packages = ["Pillow"]
⟵ chisheu.com JS Mode
Compression Engine
⚡ JavaScript
🐍 Python

✓ JS Strengths

  • Instant start — no runtime download
  • HEIC/HEIF auto-conversion
  • Folder picker — writes direct to disk
  • Resolution limit control
  • Full XMP / IPTC / GPS restitch

✗ JS Limitations

  • ZIP batch available on mobile path (via fflate)
  • Compression via JS codec (not C)
  • EXIF restitch can fail on exotic formats
  • Folder picker requires Chromium browser

Bulk Photo Squeeze

always on
📂 Source → 📁 Destination → ⚡ Compress · two folder picks, then done
Initialising…
Original: 0 B
Compressed: 0 B
Ready for field data…

✓ Batch complete.

Transparency: Original EXIF/GPS metadata is preserved. "ChiSheu optimized" is appended to the software/comment field for data lineage.

[Data Sovereignty Verified] No images leave your device. All processing is local — JS runs in-tab; Python runs in a browser-local Pyodide/Wasm sandbox.