Unpack, validate, repair, and repack Office Open XML XLSX workbooks.
npx skills add https://github.com/lDuang/mcp-skill-registry --skill xlsx-lduang
Please help me install this Agent Skill. Skill: xlsx Source: https://github.com/lDuang/mcp-skill-registry/tree/main/skill/xlsx Command: npx skills add https://github.com/lDuang/mcp-skill-registry --skill xlsx-lduang
This Skill streamlines end-to-end handling of Office Open XML spreadsheet workbooks by enabling unpacking, validation, repair, and re-packing of XLSX files, ensuring data integrity and reproducible results across Excel-based workflows.
Unpack an Excel workbook, run validations and repairs, then re-pack the directory back into a valid .xlsx.
High-intent search queries and answers about installing and using this skill.
You validate and repair an XLSX file by unpacking the workbook to expose its OOXML XML structures, applying schema validation, fixing common issues like whitespace preservation and content types, then repacking it into a compliant workbook.
You can recalculate Excel formulas deterministically using integrated LibreOffice tooling, which verifies and preserves formula integrity to ensure calculation accuracy for safe workbook distribution.
Workbooks fail OOXML schema validation due to broken internal XML structures, incorrect content types, or missing IDs; unpacking the file and applying automated repairs resolves these structural compliance issues.
While openpyxl handles standard spreadsheet operations, this Skill specifically unpacks Office Open XML workbooks to expose and inspect raw internal OOXML XML structures for targeted validation and repair.
Yes, LibreOffice tooling is required for the optional formula recalculation feature in XLSX workflows, which verifies and preserves formula integrity to ensure accurate and deterministic calculation results.
The best way to fix whitespace preservation issues in Office Open XML spreadsheets is to unpack the XLSX file, apply automated XML structure repairs, and repack the directory back into a validated workbook.
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