Diagnostic Lab
Instant File Diagnostic Lab
Drop any corrupted, unopenable, or oversized file. Our system analyzes its metadata instantly in your browser to detect issues. 100% private.
🔒100% Client-Side Processing⚡No Sign-up Required🛡️Zero Server Uploads
Drop any file to begin
or click to browse. PDFs, images, documents
Security Architecture
01
Local In-Browser Sandbox
Processes data directly within the V8 memory heap. No inter-process communication with external servers.
02
Metadata Inspector
Parses binary file headers and magic-number signatures without manipulating or copying content bytes.
03
Immediate Token Redirection
Maps detected issues directly to client-side processing workers without emitting telemetry.
14,280+
Files Diagnosed Locally Today
42ms
Avg Browser Parsing Latency
0.00%
Server Data Retained (Sandbox)
30+
Binary Formats Supported
Diagnostic Lab FAQs
Technical details about how the browser-side engine works.