Developer builds 5 lightweight Python CLI tools to automate CSV cleanup

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A developer frustrated with repetitive data-cleaning tasks built five small command-line tools in Python 3.8+ to handle common CSV problems. The tools cover deduplication, whitespace trimming, header normalization, file splitting, and merging, as well as CSV-to-JSON conversion. Each tool performs a single task and prints a summary of changes made, so users can verify the output. The toolkit has no external dependencies and includes a file organizer that sorts folders by type, extension, or date with a dry-run preview mode. The developer plans to package all five tools into a downloadable toolkit and is inviting community feedback via comments.

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