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Natively GDPR compliant. Safely clean PII and financial datasets without legal risks.
Processing a 1 GB CSV file
Excel
❌
Crashes / OOM
ChatGPT
❌
File too large
DataOps.dev
✅
~0.8s
Toolkit Highlights
CSV Merger
Drag in 50 CSV files with mismatched columns and merge them into one unified table.
Open toolJSON ↔ CSV Converter
Flatten deeply nested JSON arrays into a clean CSV with dot-notation column names.
Open toolShopify Order Normalizer
Collapse Shopify's multi-line order export into one row per order with aggregated totals.
Open toolLocal VLOOKUP (Joiner)
Join two large CSV files on a shared key column instantly without Excel freezing.
Open toolReal-world Cleaning SOPs
How to Merge 50 Shopify Order CSVs Without Crashing Excel
Shopify limits order exports to specific date ranges, so sellers with years of data end up with dozens of separate CSV files. This guide walks through merging them into a single master file while handling duplicate order IDs and inconsistent column orders across exports.
Read workflowHow to Anonymize Customer Data Before Sharing with ChatGPT or Developers
A step-by-step SOP for stripping PII (names, emails, phone numbers, physical addresses) from production datasets while preserving the statistical shape of the data. Includes guidance on which columns to mask, which to drop, and how to verify the output is truly de-identified.
Read workflowHow to Clean Apollo Exported Leads Before Importing into Cold Email Software
Apollo.io exports contain duplicate contacts, generic role-based emails (info@, support@), invalid domains, and inconsistent company name formatting. This workflow shows how to clean all of these issues in one pass to keep your sender reputation above 95% deliverability.
Read workflowTest with Dummy Data
Shopify Standard Order Export CSV Sample
A realistic Shopify order export with 200 rows including multi-line items, refunded orders, and discount code fields. Includes both a 'dirty' version (raw export with duplicates and nested line items) and a 'clean' version showing the expected output after normalization. Use this to test the Shopify Normalizer and CSV Merger tools.
View datasetAmazon Settlement Report Sample Data
A representative Amazon Seller Central settlement report with 150 transactions covering FBA fees, commissions, reimbursements, and refunds across multiple marketplaces. Use this to test the Amazon Settlement Cleaner and see how 40+ raw columns collapse into a clean profit summary.
View dataset