Based on our record, OCRopus seems to be more popular. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I know that ocropy and kraken can be trained. There's a guide written a few years back for training with ocropy and kraken has documentation on model training. Source: 10 months ago
Here is yet another OCR project but requires some training to get right/it's not out of the box so may have trouble with some images. Source: almost 2 years ago
Tesseract - Tesseract is an optical character recognition engine for various operating systems
ABBYY FineReader - ABBYY's latest PDF editor software, FineReader 16 you can easily convert files like PDF to Excel, PDF to Word, edit, share, collaborate & more with this PDF editor!
Onlineocr.net - Free Online OCR service allows you to convert PDF document to MS Word file, scanned images to editable text formats and extract text from JPEG/TIFF/BMP files
Prizmo - Prizmo is a scanning application for Mac with Optical Character Recognition (OCR) in over 40 languages with powerful editing capability, text-to-speech, and iCloud support.
TextGrabber - Office & Productivity
PDFify - PDF creation with text recognition and scanner support. Features email and webpage import to PDF.