n8n Automations

A curated collection of production-ready AI agentic systems and workflow automations built using n8n, Groq LPU (Llama 3.3 70B), LangChain, Gmail API, Google Sheets, and SerpApi.

Each project in this repository includes fully functional workflow JSON definitions, interactive web dashboards / client portals, visual canvas screenshots, and comprehensive technical documentation.

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Automation Portfolio

Automation	Description	Core Tech Stack	Documentation & Assets
Autonomous Sales Machine	Autonomous B2B sales engine that evaluates incoming leads (1–10 score), writes personalized 3-paragraph cold emails, delivers via Gmail, monitors inbox replies, and schedules 2-day follow-ups with live client & analytics dashboards.	n8n · Groq Llama 3.3 70B · Gmail API · Google Sheets · Chart.js	Explore System
Groqtalk AI	Multi-agent reasoning and critic system with an automated self-evaluation feedback loop and real-time Google Search fallback via SerpApi, accompanied by a dark-mode chat UI.	n8n · Groq Llama 3.3 70B · SerpApi · TailwindCSS · JavaScript	Explore System
SmartPost AI	Multi-channel social media repurposing engine that transforms a single core concept into tailored LinkedIn posts, Twitter threads, Instagram captions, and SEO blog outlines with Google Sheets CRM logging.	n8n · Groq Llama 3.3 70B · Google Sheets · TailwindCSS · JavaScript	Explore System

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Repository Structure

n8n-automations/
├── Autonomous Sales Machine/
│   ├── README.md                                      # Comprehensive workflow documentation
│   ├── Autonomous Sales Machine.json                  # Complete 31-node n8n workflow definition
│   ├── Autonomous Sales Machine Workflow screenshot.png # High-resolution workflow canvas
│   ├── Autonomous Sales Machine Dashboard.jpeg        # Live analytics dashboard preview
│   ├── Aut Sales Machine Client Portal.jpeg           # Client portal interface preview
│   ├── Custom personalised email.jpeg                 # Dynamic niche-adaptive email sample
│   ├── Dashboard.html                                 # Interactive KPI & analytics dashboard
│   └── Client Portal.html                             # Multi-client authenticated dashboard
│
├── Groqtalk AI/
│   ├── README.md                                      # Multi-agent architecture documentation
│   ├── Groq Multi-Agent Lite.json                     # 10-node reasoning & critic workflow definition
│   ├── Groqtalk workflow screenshot.png               # Workflow canvas screenshot
│   ├── Groqtalk dashboard.jpeg                        # Chat interface preview
│   ├── Groqtalk Welcome screen.jpeg                   # Onboarding screen preview
│   └── GROQTALK PRO.html                              # Standalone web chat client
│
└── SmartPost AI/
    ├── README.md                                      # Content engine documentation
    ├── SmartPost Ai.json                              # 9-node parallel generation workflow definition
    ├── Smart post ai workflow screnshot.png           # Workflow canvas screenshot
    ├── smartpost ai dashboard.jpeg                    # Content studio preview
    └── SmartPost AI.html                              # Multi-format generator web UI

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Interactive Dashboards & Web Portals

All included HTML applications are self-contained, standalone web interfaces that can be run directly in any modern browser to demonstrate the frontend layer of each automation:

• Autonomous Sales Machine:
  • Executive Dashboard (Local) · 🌐 Live Hosted Dashboard — Real-time campaign tracking, pipeline status charts, and lead score distribution.
  • Client Portal — Client-accessible portal with credential gating and campaign visibility.
• Groqtalk AI:
  • GROQTALK PRO — Modern AI chat application with multi-chat persistence in local storage.
• SmartPost AI:
  • SmartPost Studio — 4-in-1 content generator studio with brand voice controls and generation history.

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Tech Stack Overview

• Orchestration: n8n (Workflow Automation)
• AI Models & Acceleration: Groq Cloud with llama-3.3-70b-versatile
• Agentic Frameworks: @n8n/n8n-nodes-langchain LLM chains & chat model interfaces
• Cloud Integrations: Google Sheets OAuth2 API, Gmail OAuth2 API, SerpApi
• Frontend Technologies: HTML5, Vanilla JavaScript, TailwindCSS, Chart.js, FontAwesome

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Setup & Importing Workflows

1. Clone the Repository:

   git clone <REPOSITORY_URL>
   cd n8n-automations

2. Import Workflow into n8n:
   • Open your n8n web interface.
   • Go to Workflows → Import from File.
   • Select the desired .json file from any automation directory.
3. Configure Environment & Credentials:
   • Groq API: Add your API key in the respective HTTP Request or LangChain Groq Chat Model nodes.
   • Google Sheets & Gmail: Authenticate via your Google OAuth2 credentials in n8n.
   • SerpApi: Set your SerpApi key for real-time web search nodes.
4. Activate: Set the workflow to Active to start listening for webhook events or scheduled cron triggers.

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Demo Videos

Full walkthroughs and live execution demonstrations are published on LinkedIn:

• Autonomous Sales Machine: 🎬 Watch Live Walkthrough
• Groqtalk AI: LinkedIn Demo: TO_BE_ADDED
• SmartPost AI: LinkedIn Demo: TO_BE_ADDED

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Security & Best Practices

• All API keys, access tokens, and sensitive private credentials have been stripped from the exported JSON workflow files.
• Placeholders such as YOUR_GROQ_API_KEY and YOUR_SERPAPI_KEY are used to indicate where users should attach their own credentials.