Field intelligence for AI-first professionalsVol. II · Nº 56 · Saturday, August 15, 2026
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311 workflows, ready to run.

Community-built n8n automations, searchable live from the template library. Open one on n8n.io and import the JSON straight into your instance.

Generate and send freelance invoices from Airtable via HTML-to-PDF and GmailQuick Overview This workflow runs daily to find Airtable projects marked ready to invoice, validates required fields, generates a PDF invoice via an HTML-to-PDF API, emails it withAirtable · HTTP Request · Gmail · Code0 views
Issue sequential invoice and ticket numbers via webhook and Data TableQuick Overview This workflow exposes a POST webhook that issues the next gapless sequential number (for invoices, tickets, or other sequences) by reading and updating a counter stoCode0 views
Send invoice reminders and partner escalations with Clio and SMTPQuick Overview This workflow runs daily to fetch overdue invoices from Clio, assigns each invoice a reminder step based on days past due, and sends either compliance-checked clientSend Email · HTTP Request · Code0 views
Verify hotel receipts against bookings with GPT-4o vision, Slack, and SheetsQuick overview This workflow receives receipt or invoice uploads via a webhook, uses OpenAI GPT-4o vision to extract structured fields, validates totals and currency against expectGoogle Sheets · HTTP Request · Slack · Code0 views
Send Mercado Pago billing links and reminders with Google Sheets and GmailQuick overview This workflow monitors a Google Sheets billing queue, creates Mercado Pago payment links for new invoices, emails customers via Gmail, and logs sent links back to GoGoogle Sheets · HTTP Request · Gmail0 views
Verify billing-ready completion documents with OpenRouter and Google SheetsQuick overview This workflow ingests proof-of-delivery and completion documents from Gmail or a webhook, extracts key fields with an OpenRouter vision model, reconciles them againsGoogle Sheets · HTTP Request · Google Drive · Gmail · Code0 views
Log Gmail invoice emails to data tables with Claude HaikuQuick overview This workflow runs every morning to find unprocessed invoice-like emails in Gmail, uses Anthropic Claude to extract vendor, total amount, currency, date, and descripHTTP Request · Gmail · Code0 views
Verify Japanese invoice registration numbers from Gmail using Gemini, NTA API, Sheets and SlackQuick Overview This workflow monitors Gmail for unread invoice emails with PDF attachments, extracts invoice details with Google Gemini, verifies Japanese qualified invoice registrGoogle Sheets · HTTP Request · Slack · Gmail · Code0 views
Create Zoho Books invoices from email attachments using OpenAI OCRQuick overview This workflow monitors an IMAP inbox for emails with invoice attachments, uses OpenAI to OCR and extract structured invoice data, looks up customers and tax/currencyHTTP Request · Code · OpenAI0 views
Generate and email invoice PDFs from Google Sheets with PDFMunk and GmailQuick overview This workflow watches a Google Sheets order sheet for new invoice rows, generates a unique invoice number, appends the normalized record to another sheet, converts aGoogle Sheets · HTTP Request · Gmail · Code0 views
Send and track Slack invoice requests with Gemini, Google Sheets and GmailQuick overview Youtube Video: https://youtu.be/42-oHh9w9Eo This workflow listens for Slack @mentions, uses Google Gemini to classify the request and extract invoice details, then rGoogle Sheets · Slack · Gmail · Code · AI Agent0 views
Extract and log Gmail receipt expenses with OpenAI, Sheets and AirtableQuick overview This workflow monitors a Gmail “Receipts” label, downloads attachments, uses OpenAI to extract expense data from receipt emails and images, skips duplicates and non-Airtable · Google Sheets · HTTP Request · Slack · Code0 views
Generate branded invoice PDFs from webhook orders with PolyDoc and emailQuick overview This workflow receives an order via webhook, validates required fields, calculates invoice totals, renders a branded invoice PDF using a saved PolyDoc template, emaiSend Email · Code0 views
Extract invoice data from Google Drive images with GPT-4o and PostgresQuick overview This workflow watches a Google Drive folder for new invoice images, extracts key invoice fields with OpenAI vision, checks for duplicates in Postgres, and then storePostgres · Google Drive · Code · OpenAI0 views
Extract and validate invoice data with Google Gemini and Google SheetsQuick overview This workflow accepts an invoice file via an n8n chat trigger, uses Google Gemini to extract structured invoice data, validates it against an existing Google Sheets Google Sheets · Gmail · Code · Google Gemini0 views
Send signed WooCommerce orders to KSeF via a self-hosted KSeF GatewayQuick overview This workflow receives WooCommerce order webhooks, verifies the WooCommerce signature, converts eligible orders into a KSeF invoice payload, and submits them to a seHTTP Request · Code0 views
Create KSeF invoices from completed Sellf purchases via KSeF GatewayQuick overview This workflow receives signed Sellf purchase webhooks, validates the HMAC signature, and when the buyer requests an invoice with a NIP it builds a KSeF-ready invoiceHTTP Request · Code0 views
Poll and download received invoice PDFs with KSeF Gateway to disk storageQuick overview This workflow runs every 20 minutes to poll a self-hosted KSeF Gateway for newly received KSeF invoices, maintains a cursor checkpoint in n8n static data, downloads HTTP Request · Code0 views