LensOCR allows you to grab any non-searchable and non-editable text on your Mac's screen. The text is instantaneously recognised and will be saved to the clipboard, so you can paste it wherever you want. It uses advanced OCR (Optical Character Recognition) technology to extract the text from an image. The application is intuitive and allows you to scan text such as phone numbers, long serial numbers, names, email addresses, etc. from Zoom meetings, PDFs, Youtube, video tutorials, or anything on your Mac’s screen.
Tesseract - Tesseract is an optical character recognition engine for various operating systems
TextSniper - Instantly extract any text from your Mac's screen
GOCR - GOCR homepage. GOCR is an OCR (Optical Character Recognition) program, developed under the GNU Public License.
Google Translate - Google's free service instantly translates words, phrases, and web pages between English and over 100 other languages.
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
OCRmyPDF - OCRmyPDF adds an OCR text layer to scanned PDF files, allowing them to be searched or copy-pasted.