Convert, compress, and OCR: PDF, Images, Office files. Bulk ZIP, multi-language OCR. Free, open source.
- PDF to PDF, compress, OCR
- PDF to Images (JPG, PNG, etc)
- Images to PDF/OCR
- Images to Images (convert/compress)
- Office to PDF/OCR (DOCX, XLSX, PPTX, TXT, etc)
- Bulk ZIP download
- Multi-language OCR (English, Hindi, Urdu, Chinese, Japanese, Arabic, Russian, French)
- 12 MB max file size, secure validation
- Download and preview
- Help & Contact cards (frontend)
pip install -r backend/requirements.txtuvicorn backend.app:app --reloadOr if you're in the backend folder:
uvicorn app:app --reload- Open
web-app/src/index.htmlin your browser - Or run a local web server:
Visit: http://localhost:8001/index.html
cd web-app/src python -m http.server 8001
- Use browser UI
- Or run:
python backend/test_api.py
| Endpoint | Method | Description |
|---|---|---|
/health |
GET | Health check |
/convert/pdf |
POST | PDF to PDF/compress/OCR |
/convert/image |
POST | Images convert/compress |
/convert/office |
POST | Office to PDF/OCR |
/convert/zip |
POST | Bulk conversion + ZIP download |
/ocr/image |
POST | OCR on image |
/download/{file} |
GET | Download converted file |
Fields:
files: upload files (form-data, multiple)compress: compression quality (10-100)ocr_lang: OCR language (eng, hin, urd, chi, jpn, ara, rus, fra)to_format: image format (jpg, png, etc) for image endpoints
- Only allowed file types/extensions (see app.py)
- Max file size: 12 MB per file
- All uploads and downloads validated
- Host backend with FastAPI/Uvicorn (local or cloud)
- Frontend is static HTML, can be served from any web host
- For HTTPS/domain, use Nginx/Cloudflare/CDN
- Star, fork, and PRs welcome!
- Issues/feature requests: GitHub Issues
- Contact: support@killfile.io or Telegram @killfile_support
MIT License
- Powered by FastAPI, Pillow, pytesseract, Bootstrap, etc.