Introduction
Tesseract OCR is an open-source engine originally developed by HP and later maintained by Google. It uses LSTM neural networks, supports multiple languages and image formats, and is suitable for various text recognition scenarios.
Key Features
- Supports 100+ languages
- Multiple image formats (PNG, JPEG, TIFF)
- Rich output formats (TXT, PDF, hOCR, TSV, etc.)
- Custom language model training
- Fully open-source with an active community
Use Cases
- Document digitization and archiving
- Text extraction from images and scans
- Automated recognition of receipts and certificates
- Integrating OCR capabilities into applications
Technical Highlights
Tesseract leverages LSTM deep learning algorithms, supports UTF-8 encoding, is cross-platform, and provides C/C++ APIs and multi-language bindings for easy integration and extension.