Convert GitHub code commits to LinkedIn posts with Gemini AI and code image generation

by Marco Florez · 278 views · created 2025-12-25 · Social Media, Multimodal AI

What this workflow does

This AI workflow has 15 nodes and runs on Github events (push). Along the way it connects GitHub, LinkedIn and OpenRouter Chat Model. It also calls hcti.io over HTTP.

How it runs

Trigger: On Github events (push).

1. Extract Modified Files (Code): runs custom JavaScript code
2. GitHub: get (file)
3. Extract from File: extracts data from a file (text)
4. Extract from File: extracts data from a file (binary to propery)
5. LinkedIn Content Creator (AI Agent): runs an AI agent, with model: OpenRouter Chat Model; output parser: Structured Output Parser
6. Upload to Image Repo (GitHub): work with file
7. Edit Fields (Edit Fields (Set)): sets 6 fields: post_title, post_content, code_snippet…
8. Merge: merges the data from its input branches
9. Create Code HTML (Code): runs custom JavaScript code
10. Post to LinkedIn (LinkedIn): uses LinkedIn

…plus 2 more steps. See the full node list below.

Services it uses

GitHubLinkedInOpenRouter Chat Model

HTTP calls to: hcti.io

Before you upgrade to n8n 3.0

Nodes used (11)

• Github Triggern8n-nodes-base.githubTrigger
• GitHubn8n-nodes-base.github
• LinkedInn8n-nodes-base.linkedIn
• AI Agent@n8n/n8n-nodes-langchain.agent
• Coden8n-nodes-base.code
• HTTP Requestn8n-nodes-base.httpRequest
• Mergen8n-nodes-base.merge
• Extract from Filen8n-nodes-base.extractFromFile
• Structured Output Parser@n8n/n8n-nodes-langchain.outputParserStructured
• Edit Fields (Set)n8n-nodes-base.set
• OpenRouter Chat Model@n8n/n8n-nodes-langchain.lmChatOpenRouter

From the author

Turn your code commits into engaging social media content automatically. This workflow monitors a GitHub repository, uses AI to write a LinkedIn post about your changes, generates a beautiful "Mac-window" style image of your code, and publishes it all to…

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