An n8n invoice workflow extracts headers and line items, translates descriptions, checks totals, and sends reviewable data to Google Sheets for an Excel handoff.
Workflow illustration.
SELECTED CASE STUDIES
Explore selected work in data extraction, OCR, automation, and computer vision.
Showing 6 of 12 case studies
A Python extractor turns staff schedule PDF grids into Excel rows, preserving dates, shifts and color-coded request values for coordinator review.
Native PDF illustration with fictional entries. Request legend: 0 Off, 1 Available, 2 Request to Work.
n8n workflows separate record create, update and delete operations, alongside a schema-aware PostgreSQL chat assistant.
Workflow illustration. SELECT checks and default LIMIT 100 do not guarantee read-only database access or a maximum result size.
A spreadsheet-driven browser workflow returns search result URLs, timestamps and row status so operators can review each search run.
Workflow illustration with fictional search data.
A Python listing extractor saves results incrementally to CSV and JSON Lines, then uses completed listing IDs to resume interrupted batches.
Workflow illustration. Resume uses saved JSON Lines listing IDs; processing settings are defined in code.
An n8n and OpenAI workflow discovers website datasets, processes Excel, CSV and HTML tables, and prepares structured JSON with schemas and tags.
Workflow illustration.