diff --git a/.env b/.env
index c3443fb..26086ba 100644
--- a/.env
+++ b/.env
@@ -3,12 +3,17 @@ DEBUG=true
 
 # API local configuration
 PORT=3636
-HOST=0.0.0.0
+HOST=localhost
 ALLOW_DOMAINS=.
 
 # Redis local configuration
 REDIS_URL=redis://127.0.0.1:6379
 
+# RabbitMQ local configuration
+RABBITMQ_CHANNELS=1
+RABBITMQ_QUEUE=PRERENDER
+RABBITMQ_URL=amqp://127.0.0.1:5672
+
 # Prerender local configuration
 CHROME_DEBUGGING_PORT=9222
 #CHROME_BIN ===== for local enw will take your Chrome automatically
diff --git a/Dockerfile b/Dockerfile
index b04d4f1..acd05e0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,6 +4,9 @@ RUN apk add --update-cache chromium && \
     rm -rf /var/cache/apk/* /tmp/*
 
 ENV DEBUG=false \
+    HOST=0.0.0.0 \
+    REDIS_URL="" \
+    RABBITMQ_URL="" \
     CHROME_DEBUGGING_PORT=9222 \
     CHROME_BIN=/usr/bin/chromium-browser \
     CHROME_FLAGS="--no-sandbox,--headless,--disable-gpu,--remote-debugging-port=9222,--hide-scrollbars,--disable-dev-shm-usage"
diff --git a/README.md b/README.md
index e380557..f0ecf1c 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,6 @@ Before start development locally, please make sure you have installed [Chrome br
 
 `npm run start:dev`
 
-> NOTE Starting Redis on MAC using Brew `brew services start redis`
 
 ## Development using [Docker](https://www.docker.com/)
 Please, take in mind, that the `Dockerfile` isn't for local usage. It exists to simplify inserting the app into complex infrastructures.
@@ -35,15 +34,21 @@ Deployment using `Dockerfile` require only `REDIS_URL`.
 
 `REDIS_URL=` connection to Redis within your environment
 
+`RABBITMQ_URL=` connection to RabbitMQ within your environment (optional)
+
 > Defaults
 - `PORT=3636`
 - `DEBUG=false`
 - `HOST=0.0.0.0`
 - `ALLOW_DOMAINS=.`
 - `CHROME_DEBUGGING_PORT=9222`
-- `CHROME_FORWARD_HEADERS=true`
 - `CHROME_BIN=/usr/bin/chromium-browser`
 - `CHROME_FLAGS=--no-sandbox,--headless,--disable-gpu,--remote-debugging-port=9222,--hide-scrollbars,--disable-dev-shm-usage`
+- `REDIS_URL=`
+- `RABBITMQ_URL=`
+- `RABBITMQ_CHANNELS=1`
+- `RABBITMQ_QUEUE=PRERENDER`
+
 
 ---
 ### API
@@ -52,13 +57,18 @@ Deployment using `Dockerfile` require only `REDIS_URL`.
   - `curl 'http://localhost:3636/health'`
   - `{ status: "UP" | "DOWN"  }`
 
-- Will render URL in `Chrome` browser then return `HTML` only the first time. After providing `HTML` content from the cache.
+- Will render URL in `Chromium` browser then return `HTML` only the first time. After that, provide `HTML` content from the cache.
   - **GET /render**
   - `curl 'http://localhost:3636/render?url=http://example.com/'`
 
-- Force reset cache and render url in `Chrome` browser then return `html`.
+- Force reset the cache and render URL in `Chromium` browser, returns `HTML`.
   - **GET /refresh**
   - `curl 'http://localhost:3636/refresh?url=http://example.com/'`
+  - Optional query `ignoreResults=true` to avoid html results
+
+- Force reset the cache and render URLs in `Chromium` browser
+  - **POST /refresh**
+  - `curl 'http://localhost:3636/refresh' -X 'POST' --data-raw '["not a link","http://example.com/","http://example.com/"]'`
 
 - Will get URL `HTML` content from the cache.
   - **GET /cached**
@@ -68,3 +78,17 @@ Deployment using `Dockerfile` require only `REDIS_URL`.
   - **DELETE /cached**
   - `curl -X 'DELETE' 'http://localhost:3636/cached?url=http://example.com/'`
 
+# TODO
+- [x] Render SPA page to get HTML
+- [x] Cache HTML
+- [x] Refresh cached HTML
+- [x] Cache unlimited but controlled via API
+- [x] Health status
+- [x] Base environment
+- [x] Docker image
+- [x] Docker for local development
+- [x] Domain limitation
+- [x] Queue for rendering
+- [ ] Accumulate Sitemap
+- [ ] Different cache technology
+- [ ] Different queue technology
diff --git a/docker-compose.yaml b/docker-compose.yaml
index fbc7e99..444b023 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -10,8 +10,10 @@ services:
       DEBUG: 1
       PORT: 3636
       REDIS_URL: redis://cache:6379/0
+      RABBITMQ_URL: amqp://queue:5672
     depends_on:
       - cache
+      - queue
     ports:
       - '3636:3636'
     command: npm run start:dev
@@ -28,5 +30,14 @@ services:
     volumes:
       - cache:/data/cache
 
+  queue:
+    image: rabbitmq:management
+    restart: always
+    ports:
+      - '5672:5672'
+      - '15672:15672'
+    volumes:
+      - cache:/data/queue
+
 volumes:
   cache:
diff --git a/package-lock.json b/package-lock.json
index ebad10b..5772b21 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,14 +1,15 @@
 {
   "name": "s-prerender",
-  "version": "1.0.8",
+  "version": "1.0.9",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "s-prerender",
-      "version": "1.0.8",
+      "version": "1.0.9",
       "license": "MIT",
       "dependencies": {
+        "amqplib": "^0.10.3",
         "chrome-remote-interface": "^0.31.3",
         "dotenv": "^16.0.1",
         "redis": "^4.2.0"
@@ -21,6 +22,40 @@
         "npm": ">=7"
       }
     },
+    "node_modules/@acuminous/bitsyntax": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/@acuminous/bitsyntax/-/bitsyntax-0.1.2.tgz",
+      "integrity": "sha512-29lUK80d1muEQqiUsSo+3A0yP6CdspgC95EnKBMi22Xlwt79i/En4Vr67+cXhU+cZjbti3TgGGC5wy1stIywVQ==",
+      "dependencies": {
+        "buffer-more-ints": "~1.0.0",
+        "debug": "^4.3.4",
+        "safe-buffer": "~5.1.2"
+      },
+      "engines": {
+        "node": ">=0.8"
+      }
+    },
+    "node_modules/@acuminous/bitsyntax/node_modules/debug": {
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+      "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+      "dependencies": {
+        "ms": "2.1.2"
+      },
+      "engines": {
+        "node": ">=6.0"
+      },
+      "peerDependenciesMeta": {
+        "supports-color": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@acuminous/bitsyntax/node_modules/ms": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+    },
     "node_modules/@redis/bloom": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/@redis/bloom/-/bloom-1.0.2.tgz",
@@ -80,6 +115,20 @@
       "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==",
       "dev": true
     },
+    "node_modules/amqplib": {
+      "version": "0.10.3",
+      "resolved": "https://registry.npmjs.org/amqplib/-/amqplib-0.10.3.tgz",
+      "integrity": "sha512-UHmuSa7n8vVW/a5HGh2nFPqAEr8+cD4dEZ6u9GjP91nHfr1a54RyAKyra7Sb5NH7NBKOUlyQSMXIp0qAixKexw==",
+      "dependencies": {
+        "@acuminous/bitsyntax": "^0.1.2",
+        "buffer-more-ints": "~1.0.0",
+        "readable-stream": "1.x >=1.1.9",
+        "url-parse": "~1.5.10"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
     "node_modules/anymatch": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.2.tgz",
@@ -130,6 +179,11 @@
         "node": ">=8"
       }
     },
+    "node_modules/buffer-more-ints": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/buffer-more-ints/-/buffer-more-ints-1.0.0.tgz",
+      "integrity": "sha512-EMetuGFz5SLsT0QTnXzINh4Ksr+oo4i+UGTXEshiGCQWnsgSs7ZhJ8fzlwQ+OzEMs0MpDAMr1hxnblp5a4vcHg=="
+    },
     "node_modules/chokidar": {
       "version": "3.5.3",
       "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.5.3.tgz",
@@ -188,6 +242,11 @@
       "integrity": "sha512-/Srv4dswyQNBfohGpz9o6Yb3Gz3SrUDqBH5rTuhGR7ahtlbYKnVxw2bCFMRljaA7EXHaXZ8wsHdodFvbkhKmqg==",
       "dev": true
     },
+    "node_modules/core-util-is": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.3.tgz",
+      "integrity": "sha512-ZQBvi1DcpJ4GDqanjucZ2Hj3wEO5pZDS89BWbkcrvdxksJorwUDDZamX9ldFkp9aw2lmBDLgkObEA4DWNJ9FYQ=="
+    },
     "node_modules/debug": {
       "version": "3.2.7",
       "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.7.tgz",
@@ -266,6 +325,11 @@
       "integrity": "sha512-Ius2VYcGNk7T90CppJqcIkS5ooHUZyIQK+ClZfMfMNFEF9VSE73Fq+906u/CWu92x4gzZMWOwfFYckPObzdEbA==",
       "dev": true
     },
+    "node_modules/inherits": {
+      "version": "2.0.4",
+      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
+      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ=="
+    },
     "node_modules/is-binary-path": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/is-binary-path/-/is-binary-path-2.1.0.tgz",
@@ -308,6 +372,11 @@
         "node": ">=0.12.0"
       }
     },
+    "node_modules/isarray": {
+      "version": "0.0.1",
+      "resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz",
+      "integrity": "sha512-D2S+3GLxWH+uhrNEcoh/fnmYeP8E8/zHl644d/jdA0g2uyXvy3sb0qxotE+ne0LtccHknQzWwZEzhak7oJ0COQ=="
+    },
     "node_modules/minimatch": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
@@ -397,6 +466,22 @@
       "integrity": "sha512-77DZwxQmxKnu3aR542U+X8FypNzbfJ+C5XQDk3uWjWxn6151aIMGthWYRXTqT1E5oJvg+ljaa2OJi+VfvCOQ8w==",
       "dev": true
     },
+    "node_modules/querystringify": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/querystringify/-/querystringify-2.2.0.tgz",
+      "integrity": "sha512-FIqgj2EUvTa7R50u0rGsyTftzjYmv/a3hO345bZNrqabNqjtgiDMgmo4mkUjd+nzU5oF3dClKqFIPUKybUyqoQ=="
+    },
+    "node_modules/readable-stream": {
+      "version": "1.1.14",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz",
+      "integrity": "sha512-+MeVjFf4L44XUkhM1eYbD8fyEsxcV81pqMSR5gblfcLCHfZvbrqy4/qYHE+/R5HoBUT11WV5O08Cr1n3YXkWVQ==",
+      "dependencies": {
+        "core-util-is": "~1.0.0",
+        "inherits": "~2.0.1",
+        "isarray": "0.0.1",
+        "string_decoder": "~0.10.x"
+      }
+    },
     "node_modules/readdirp": {
       "version": "3.6.0",
       "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.6.0.tgz",
@@ -422,6 +507,16 @@
         "@redis/time-series": "1.0.3"
       }
     },
+    "node_modules/requires-port": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/requires-port/-/requires-port-1.0.0.tgz",
+      "integrity": "sha512-KigOCHcocU3XODJxsu8i/j8T9tzT4adHiecwORRQ0ZZFcp7ahwXuRU1m+yuO90C5ZUyGeGfocHDI14M3L3yDAQ=="
+    },
+    "node_modules/safe-buffer": {
+      "version": "5.1.2",
+      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+    },
     "node_modules/semver": {
       "version": "5.7.1",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
@@ -452,6 +547,11 @@
         "semver": "bin/semver.js"
       }
     },
+    "node_modules/string_decoder": {
+      "version": "0.10.31",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
+      "integrity": "sha512-ev2QzSzWPYmy9GuqfIVildA4OdcGLeFZQrq5ys6RtiuF+RQQiZWr8TZNyAcuVXyQRYfEO+MsoB/1BuQVhOJuoQ=="
+    },
     "node_modules/supports-color": {
       "version": "5.5.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
@@ -494,6 +594,15 @@
       "integrity": "sha512-WxONCrssBM8TSPRqN5EmsjVrsv4A8X12J4ArBiiayv3DyyG3ZlIg6yysuuSYdZsVz3TKcTg2fd//Ujd4CHV1iA==",
       "dev": true
     },
+    "node_modules/url-parse": {
+      "version": "1.5.10",
+      "resolved": "https://registry.npmjs.org/url-parse/-/url-parse-1.5.10.tgz",
+      "integrity": "sha512-WypcfiRhfeUP9vvF0j6rw0J3hrWrw6iZv3+22h6iRMJ/8z1Tj6XfLP4DsUix5MhMPnXpiHDoKyoZ/bdCkwBCiQ==",
+      "dependencies": {
+        "querystringify": "^2.1.1",
+        "requires-port": "^1.0.0"
+      }
+    },
     "node_modules/ws": {
       "version": "7.5.9",
       "resolved": "https://registry.npmjs.org/ws/-/ws-7.5.9.tgz",
@@ -521,6 +630,31 @@
     }
   },
   "dependencies": {
+    "@acuminous/bitsyntax": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/@acuminous/bitsyntax/-/bitsyntax-0.1.2.tgz",
+      "integrity": "sha512-29lUK80d1muEQqiUsSo+3A0yP6CdspgC95EnKBMi22Xlwt79i/En4Vr67+cXhU+cZjbti3TgGGC5wy1stIywVQ==",
+      "requires": {
+        "buffer-more-ints": "~1.0.0",
+        "debug": "^4.3.4",
+        "safe-buffer": "~5.1.2"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.3.4",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+          "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+          "requires": {
+            "ms": "2.1.2"
+          }
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+        }
+      }
+    },
     "@redis/bloom": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/@redis/bloom/-/bloom-1.0.2.tgz",
@@ -567,6 +701,17 @@
       "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==",
       "dev": true
     },
+    "amqplib": {
+      "version": "0.10.3",
+      "resolved": "https://registry.npmjs.org/amqplib/-/amqplib-0.10.3.tgz",
+      "integrity": "sha512-UHmuSa7n8vVW/a5HGh2nFPqAEr8+cD4dEZ6u9GjP91nHfr1a54RyAKyra7Sb5NH7NBKOUlyQSMXIp0qAixKexw==",
+      "requires": {
+        "@acuminous/bitsyntax": "^0.1.2",
+        "buffer-more-ints": "~1.0.0",
+        "readable-stream": "1.x >=1.1.9",
+        "url-parse": "~1.5.10"
+      }
+    },
     "anymatch": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.2.tgz",
@@ -608,6 +753,11 @@
         "fill-range": "^7.0.1"
       }
     },
+    "buffer-more-ints": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/buffer-more-ints/-/buffer-more-ints-1.0.0.tgz",
+      "integrity": "sha512-EMetuGFz5SLsT0QTnXzINh4Ksr+oo4i+UGTXEshiGCQWnsgSs7ZhJ8fzlwQ+OzEMs0MpDAMr1hxnblp5a4vcHg=="
+    },
     "chokidar": {
       "version": "3.5.3",
       "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.5.3.tgz",
@@ -649,6 +799,11 @@
       "integrity": "sha512-/Srv4dswyQNBfohGpz9o6Yb3Gz3SrUDqBH5rTuhGR7ahtlbYKnVxw2bCFMRljaA7EXHaXZ8wsHdodFvbkhKmqg==",
       "dev": true
     },
+    "core-util-is": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.3.tgz",
+      "integrity": "sha512-ZQBvi1DcpJ4GDqanjucZ2Hj3wEO5pZDS89BWbkcrvdxksJorwUDDZamX9ldFkp9aw2lmBDLgkObEA4DWNJ9FYQ=="
+    },
     "debug": {
       "version": "3.2.7",
       "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.7.tgz",
@@ -705,6 +860,11 @@
       "integrity": "sha512-Ius2VYcGNk7T90CppJqcIkS5ooHUZyIQK+ClZfMfMNFEF9VSE73Fq+906u/CWu92x4gzZMWOwfFYckPObzdEbA==",
       "dev": true
     },
+    "inherits": {
+      "version": "2.0.4",
+      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
+      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ=="
+    },
     "is-binary-path": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/is-binary-path/-/is-binary-path-2.1.0.tgz",
@@ -735,6 +895,11 @@
       "integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng==",
       "dev": true
     },
+    "isarray": {
+      "version": "0.0.1",
+      "resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz",
+      "integrity": "sha512-D2S+3GLxWH+uhrNEcoh/fnmYeP8E8/zHl644d/jdA0g2uyXvy3sb0qxotE+ne0LtccHknQzWwZEzhak7oJ0COQ=="
+    },
     "minimatch": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
@@ -795,6 +960,22 @@
       "integrity": "sha512-77DZwxQmxKnu3aR542U+X8FypNzbfJ+C5XQDk3uWjWxn6151aIMGthWYRXTqT1E5oJvg+ljaa2OJi+VfvCOQ8w==",
       "dev": true
     },
+    "querystringify": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/querystringify/-/querystringify-2.2.0.tgz",
+      "integrity": "sha512-FIqgj2EUvTa7R50u0rGsyTftzjYmv/a3hO345bZNrqabNqjtgiDMgmo4mkUjd+nzU5oF3dClKqFIPUKybUyqoQ=="
+    },
+    "readable-stream": {
+      "version": "1.1.14",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz",
+      "integrity": "sha512-+MeVjFf4L44XUkhM1eYbD8fyEsxcV81pqMSR5gblfcLCHfZvbrqy4/qYHE+/R5HoBUT11WV5O08Cr1n3YXkWVQ==",
+      "requires": {
+        "core-util-is": "~1.0.0",
+        "inherits": "~2.0.1",
+        "isarray": "0.0.1",
+        "string_decoder": "~0.10.x"
+      }
+    },
     "readdirp": {
       "version": "3.6.0",
       "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.6.0.tgz",
@@ -817,6 +998,16 @@
         "@redis/time-series": "1.0.3"
       }
     },
+    "requires-port": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/requires-port/-/requires-port-1.0.0.tgz",
+      "integrity": "sha512-KigOCHcocU3XODJxsu8i/j8T9tzT4adHiecwORRQ0ZZFcp7ahwXuRU1m+yuO90C5ZUyGeGfocHDI14M3L3yDAQ=="
+    },
+    "safe-buffer": {
+      "version": "5.1.2",
+      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+    },
     "semver": {
       "version": "5.7.1",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
@@ -840,6 +1031,11 @@
         }
       }
     },
+    "string_decoder": {
+      "version": "0.10.31",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
+      "integrity": "sha512-ev2QzSzWPYmy9GuqfIVildA4OdcGLeFZQrq5ys6RtiuF+RQQiZWr8TZNyAcuVXyQRYfEO+MsoB/1BuQVhOJuoQ=="
+    },
     "supports-color": {
       "version": "5.5.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
@@ -873,6 +1069,15 @@
       "integrity": "sha512-WxONCrssBM8TSPRqN5EmsjVrsv4A8X12J4ArBiiayv3DyyG3ZlIg6yysuuSYdZsVz3TKcTg2fd//Ujd4CHV1iA==",
       "dev": true
     },
+    "url-parse": {
+      "version": "1.5.10",
+      "resolved": "https://registry.npmjs.org/url-parse/-/url-parse-1.5.10.tgz",
+      "integrity": "sha512-WypcfiRhfeUP9vvF0j6rw0J3hrWrw6iZv3+22h6iRMJ/8z1Tj6XfLP4DsUix5MhMPnXpiHDoKyoZ/bdCkwBCiQ==",
+      "requires": {
+        "querystringify": "^2.1.1",
+        "requires-port": "^1.0.0"
+      }
+    },
     "ws": {
       "version": "7.5.9",
       "resolved": "https://registry.npmjs.org/ws/-/ws-7.5.9.tgz",
diff --git a/package.json b/package.json
index 59aa214..db5c3a2 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "s-prerender",
-  "version": "1.0.8",
+  "version": "1.0.9",
   "type": "module",
   "description": "s-prerender is the Service to solve SPA problems with SEO",
   "main": "src/index.js",
@@ -13,6 +13,7 @@
   "homepage": "https://github.com/sajera/s-prerender#s-prerender",
   "license": "MIT",
   "dependencies": {
+    "amqplib": "^0.10.3",
     "chrome-remote-interface": "^0.31.3",
     "dotenv": "^16.0.1",
     "redis": "^4.2.0"
diff --git a/src/api/index.js b/src/api/index.js
index 58eef07..1f3d0b5 100644
--- a/src/api/index.js
+++ b/src/api/index.js
@@ -4,7 +4,7 @@ import url from 'node:url';
 import { createServer } from 'node:http';
 
 // local dependencies
-import { logError, log, suid, DEBUG } from '../config.js';
+import { logError, log, suid } from '../config.js';
 
 // NOTE required interface for "api"
 export default { start, isReady, middleware };
@@ -18,7 +18,7 @@ export function start (config) {
   isReady() && api.close(() => log('[api:stopped]'));
   return new Promise(resolve => {
     api = createServer(middleware);
-    log('[api:starting]', config);
+    log('[api:connecting]', config);
     api.listen(config.port, config.host, () => {
       log('[api:started]', `http://${config.host}:${config.port}/`);
       resolve();
diff --git a/src/cache/index.js b/src/cache/index.js
index 6b8a573..6e3f431 100644
--- a/src/cache/index.js
+++ b/src/cache/index.js
@@ -1,7 +1,20 @@
 
+// local dependencies
 import redis from './redis.js';
 
-// TODO switching caches based on environment
-// NOTE for now implemented only Redis ¯\_(ツ)_/¯
+// configure
+const noop = () => null;
+// NOTE module interface
+const cache = { start, isReady: noop, set: noop, get: noop, del: noop };
 
-export default redis;
+// NOTE switching based on environment variables
+function start (config) {
+  if (config.redis) {
+    Object.assign(cache, redis);
+    return redis.start(config);
+  }
+  // NOTE for now implemented only Redis ¯\_(ツ)_/¯
+  // throw new Error('No useful CACHE configuration found');
+}
+
+export default cache;
diff --git a/src/cache/redis.js b/src/cache/redis.js
index 3c50c9e..1fe5a80 100644
--- a/src/cache/redis.js
+++ b/src/cache/redis.js
@@ -18,12 +18,12 @@ export function isReady () { return CONNECTED; }
 
 export async function start (config) {
   log('[redis:connecting]', config);
-  client = createClient(config);
-  client.on('connect', () => debug('[redis:start]', CONNECTED = true));
-  client.on('ready', () => debug('[redis:ready]'));
+  client = createClient({ url: config.redisUrl });
+  client.on('connect', () => debug('[redis:start]'));
+  client.on('ready', () => debug('[redis:connected]', CONNECTED = true));
   client.on('end', () => debug('[redis:stopped]', CONNECTED = false));
   client.on('error', error => logError('REDIS', { message: error.message, stack: error.stack }));
   await client.connect();
-  log('[redis:connected]');
+  log('[redis:started]', config.redisUrl);
 }
 
diff --git a/src/config.js b/src/config.js
index 0b2ee51..959cc0e 100644
--- a/src/config.js
+++ b/src/config.js
@@ -2,29 +2,41 @@
 // outsource dependencies
 import dotenv from 'dotenv';
 
-// local dependencies
-
+// NOTE log unhandled promise exception
+process.on('unhandledRejection', error => logError('[service:unhandledRejection]', error && {
+  message: error.message,
+  stack: error.stack,
+  code: error.code,
+}));
+// NOTE log process exception
+process.on('uncaughtException', error => logError('[service:uncaughtException]', error && {
+  message: error.message,
+  stack: error.stack,
+  code: error.code,
+}) || process.exit(1));
+// NOTE strict dotenv rules to avoid unexpected process environment - .env is defaults with minimal priority
 dotenv.config({ override: false, debug: varBoolean(process.env.DEBUG) });
+// NOTE reading any variables only after reading defaults to make sure the minimal required data was set
 export const DEBUG = varBoolean(process.env.DEBUG);
-
+// NOTE
 export const API = {
   port: varNumber(process.env.PORT),
   host: varString(process.env.HOST),
   allowDomains: varArray(process.env.ALLOW_DOMAINS) || ['.'],
 };
+// NOTE for now RabbitMQ only
+export const QUEUE = {
+  rabbitmq: Boolean(process.env.RABBITMQ_URL),
+  rabbitmqUrl: varString(process.env.RABBITMQ_URL),
+  rabbitmqQueue: varString(process.env.RABBITMQ_QUEUE),
+  rabbitmqChannels: varNumber(process.env.RABBITMQ_CHANNELS),
+};
 // NOTE for now Redis only
 export const CACHE = {
-  url: varString(process.env.REDIS_URL),
-  // name: process.env.REDIS_NAME,
-  // database: process.env.REDIS_DB,
-  // username: process.env.REDIS_USERNAME,
-  // password: process.env.REDIS_PASSWORD,
-  // commandsQueueMaxLength?: number;
-  // disableOfflineQueue?: boolean;
-  // readonly?: boolean;
-  // legacyMode?: boolean;
-  // isolationPoolOptions?: PoolOptions;
+  redis: Boolean(process.env.REDIS_URL),
+  redisUrl: varString(process.env.REDIS_URL),
 };
+// NOTE Chrome/Chromium only
 export const PRERENDER = {
   browserDebuggingPort: varNumber(process.env.CHROME_DEBUGGING_PORT),
   chromeLocation: varString(process.env.CHROME_BIN),
@@ -37,6 +49,7 @@ export const PRERENDER = {
   followRedirects: varBoolean(process.env.CHROME_FOLLOW_REDIREC), // Weather to follow redirect
   cleanupHtmlScript: varString(process.env.CHROME_CLEANUP_HTML_SCRIPT) || defaultCleanupHtmlScript(), // ability to pass string with JS to execute on all pages
 };
+export const config = { API, CACHE, PRERENDER, QUEUE };
 /******************************************************
  *            variables parsers
  *****************************************************/
@@ -52,6 +65,7 @@ export function varArray (value) {
 export function varString (value) {
   return /^(null|undefined)$/i.test(value) ? void 0 : value;
 }
+// TODO way to setup js for rendered page
 export function defaultCleanupHtmlScript () {
   return `(tags => {
   for(const tag of tags) {
diff --git a/src/index.js b/src/index.js
index 58dc3bc..5c1921d 100644
--- a/src/index.js
+++ b/src/index.js
@@ -5,30 +5,21 @@ import qs from 'node:querystring';
 // local dependencies
 import api from './api/index.js';
 import cache from './cache/index.js';
+import queue from './queue/index.js';
 import prerender from './prerender/index.js';
-import { isUrl, logError, log, API, CACHE, PRERENDER } from './config.js';
-
-// NOTE log unhandled promise exception
-process.on('unhandledRejection', error => logError('[service:unhandledRejection]', error && {
-  message: error.message,
-  stack: error.stack,
-  code: error.code,
-}));
-// NOTE log process exception
-process.on('uncaughtException', error => logError('[service:uncaughtException]', error && {
-  message: error.message,
-  stack: error.stack,
-  code: error.code,
-}) || process.exit(1));
+import { isUrl, logError, log, config } from './config.js';
 
 // configure
 let READY;
+const services = { API: api, CACHE: cache, PRERENDER: prerender, QUEUE: queue };
+const servicesIds = Object.keys(services);
 // run all services
-Promise.all([
-  api.start(API),
-  cache.start(CACHE),
-  prerender.start(PRERENDER),
-]).then(() => log('[service:ready]', READY = true));
+Promise.all(servicesIds.map(id => services[id].start(config[id])))
+  .then(() => log('[service:started]', READY = true))
+  .catch(error => {
+    logError('SERVICES', error.message);
+    process.exit(100500);
+  });
 
 /******************************************************
  * GET /health
@@ -38,7 +29,7 @@ health.contentType = 'application/json';
 function health () {
   let ready = false;
   try {
-    checkReadyState();
+    checkReadyState(servicesIds);
     ready = true;
   } catch (e) { }
   return JSON.stringify({ status: ready ? 'UP' : 'DOWN' });
@@ -50,30 +41,40 @@ function health () {
 api.middleware.GET['/render'] = render;
 render.contentType = 'text/html';
 async function render (request) {
-  checkReadyState();
-  const url = validUrl(request);
-  const results = await cache.get(url);
-  if (results) {
-    log('[api:from-cache]', url);
-    return results;
+  try {
+    return await getCached(request);
+  } catch (error) {
+    return getRefresh(request);
   }
-  log('[api:no-cache]', url);
-  return refresh(request);
 }
 
 /******************************************************
  * GET /refresh?url=http://example.com/
  *****************************************************/
-api.middleware.GET['/refresh'] = refresh;
-refresh.contentType = 'text/html';
-async function refresh (request) {
-  checkReadyState();
+api.middleware.GET['/refresh'] = getRefresh;
+getRefresh.contentType = 'text/html';
+async function getRefresh (request) {
+  checkReadyState(['CACHE', 'PRERENDER']);
   const url = validUrl(request);
   const results = await prerender.render(url);
   log('[api:generate]', url);
   await cache.set(url, results);
   log('[api:to-cache]', url);
-  return results;
+  return qs.parse(request.url.query).ignoreResults ? 'OK' : results;
+}
+
+/******************************************************
+ * POST /refresh
+ *****************************************************/
+api.middleware.POST['/refresh'] = postRefresh;
+postRefresh.contentType = 'text/html';
+async function postRefresh (request) {
+  checkReadyState(['CACHE', 'QUEUE']);
+  const urls = await parseUrls(request);
+  // TODO message schema
+  await queue.sendToQueue(urls);
+  log('[api:to-queue]', urls.length);
+  return 'OK';
 }
 
 /******************************************************
@@ -82,10 +83,11 @@ async function refresh (request) {
 api.middleware.GET['/cached'] = getCached;
 getCached.contentType = 'text/html';
 async function getCached (request) {
-  checkReadyState();
+  checkReadyState(['CACHE']);
   const url = validUrl(request);
   const results = await cache.get(url);
   if (!results) { throw { code: 404, message: `Cache empty for "${url}"` }; }
+  log('[api:from-cache]', url);
   return results;
 }
 
@@ -95,24 +97,44 @@ async function getCached (request) {
 api.middleware.DELETE['/cached'] = deleteCached;
 deleteCached.contentType = 'text/plain';
 async function deleteCached (request) {
-  checkReadyState();
+  checkReadyState(['CACHE']);
   const url = validUrl(request);
   await cache.del(url);
   return 'OK';
 }
 
-/******************************************************
- *            ///////////////////
- *****************************************************/
-function checkReadyState () {
-  if (!api.isReady()) { throw { code: 503, message: 'Service(API) not ready yet' }; }
-  if (!cache.isReady()) { throw { code: 503, message: 'Service(CACHE) not ready yet' }; }
-  if (!prerender.isReady()) { throw { code: 503, message: 'Service(PRERENDER) not ready yet' }; }
-  return true;
+/*********************************************
+ *   ////////      THROW       ///////////   *
+ *********************************************/
+function checkReadyState (required = servicesIds) {
+  return required.map(id => {
+    if (!services[id].isReady()) {
+      throw { code: 503, message: `Service(${id}) unavailable` };
+    }
+  });
 }
 
 function validUrl (request) {
   const url = qs.unescape(qs.parse(request.url.query).url);
-  if (!isUrl(url)) { throw { code: 400, message: `Invalid query parameter url "${url}"` }; }
+  if (!isUrl(url)) { throw { code: 422, message: `Unsupported url "${url}"` }; }
   return url;
 }
+
+const parseUrls = request => new Promise((resolve, reject) => {
+  let data = '';
+  request.on('data', chunk => data += chunk);
+  request.on('end', () => {
+    let urls = [];
+    try { urls = JSON.parse(data); } catch (error) {
+      logError('[api:parseUrls]', { message: error.message, stack: error.stack });
+    }
+    if (!Array.isArray(urls)) { reject({ code: 422, message: 'Invalid data, expected an Array with URLs' }); }
+    const obj = {};
+    for (const url of urls) { obj[qs.unescape(url)] = 1; }
+    urls = [];
+    // NOTE only uniq and valid url
+    for (const url in obj) { isUrl(url) && urls.push(url); }
+    if (!urls.length) { reject({ code: 422, message: 'Invalid data, expected an Array with URLs' }); }
+    resolve(urls);
+  });
+});
diff --git a/src/prerender/chrome.js b/src/prerender/chrome.js
index cd5f508..9046bd6 100644
--- a/src/prerender/chrome.js
+++ b/src/prerender/chrome.js
@@ -44,7 +44,7 @@ chrome.connect = () => new Promise((resolve, reject) => {
     clearTimeout(timeout);
     connected = true;
     debug('[prerender:ready]', info);
-    resolve(info);
+    resolve(info['User-Agent']);
   }).catch(error => debug('[prerender:connect] Retrying connection to browser...', error, setTimeout(retry, 4e3)));
   setTimeout(retry, 0);
 });
diff --git a/src/prerender/index.js b/src/prerender/index.js
index 0312729..40173cd 100644
--- a/src/prerender/index.js
+++ b/src/prerender/index.js
@@ -7,7 +7,7 @@ import { chrome as browser } from './chrome.js';
 import { DEBUG, debug, delay, log, suid } from '../config.js';
 
 // NOTE required interface for "prerender"
-export default { start, render, isReady };
+export default { start, isReady, render };
 
 // configure
 let CONNECTED;
@@ -19,13 +19,13 @@ process.on('SIGINT', () => {
 export function isReady () { return CONNECTED; }
 
 export async function start (config) {
-  log('[prerender:starting]', config);
+  log('[prerender:connecting]', config);
   browser.kill();
   await browser.spawn(config);
-  browser.onClose(() => log('[prerender:stopped]', CONNECTED = false));
-  await browser.connect();
+  browser.onClose(() => log('[prerender:stopped]', CONNECTED = false, start(config)));
+  const info = await browser.connect();
   CONNECTED = true;
-  log('[prerender:started]');
+  log('[prerender:started]', info);
 }
 
 // TODO ERROR:[service:unhandledRejection]
diff --git a/src/queue/index.js b/src/queue/index.js
new file mode 100644
index 0000000..40316f3
--- /dev/null
+++ b/src/queue/index.js
@@ -0,0 +1,20 @@
+
+// local dependencies
+import rabbitmq from './rabbitmq.js';
+
+// configure
+const noop = () => null;
+// NOTE module interface
+const queue = { start, isReady: noop, sendToQueue: noop };
+
+// NOTE switching based on environment variables
+function start (config) {
+  if (config.rabbitmq) {
+    Object.assign(queue, rabbitmq);
+    return rabbitmq.start(config);
+  }
+  // NOTE for now implemented only RabbitMQ ¯\_(ツ)_/¯
+  // throw new Error('No useful QUEUE configuration found');
+}
+
+export default queue;
diff --git a/src/queue/rabbitmq.js b/src/queue/rabbitmq.js
new file mode 100644
index 0000000..a757709
--- /dev/null
+++ b/src/queue/rabbitmq.js
@@ -0,0 +1,91 @@
+
+// outsource dependencies
+import amqp from 'amqplib';
+import http from 'node:http';
+import { Buffer } from 'node:buffer';
+
+// local dependencies
+import { logError, debug, log, config } from '../config.js';
+
+// NOTE required interface for "queue"
+export default { start, isReady, sendToQueue };
+
+// configure
+let client;
+let CONNECTED;
+export function isReady () { return CONNECTED; }
+export async function sendToQueue (urls) {
+  const channel = await client.createChannel();
+  await channel.assertQueue(client.queue, client.queueOptions);
+  debug(`[rabbitmq:sendToQueue] ${client.queue}`, urls);
+  for (const url of urls) {
+    channel.sendToQueue(client.queue, formatMessage({ url }), client.sendOptions);
+  }
+}
+
+export async function start (config) {
+  log('[rabbitmq:connecting]', config);
+  await connect(config.rabbitmqUrl);
+  // NOTE configuration
+  client.queue = config.rabbitmqQueue;
+  client.queueOptions = { durable: true };
+  client.sendOptions = { persistent: true };
+  client.consumeOptions = { noAck: false };
+  client.on('close', () => debug('[rabbitmq:stopped]', CONNECTED = false, start(config)));
+  client.on('error', error => logError('RABBITMQ', { message: error.message, stack: error.stack }));
+  const channel = await client.createConfirmChannel();
+  channel.prefetch(config.rabbitmqChannels);
+  await channel.assertQueue(client.queue, client.queueOptions);
+  channel.consume(client.queue, message(channel),  client.consumeOptions);
+  log('[rabbitmq:started]', config.rabbitmqUrl);
+}
+
+const message = channel => async message => {
+  const { url, attempt = 0 } = parseMessage(message.content.toString());
+  try {
+    log(`[rabbitmq:message] ${attempt}`, message.content.toString());
+    await refresh(url);
+  } catch (error) {
+    logError('[rabbitmq:message]', error.message);
+    // NOTE try again later
+    if (url && attempt > 0) {
+      try {
+        // NOTE create new message in a queue
+        channel.sendToQueue(client.queue, formatMessage({ url, attempt: attempt - 1 }), client.sendOptions);
+      } catch (error) { /* NOTE unbelievable, but just in case */ }
+    }
+  }
+  // NOTE at any case message was handled
+  channel.ack(message);
+}
+/******************************************************
+ *               HELPERS
+ *****************************************************/
+const refresh = url => new Promise((resolve, reject) => {
+  http.get(new URL(`http://${config.API.host}:${config.API.port}/refresh?ignoreResults=true&url=${url}`), response => {
+    // NOTE consume response data to free up memory
+    response.resume();
+    // NOTE no addition data or explanations need due to debug from API logs.
+    return response.statusCode === 200 ? resolve('OK')
+      : reject(new Error(`Request Failed. [${response.statusCode}] Failed to refresh "${url}"`));
+  });
+});
+
+const formatMessage = ({ url, attempt = 3 }) => Buffer.from(JSON.stringify({ attempt, url }));
+const parseMessage = message => {
+  try {
+    return JSON.parse(message.toString()) || {};
+  } catch (error) {
+    return {};
+  }
+}
+
+const connect = url => new Promise(resolve => {
+  const retry = () => amqp.connect(url)
+    .then(connection => {
+      debug('[rabbitmq:connected]', CONNECTED = true);
+      resolve(client = connection);
+    })
+    .catch(error => logError('RABBITMQ', { message: error.message, stack: error.stack }, setTimeout(retry, 4e3)));
+  retry();
+});