Alternatives
Products that do what MergeCSV does
No more data cleaning
- 1WW
2021 · superintendent.app
- 2CF
2019 · mightymerge.io
- 3IM
2021 · github.com
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- 18FC
2018 · github.com
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- 24DA
We tried to build an Excel error checker. To achieve that, we needed to actually understand the semantic structure of a spreadsheet first. So we built that, and it turned out to be the harder, more general problem. The core issue: most real-world spreadsheets aren't relational tables. Merged cells, multi-level headers, multiple tables per sheet, totals mixed in with data. You can't just dump them to CSV and call it done. LLMs handle the easy cases but fall apart on complex workbooks at scale. Our approach uses an agent-guided compilation pipeline that produces SQL-ready relational tables…
Mar 2026 · docs.deeptable.com
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