Excel Hidden Sheets & Rows Inspector
Lists hidden and veryHidden sheets separately, explicit hidden rows and column ranges, defined names and stored content of hidden cells. Select a sheet to inspect its contents. This does not detect every way data can be concealed, such as styles, filters, drawings or embedded files.
About this excel hidden sheets & rows inspector
Lists hidden and veryHidden sheets separately, explicit hidden rows and column ranges, defined names and stored content of hidden cells. Select a sheet to inspect its contents. This does not detect every way data can be concealed, such as styles, filters, drawings or embedded files Parses and structures office document payloads locally in memory without transmitting private company files to external servers.
Document parsing & data extraction pipeline
Inspects and extracts deep metadata from Microsoft Office OpenXML document containers (DOCX, PPTX, XLSX) in compliance with ECMA-376 and ISO/IEC 29500 standards. Decompresses ZIP packages in browser memory to parse XML DOM trees: Word comment parts (word/comments.xml, commentsExtended.xml), revision marks, PowerPoint master font themes (ppt/presentation.xml, ppt/theme/theme1.xml), and embedded media archives. Exports comment threads and font audits directly to structured Excel workbooks (XLSX).
Worked document extraction example
Scenario: Execute Excel Hidden Sheets & Rows Inspector with sample data to verify transformation accuracy and output formatting.
Sample input:
Processing: Values come from stored cells and cached formula results; missing caches remain empty. Numbers are not converted through floating point. Date serials or stored date text remain unchanged. Formatting, macros and charts are not exported; formulas are not recalculated.
Illustrative output:
File size & structure constraints
XLSX only, nonempty and smaller than 50 MB (50,000,000 bytes); legacy XLS and encrypted packages are unsupported. Limits: 128 MiB selected XML total, 8 MiB each for workbook and relationships, 2,000,000 actual or CSV-expanded cells, 1,000 sheets, 100,000 ZIP entries, 128 MiB CSV output and 64 XML levels. Formula limits: 20,000 formulas, 1,000,000 dependency edges and 5,000,000 range comparisons. Processing stops after 30 seconds. Preview shows 50 records per page. JSON keys, formula text and diagnostic codes are stable technical identifiers; sheet names and values are original data. The complete JSON download includes all records, references and warnings.
Excel Hidden Sheets & Rows Inspector parses structured OpenXML and PDF data locally. Review exported tables or sheets against original files.
Zero-upload document security boundary
File buffers and document assets in Excel Hidden Sheets & Rows Inspector are processed in-memory via local browser APIs with zero file uploads to CZOA servers.
Document schemas & interchange standards
ECMA-376 Office Open XML specifications and ISO 32000 PDF reference standards:
Excel Hidden Sheets & Rows Inspector verification · Audit standards
How to use it
- Choose a local XLSX
- Process locally
- Click the action button or observe immediate live calculations rendered by Excel Hidden Sheets & Rows Inspector.
Frequently asked questions
What does the Excel Hidden Sheets & Rows Inspector produce?+
Operational requirements for "What does the Excel Hidden Sheets & Rows Inspector produce?" are verified in local memory during execution of Excel Hidden Sheets & Rows Inspector.
How are values and formulas handled?+
Reports hidden sheets, very-hidden XML tabs, collapsed rows, and hidden column definitions with exact cell coordinates. Missing formula caches remain empty.
What limits and privacy rules apply?+
Scans workbook XML files, relationships, and drawing parts locally in this browser without uploading data or installing Office software.
How should I interpret the report?+
Security isolation for "How should I interpret the report?" ensures zero transmission beyond your local workstation.