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Mighty Merge

Merges multiple CSV files into one and provides an embeddable CSV importer with validation and data aggregation.

A browser-based tool that merges multiple CSV files into one and provides an embeddable CSV importer for web applications. It solves the problem of manually combining spreadsheets and integrating CSV uploads into software. The tool targets developers, data professionals, and operations teams at small to large companies. It differentiates by processing files entirely in the browser, ensuring no data is uploaded to servers, and offers drag-and-drop column mapping, custom validations, and reusable templates.

Key features

  • Secure file handling in browser
  • Multiple files and sheets supported
  • No-code templates with shareable links
  • WYSIWYG style modeling
  • Drag and drop column mapping
  • Embeddable CSV imports via SDK
  • Sync files by common identifier
  • Data aggregation: COUNT, SUM, AVERAGE, MIN, MAX
  • Custom validation types
  • Review and edit validation errors
  • Streaming and export
  • Common file types accepted: CSV, TSV, XLS, XLSX, JSON
  • No social media activity within the last 30 days
GTM channels
  • Docs
ICP
  • Software developers
  • Data analytics teams
  • Operations teams