001/docs > /dev/null || exit 1"]
+      interval: 30s
+      timeout: 10s
+      retries: 5
+      start_period: 30s
diff --git a/scripts/03_generate_secrets.sh b/scripts/03_generate_secrets.sh
index 02c096e..13fc851 100644
--- a/scripts/03_generate_secrets.sh
+++ b/scripts/03_generate_secrets.sh
@@ -66,6 +66,8 @@ declare -A VARS_TO_GENERATE=(
     # LightRAG credentials
     ["LIGHTRAG_PASSWORD"]="password:32"
     ["LIGHTRAG_API_KEY"]="secret:48"
+    # Docling credentials
+    ["DOCLING_PASSWORD"]="password:32"
 )
 
 # Initialize existing_env_vars and attempt to read .env if it exists
@@ -274,6 +276,7 @@ generated_values["LT_USERNAME"]="$USER_EMAIL" # Set LibreTranslate username for
 generated_values["LIGHTRAG_USERNAME"]="$USER_EMAIL" # Set LightRAG username for built-in auth
 generated_values["WAHA_DASHBOARD_USERNAME"]="$USER_EMAIL" # WAHA dashboard username default
 generated_values["WHATSAPP_SWAGGER_USERNAME"]="$USER_EMAIL" # WAHA swagger username default
+generated_values["DOCLING_USERNAME"]="$USER_EMAIL" # Set Docling username for Caddy
 
 
 # Create a temporary file for processing
@@ -297,6 +300,7 @@ found_vars["NEO4J_AUTH_USERNAME"]=0
 found_vars["COMFYUI_USERNAME"]=0
 found_vars["RAGAPP_USERNAME"]=0
 found_vars["PADDLEOCR_USERNAME"]=0
+found_vars["DOCLING_USERNAME"]=0
 found_vars["LT_USERNAME"]=0
 found_vars["LIGHTRAG_USERNAME"]=0
 found_vars["WAHA_DASHBOARD_USERNAME"]=0
@@ -429,7 +433,7 @@ if [[ -z "${generated_values[SERVICE_ROLE_KEY]}" ]]; then
 fi
 
 # Add any custom variables that weren't found in the template
-for var in "FLOWISE_USERNAME" "DASHBOARD_USERNAME" "LETSENCRYPT_EMAIL" "RUN_N8N_IMPORT" "OPENAI_API_KEY" "PROMETHEUS_USERNAME" "SEARXNG_USERNAME" "LANGFUSE_INIT_USER_EMAIL" "N8N_WORKER_COUNT" "WEAVIATE_USERNAME" "NEO4J_AUTH_USERNAME" "COMFYUI_USERNAME" "RAGAPP_USERNAME" "PADDLEOCR_USERNAME" "LT_USERNAME" "LIGHTRAG_USERNAME" "WAHA_DASHBOARD_USERNAME" "WHATSAPP_SWAGGER_USERNAME"; do
+for var in "FLOWISE_USERNAME" "DASHBOARD_USERNAME" "LETSENCRYPT_EMAIL" "RUN_N8N_IMPORT" "OPENAI_API_KEY" "PROMETHEUS_USERNAME" "SEARXNG_USERNAME" "LANGFUSE_INIT_USER_EMAIL" "N8N_WORKER_COUNT" "WEAVIATE_USERNAME" "NEO4J_AUTH_USERNAME" "COMFYUI_USERNAME" "RAGAPP_USERNAME" "PADDLEOCR_USERNAME" "LT_USERNAME" "LIGHTRAG_USERNAME" "WAHA_DASHBOARD_USERNAME" "WHATSAPP_SWAGGER_USERNAME" "DOCLING_USERNAME"; do
     if [[ ${found_vars["$var"]} -eq 0 && -v generated_values["$var"] ]]; then
         # Before appending, check if it's already in TMP_ENV_FILE to avoid duplicates
         if ! grep -q -E "^${var}=" "$TMP_ENV_FILE"; then
@@ -607,6 +611,18 @@ if [[ -z "$FINAL_LT_HASH" && -n "$LT_PLAIN_PASS" ]]; then
 fi
 _update_or_add_env_var "LT_PASSWORD_HASH" "$FINAL_LT_HASH"
 
+# --- DOCLING ---
+DOCLING_PLAIN_PASS="${generated_values["DOCLING_PASSWORD"]}"
+FINAL_DOCLING_HASH="${generated_values[DOCLING_PASSWORD_HASH]}"
+if [[ -z "$FINAL_DOCLING_HASH" && -n "$DOCLING_PLAIN_PASS" ]]; then
+    NEW_HASH=$(_generate_and_get_hash "$DOCLING_PLAIN_PASS")
+    if [[ -n "$NEW_HASH" ]]; then
+        FINAL_DOCLING_HASH="$NEW_HASH"
+        generated_values["DOCLING_PASSWORD_HASH"]="$NEW_HASH"
+    fi
+fi
+_update_or_add_env_var "DOCLING_PASSWORD_HASH" "$FINAL_DOCLING_HASH"
+
 if [ $? -eq 0 ]; then # This $? reflects the status of the last mv command from the last _update_or_add_env_var call.
     # For now, assuming if we reached here and mv was fine, primary operations were okay.
     echo ".env file generated successfully in the project root ($OUTPUT_FILE)."
diff --git a/scripts/04_wizard.sh b/scripts/04_wizard.sh
index 15f0426..932ba63 100755
--- a/scripts/04_wizard.sh
+++ b/scripts/04_wizard.sh
@@ -53,6 +53,7 @@ base_services_data=(
     "cloudflare-tunnel" "Cloudflare Tunnel (Zero-Trust Secure Access)"
     "comfyui" "ComfyUI (Node-based Stable Diffusion UI)"
     "crawl4ai" "Crawl4ai (Web Crawler for AI)"
+    "docling" "Docling (Universal Document Converter to Markdown/JSON)"
     "dify" "Dify (AI Application Development Platform with LLMOps)"
     "flowise" "Flowise (AI Agent Builder)"
     "gotenberg" "Gotenberg (Document Conversion API)"
diff --git a/scripts/07_final_report.sh b/scripts/07_final_report.sh
index f395bdd..2bf904f 100644
--- a/scripts/07_final_report.sh
+++ b/scripts/07_final_report.sh
@@ -221,6 +221,31 @@ if is_profile_active "crawl4ai"; then
   echo "(Note: Not exposed externally via Caddy by default)"
 fi
 
+if is_profile_active "docling"; then
+  echo
+  echo "================================= Docling ============================="
+  echo
+  echo "Host: ${DOCLING_HOSTNAME:-<hostname_not_set>}"
+  echo "User: ${DOCLING_USERNAME:-<not_set_in_env>}"
+  echo "Password: ${DOCLING_PASSWORD:-<not_set_in_env>}"
+  echo "API (external via Caddy): https://${DOCLING_HOSTNAME:-<hostname_not_set>}"
+  echo "API (internal): http://docling:5001"
+  echo ""
+  echo "Web UI: https://${DOCLING_HOSTNAME:-<hostname_not_set>}/ui"
+  echo "API Docs: https://${DOCLING_HOSTNAME:-<hostname_not_set>}/docs"
+  echo ""
+  echo "Configuration:"
+  echo "  Docker Image: ${DOCLING_IMAGE:-ghcr.io/docling-project/docling-serve:cpu}"
+  echo ""
+  echo "Main API Endpoint:"
+  echo "  POST /v1/convert/source"
+  echo "  Body: {\"sources\": [{\"kind\": \"http\", \"url\": \"https://example.com/doc.pdf\"}]}"
+  echo ""
+  echo "Supported formats: PDF, DOCX, PPTX, XLSX, HTML, images"
+  echo "Output formats: Markdown, JSON, HTML"
+  echo "GitHub: https://github.com/docling-project/docling-serve"
+fi
+
 if is_profile_active "gotenberg"; then
   echo
   echo "================================= Gotenberg ============================"