Local-only processing

Open .OLK File Online — Private Outlook for Mac Viewer

Drag, drop, and understand Outlook for Mac .olk message files instantly. This lightweight viewer decodes binary plists, surfaces metadata, and prepares clean exports without ever leaving your browser.

100% client-side Binary plist support Shareable permalink snapshot Optimized for Core Web Vitals

Upload or drop your .olk file

Works offline once loaded. Your data never touches a server.

Drop your .olk file here or

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About the Open .OLK File Online Tool

					

						

							
About

							

								Open .OLK File Online viewer is designed for teams migrating from Outlook for Mac archives. Because everything runs locally, it keeps email evidence private while decoding binary plists into readable metadata. The interface takes cues from Kadence-inspired spacing and soft shadows so long reviews stay comfortable. With no external JavaScript bundles, first render stays under two seconds even on mid-range laptops. Whether you handle e-discovery, digital forensics, or personal backups, you get a trustworthy workspace that pairs speed, clarity, and retention-friendly exports.
							

						

						

							
How to Use

							

								Drop a .olk message bundle onto the upload panel or tap Browse to load one from your drive. A progress line calls out each stage while the analyzer auto-detects encoding, including binary bplist payloads. Use Structured View for a formatted summary, Raw Payload to inspect the untouched content, and Smart Insights for sentiment, attachment hints, and quick preview lines. Finish by copying the clean body, exporting JSON for case notes, or minting a permalink snapshot that compresses the highlights into the URL hash.
							

						

						

							
Tips

							

								For best fidelity, upload untouched message bundles so every header survives the read. Base64 attachment blocks stay linked to their MIME hints in the JSON export, making reinflation straightforward. Pair Smart Insights with your intake checklist to tag sentiment or urgency, and use system dark mode when auditing for long stretches.
							

						

						

							
FAQs

							

								What exactly is an .olk file?
								

									Outlook for Mac stores individual messages as .olk bundles made of property list data. This viewer expands that structure into readable metadata, body content, and attachment markers.
								

							

							

								Does the tool upload my email anywhere?
								

									No. Processing happens entirely in your browser. Once the page loads you can disconnect and still analyze files.
								

							

							

								Can I export attachments?
								

									Attachment payloads appear as Base64 blocks with MIME hints. Save them through the JSON export or copy the block into a decoder to rebuild the file.
								

							

							

								How does the permalink snapshot help?
								

									The permalink snapshot compresses the key headers, sentiment, and preview text into the URL hash so teammates can load the same analysis without shipping the original message.
								

							

						

					

				

			

		


		

		

 


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