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PDF Attachment Extractor
Extract referenced PDF attachments into a safe ZIP with a complete hash manifest.
PDF document
ZIP
Browser only
Runs locally in your browser. Your files, pasted content and generated output are not uploaded. Reset clears this tool’s working data.
This tool needs JavaScript. If it does not load, refresh the page and try again.
How to use this tool
- Enter the displayed example values,or choose the local input files requested by the controls. Optional source files take precedence where labelled.
- Choose Extract attachments and inspect the complete result and any reported limitations.
- Use Download result and each companion download link to save complete outputs. Reset clears output and restores example controls.
Examples
Choose the required local file using the displayed input control.
Limitations
- Extract every referenced EmbeddedFiles name-tree,FileAttachment annotation and associated-file payload into a ZIP with complete SHA256 manifest and reference mapping. Shared payloads export once;untrusted display names stay in JSON,with generated safe binary basenames. Up to2,000references,5,000name-tree nodes,1,000unique streams;10 MiB encoded/decoded per payload and20 MiB total decoded. Only unfiltered/ordinary Flate streams without decode parameters are supported;unsupported sources refuse complete extraction. Empty attachments yield a valid manifest-only ZIP. Files remain inert and are not malware-scanned. ZIP at most24 MiB. One unencrypted PDF up to50 MiB,500pages and100,000objects. All processing stays in your browser;no target or embedded content is opened or fetched.120-second worker limit.
- Complete outputs only. Unsupported or oversized input is refused. Follow the displayed job-specific bounds and format policies.
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