Advanced local tools
More tools, still private
These workflows run in your browser. Some browser capabilities require a modern Chromium-based browser or a configured Cloudflare Worker.
PDF safety scan
Inspect a local PDF for scripts, launch actions and suspicious links.
即刻使用Scan enhancement
Clean scanned PDF pages locally before sharing.
即刻使用Large-file reader
Read large local PDF files in bounded chunks with progress.
即刻使用Worker processing
Move heavy PDF computation into a background browser thread.
即刻使用Offscreen thumbnails
Transfer canvas rendering to a Worker with OffscreenCanvas.
即刻使用WASM accelerator
Detect SIMD, SharedArrayBuffer and threaded engine support.
即刻使用Extract PDF Media
Stream giant PDFs and extract embedded video or audio locally.
即刻使用Virtual page grid
Sort and rotate 1000 PDF pages without flooding the DOM.
即刻使用Save to original file
Use the browser file handle API to overwrite an opened PDF.
即刻使用Chinese font test
Verify locally embedded Chinese PDF fonts.
即刻使用AI PDF translation
Extract text coordinates locally and rebuild translated PDFs.
即刻使用Temporary R2 sharing
Upload an explicit finished Blob to a 10-minute R2 link.
即刻使用P2P transfer
Use WebRTC signaling for direct browser-to-browser transfer.
即刻使用Local OCR pipeline
Expose the ONNX/WebGPU OCR integration shell.
即刻使用Digital proof
Generate and verify a detached Web Crypto proof.
即刻使用Collaboration room
Test Durable Object WebSocket operation sync.
即刻使用White-label console
Prepare enterprise brand and license metadata.
即刻使用Office to PDF
Parse OOXML text locally and print it to PDF.
即刻使用Scanner connect
Request WebUSB/WebHID handles for office scanners.
即刻使用PAdES boundary
Prepare inputs for a standards-compliant signing engine.
即刻使用Standard encryption
Prepare a WASM adapter for real PDF password encryption.
即刻使用P2P transfer status
The WebRTC component and KV signaling endpoint exist. End-to-end testing needs two browser sessions and a deployed `/api/p2p/signal` Worker.
Chrome Extension entry
The MV3 extension package exists. Users can right-click a PDF link and choose PDFPerch after installing the extension.
View extension instructions