Files & archives
Create ZIP
Bundle selected files in a ZIP archive without uploading them.
ZIP contents and safety inspector
List ZIP entries, declared sizes and suspicious paths without extracting files.
File entropy viewer
Measure byte frequencies and Shannon entropy across a file.
Hex viewer
Read file bytes as hexadecimal values alongside printable ASCII characters.
Compare binary files
Compare two files at the same byte offsets and report exact difference counts and contiguous ranges.
File integrity manifest
Create a downloadable JSON inventory of selected file names, sizes and SHA-256 checksums.
Find duplicate files
Group selected files with identical bytes, even when names differ, and report the size of extra copies.
Filename sanitizer
Create a portable, filesystem-safe filename without changing the file itself.
Batch rename planner
Create a deterministic, collision-safe rename plan from a list of filenames without modifying files.
eBook Format Inspector
Inspect an EPUB file’s package structure, manifest, spine and basic metadata without modifying the book.
EPUB Text Extractor
Extract readable text from an EPUB into one plain-text file.
EPUB Optimizer
Repackage and optimize an EPUB while preserving its readable content and structural validity.
eBook Cover Extractor
Extract the embedded cover image from an EPUB and download it in a ZIP without changing its original image format.
EPUB Image Extractor
Extract image assets from an EPUB and download them together in one ZIP archive.
Extract Archive
Safely extract ZIP, TAR/TGZ/TAR.BZ2/TAR.XZ archives or decompress one raw GZ/BZ2/XZ stream into a normalized ZIP download.
Convert Archive
Convert one safe ZIP, TAR or TAR.GZ archive to ZIP or TAR.GZ while preserving file paths and contents.
Remove Files from ZIP
Remove up to 100 exact entry paths from one safe ZIP archive and download the rebuilt ZIP.
Split Archive into Parts
Split one safe archive into 1–50 MiB binary parts and download the parts with a SHA-256 manifest in one ZIP bundle.
FB2 Converter
Convert one FB2 eBook to EPUB, HTML or Markdown with a bounded Pandoc conversion pipeline.
EPUB Metadata Editor
Edit the title and author metadata stored in one structurally valid EPUB package.
UYAP UDF Inspector
Inspect a UYAP UDF container, extract bounded readable text, and report document-property or signature artifacts without modifying the file.
GİB UBL-TR Inspector
Inspect bounded GİB UBL-TR XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
XRechnung Inspector
Inspect bounded XRechnung XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
ZUGFeRD / Factur-X Inspector
Inspect bounded ZUGFeRD / Factur-X XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
KSeF FA(3) Inspector
Inspect bounded KSeF FA(3) XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
FatturaPA Inspector
Inspect bounded FatturaPA XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
Facturae 3.2.2 Inspector
Inspect bounded Facturae 3.2.2 XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
RO e-Factura / RO_CIUS Inspector
Inspect bounded RO e-Factura / RO_CIUS XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
CFDI 4.0 Inspector
Inspect bounded CFDI 4.0 XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
ZATCA e-Invoice Inspector
Inspect bounded ZATCA e-Invoice XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
MyInvois Inspector
Inspect bounded MyInvois XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
Finvoice 3.0 Inspector
Inspect bounded Finvoice 3.0 XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
ebInterface 6.1 Inspector
Inspect bounded ebInterface 6.1 XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
Peppol BIS Billing 3.0 Inspector
Inspect bounded Peppol BIS Billing 3.0 XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
PINT EU 1.1.1 Inspector
Inspect bounded PINT EU 1.1.1 XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
PINT Singapore 1.4.1 Inspector
Inspect bounded PINT Singapore 1.4.1 XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
PINT Japan 1.1.3 Inspector
Inspect bounded PINT Japan 1.1.3 XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
PINT Malaysia 1.3.1 Inspector
Inspect bounded PINT Malaysia 1.3.1 XML structure, root namespace, and key version/profile markers with external entities and network resolution disabled.
ZIP Selective Extractor
ZIP Selective Extractor. Inspect or process the file with bounded structural checks; contents are never executed.
APK Content Inspector
APK Content Inspector. Inspect or process the file with bounded structural checks; contents are never executed.
JAR Content Inspector
JAR Content Inspector. Inspect or process the file with bounded structural checks; contents are never executed.
DEB Package Inspector
DEB Package Inspector. Inspect or process the file with bounded structural checks; contents are never executed.
EML / EMLX Viewer
EML / EMLX Viewer. Run the bounded local parser or conversion.
MBOX Viewer
MBOX Viewer. Run the bounded local parser or conversion.
Email Attachment Extractor
Email Attachment Extractor. Run the bounded local parser or conversion.
Email Header Inspector
Email Header Inspector. Run the bounded local parser or conversion.
MBOX to EML Converter
MBOX to EML Converter. Run the bounded local parser or conversion.
ICS Calendar Inspector
ICS Calendar Inspector. Run the bounded local parser or conversion.
ICS Merge
ICS Merge. Run the bounded local parser or conversion.
ICS Split
ICS Split. Run the bounded local parser or conversion.
ICS to CSV / JSON Export
ICS to CSV / JSON Export. Run the bounded local parser or conversion.
Timezone / RRULE Inspector
Timezone / RRULE Inspector. Run the bounded local parser or conversion.
vCard / VCF Viewer
vCard / VCF Viewer. Run the bounded local parser or conversion.
vCard Merge
vCard Merge. Run the bounded local parser or conversion.
vCard Split
vCard Split. Run the bounded local parser or conversion.
vCard Duplicate Remover
vCard Duplicate Remover. Run the bounded local parser or conversion.
vCard / CSV Converter
vCard / CSV Converter. Run the bounded local parser or conversion.
vCard Field Normalizer
vCard Field Normalizer. Run the bounded local parser or conversion.
GeoJSON Inspector
GeoJSON Inspector. Run the bounded local parser or conversion.
GeoJSON Formatter / Minifier
GeoJSON Formatter / Minifier. Run the bounded local parser or conversion.
GeoJSON Simplifier
GeoJSON Simplifier. Run the bounded local parser or conversion.
Convert to GeoJSON
Convert to GeoJSON. Run the bounded local parser or conversion.
GeoJSON to KML / GPX
GeoJSON to KML / GPX. Run the bounded local parser or conversion.
Coordinate Reprojection 4326 / 3857
Coordinate Reprojection 4326 / 3857. Run the bounded local parser or conversion.
Geospatial Measurements
Geospatial Measurements. Run the bounded local parser or conversion.
GeoJSON Attribute Filter
GeoJSON Attribute Filter. Run the bounded local parser or conversion.
GeoJSON Attribute Join
GeoJSON Attribute Join. Run the bounded local parser or conversion.
GeoJSON to SVG Export
GeoJSON to SVG Export. Run the bounded local parser or conversion.
GeoJSON to PostGIS SQL
GeoJSON to PostGIS SQL. Run the bounded local parser or conversion.
GPX Track Tools
GPX Track Tools. Run the bounded local parser or conversion.
Model Stats Inspector
Inspect supported 3D files locally and report structural counts, bounds and texture references without rendering.
EPUB Chapter Extractor
EPUB Chapter Extractor. Bounded structural processing only; review limitations before relying on the output.
EPUB Asset Extractor
EPUB Asset Extractor. Bounded structural processing only; review limitations before relying on the output.
EPUB to Safe HTML
EPUB to Safe HTML. Bounded structural processing only; review limitations before relying on the output.
ASiC-E Container Inspector
ASiC-E / ASiC-S Container Inspector. Bounded structural processing only; review limitations before relying on the output.
UBL Document Type & Profile Inspector
UBL Document Type & Profile Inspector. Bounded structural inspection only; review scope and limitations before relying on the result.
UBL Invoice Field Extractor
UBL Invoice Field Extractor. Bounded structural inspection only; review scope and limitations before relying on the result.
UBL Invoice Difference Viewer
UBL Invoice Difference Viewer. Bounded structural inspection only; review scope and limitations before relying on the result.
UBL Embedded Attachment Inspector
UBL Embedded Attachment Inspector. Bounded structural inspection only; review scope and limitations before relying on the result.
Office OOXML Inspector
Office OOXML Inspector. Offline bounded structural analysis only; no runtime execution or external network validation.
XLIFF Inspector
Inspect XLIFF version, language and unit/segment structure without schema validation.
PO / POT File Inspector
Inspect GNU PO/POT headers, entries, plural/fuzzy counts and duplicate keys.
File Compatibility Doctor
File Compatibility Doctor. Offline bounded structural analysis only; no runtime execution or external network validation.
Archive Safety Inspector
Archive Safety Inspector. Offline bounded structural analysis only; no runtime execution or external network validation.
E-Invoice Rejection Analyzer
E-Invoice Rejection Analyzer. Offline bounded structural analysis only; no runtime execution or external network validation.
EPUB Publication Readiness Checker
EPUB Publication Readiness Checker. Offline bounded structural analysis only; no runtime execution or external network validation.
Font Web-Readiness Inspector
Font Web-Readiness Inspector. Offline bounded structural analysis only; no runtime execution or external network validation.
Media Compatibility Doctor
Media Compatibility Doctor. Offline bounded structural analysis only; no runtime execution or external network validation.
3D Print Preflight
3D Print Preflight. Offline bounded structural analysis only; no runtime execution or external network validation.
AFT Standard 005 File Doctor
AFT Standard 005 File Doctor. Offline bounded structural analysis only; no runtime execution or external network validation.
Swiss QR-Bill Doctor
Swiss QR-Bill Doctor. Offline bounded structural analysis only; no runtime execution or external network validation.
ISO 20022 Message Doctor
ISO 20022 Message Doctor. Offline bounded structural analysis only; no runtime execution or external network validation.
camt.053 Bank Statement Inspector
camt.053 Bank Statement Inspector. Offline bounded structural analysis only; no runtime execution or external network validation.