Youtube URL Post to Linkedin

The workflow JSON

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{
  "name": "Youtube url post to linkedin",
  "nodes": [
    {
      "parameters": {
        "formTitle": "Youtube transcribe",
        "formFields": {
          "values": [
            {
              "fieldLabel": "Youtube URL",
              "placeholder": "https://www.youtube.com/watch?v=...",
              "requiredField": true
            }
          ]
        },
        "options": {}
      },
      "type": "n8n-nodes-base.formTrigger",
      "typeVersion": 2.2,
      "position": [
        -20,
        -250
      ],
      "id": "2295842c-3791-4db8-a5eb-540b215c42a7",
      "name": "On form submission"
    },
    {
      "parameters": {
        "command": "=yt-dlp -v --skip-download --write-subs --write-auto-subs  --sub-lang en --sub-format ttml --convert-subs srt --output \"transcript.%(ext)s\" '{{ $json[\"Youtube URL\"] }}'"
      },
      "type": "n8n-nodes-base.executeCommand",
      "typeVersion": 1,
      "position": [
        200,
        -100
      ],
      "id": "11c90076-e0d6-487f-89b1-1944f41b7fce",
      "name": "Download srt subtitles"
    },
    {
      "parameters": {
        "fileSelector": "transcript.en.srt",
        "options": {}
      },
      "type": "n8n-nodes-base.readWriteFile",
      "typeVersion": 1,
      "position": [
        640,
        -100
      ],
      "id": "bf7af1d4-212d-42e4-9ec7-b7b22d26590f",
      "name": "Load subtitles"
    },
    {
      "parameters": {
        "command": "sed -i -e '/^[0-9][0-9]:[0-9][0-9]:[0-9][0-9].[0-9][0-9][0-9] --> [0-9][0-9]:[0-9][0-9]:[0-9][0-9].[0-9][0-9][0-9]$/d' -e '/^[[:digit:]]\\{1,3\\}$/d' -e 's/<[^>]*>//g' -e 's/^\\n$//g' transcript.en.srt"
      },
      "type": "n8n-nodes-base.executeCommand",
      "typeVersion": 1,
      "position": [
        420,
        -100
      ],
      "id": "b50e9eec-9a8c-48a2-8c2c-08994e5a49d2",
      "name": "sed clean"
    },
    {
      "parameters": {
        "promptType": "define",
        "text": "=Create a professional LinkedIn article based on the attached video subtitles (or transcript). The article should be engaging, insightful, and formatted for LinkedIn's audience.\n\nReturn the response in the following JSON structure: {\\\"article_title\\\": \\\"...\\\", \\\"article_intro\\\": \\\"...\\\", \\\"article_content\\\": \\\"...\\\"}\n\nArticle Guidelines:\n1. **Title:** Catchy, under 100 characters, SEO-friendly.\n2. **Intro:** Brief (1-2 sentences) hook summarizing the key theme.\n3. **Content:** Structured in digestible paragraphs with key takeaways, numbered/list formats if applicable, and a strong conclusion. Maintain a professional tone. Add tags at the end of the article content.\n\nFormatting rules:\n- do not use markdown in output\n- do not use ** for bold\n- use emoji if necessary\n- use line break to make the content readable.\n\nSubtitles/Transcript:\n\n{{ $json.data }}",
        "hasOutputParser": true,
        "batching": {}
      },
      "type": "@n8n/n8n-nodes-langchain.chainLlm",
      "typeVersion": 1.7,
      "position": [
        1080,
        -100
      ],
      "id": "34792bf0-09d9-4587-b72a-3617cf46d8aa",
      "name": "Basic LLM Chain"
    },
    {
      "parameters": {
        "model": "qwen/qwen3-30b-a3b:free",
        "options": {}
      },
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenRouter",
      "typeVersion": 1,
      "position": [
        1108,
        120
      ],
      "id": "fc3fbc2c-44b9-42fb-9541-86be82c2d1bc",
      "name": "OpenRouter Chat Model",
      "credentials": {
        "openRouterApi": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "operation": "text",
        "options": {}
      },
      "type": "n8n-nodes-base.extractFromFile",
      "typeVersion": 1,
      "position": [
        860,
        -100
      ],
      "id": "a96ba6c0-ce64-4672-9f70-7f64688046dd",
      "name": "Read substitles"
    },
    {
      "parameters": {
        "jsonSchemaExample": "{\n\t\"article_title\": \"article title\",\n\t\"article_intro\": \"article intro\",\n\t\"article_content\": \"article content\"\n}"
      },
      "type": "@n8n/n8n-nodes-langchain.outputParserStructured",
      "typeVersion": 1.2,
      "position": [
        1228,
        120
      ],
      "id": "38fa618f-d0db-4f20-8301-cf59d08516e9",
      "name": "Structured Output Parser"
    },
    {
      "parameters": {
        "person": "ylbZEC5gN2",
        "text": "={{ $json.output.article_content }}",
        "shareMediaCategory": "ARTICLE",
        "additionalFields": {
          "description": "={{ $json.output.article_intro }}",
          "originalUrl": "={{ $('On form submission').item.json['Youtube URL'] }}",
          "thumbnailBinaryPropertyName": "data",
          "title": "={{ $json.output.article_title }}"
        }
      },
      "type": "n8n-nodes-base.linkedIn",
      "typeVersion": 1,
      "position": [
        1676,
        -250
      ],
      "id": "75960605-5172-4b70-b303-6afbbc84a627",
      "name": "LinkedIn",
      "credentials": {
        "linkedInOAuth2Api": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "command": "=yt-dlp -v --skip-download --write-thumbnail --output \"thumbnail.%(ext)s\" '{{ $json[\"Youtube URL\"] }}'"
      },
      "type": "n8n-nodes-base.executeCommand",
      "typeVersion": 1,
      "position": [
        860,
        -400
      ],
      "id": "df54b917-5bb2-46c7-8133-e637efbf6444",
      "name": "Download srt subtitles1"
    },
    {
      "parameters": {
        "fileSelector": "thumbnail.webp",
        "options": {}
      },
      "type": "n8n-nodes-base.readWriteFile",
      "typeVersion": 1,
      "position": [
        1158,
        -400
      ],
      "id": "de9b2a12-39cb-47b0-a6dc-d590bef62638",
      "name": "Load thumbnail"
    },
    {
      "parameters": {
        "mode": "combine",
        "combineBy": "combineAll",
        "options": {}
      },
      "type": "n8n-nodes-base.merge",
      "typeVersion": 3.2,
      "position": [
        1456,
        -250
      ],
      "id": "8c1f618c-65d6-4527-ad33-a0974720dc69",
      "name": "Merge"
    }
  ],
  "connections": {
    "On form submission": {
      "main": [
        [
          {
            "node": "Download srt subtitles1",
            "type": "main",
            "index": 0
          },
          {
            "node": "Download srt subtitles",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Download srt subtitles": {
      "main": [
        [
          {
            "node": "sed clean",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Load subtitles": {
      "main": [
        [
          {
            "node": "Read substitles",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "sed clean": {
      "main": [
        [
          {
            "node": "Load subtitles",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "OpenRouter Chat Model": {
      "ai_languageModel": [
        [
          {
            "node": "Basic LLM Chain",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Read substitles": {
      "main": [
        [
          {
            "node": "Basic LLM Chain",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Structured Output Parser": {
      "ai_outputParser": [
        [
          {
            "node": "Basic LLM Chain",
            "type": "ai_outputParser",
            "index": 0
          }
        ]
      ]
    },
    "Basic LLM Chain": {
      "main": [
        [
          {
            "node": "Merge",
            "type": "main",
            "index": 1
          }
        ]
      ]
    },
    "Download srt subtitles1": {
      "main": [
        [
          {
            "node": "Load thumbnail",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Load thumbnail": {
      "main": [
        [
          {
            "node": "Merge",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Merge": {
      "main": [
        [
          {
            "node": "LinkedIn",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "active": true,
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "d748bee1-2169-4b4f-b155-4360cb0e544c",
  "meta": {
    "templateCredsSetupCompleted": true
  },
  "id": "wpaAe4QU5hnBAtvq",
  "tags": [
    {
      "name": "youtube",
      "id": "HmyJs4MEV6fnSNZ6",
      "createdAt": "2025-06-19T09:50:08.750Z",
      "updatedAt": "2025-06-19T09:50:08.750Z"
    },
    {
      "name": "linkedin",
      "id": "aaTyt6lKGkUspPAp",
      "createdAt": "2025-06-19T09:50:10.865Z",
      "updatedAt": "2025-06-19T09:50:10.865Z"
    }
  ]
}

Credentials you'll need

Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.

• linkedInOAuth2Api
• openRouterApi

About this workflow

Youtube url post to linkedin. Uses formTrigger, executeCommand, readWriteFile, chainLlm. Event-driven trigger; 12 nodes.

Source: https://gist.github.com/alx/207f333f37f83466951d6ffd9eb44c15 — original creator credit. Request a take-down →

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