Tesseract - Tesseract is an optical character recognition engine for various operating systems
Onfido - Onfido is the data-driven platform for intelligent background checking.
GOCR - GOCR homepage. GOCR is an OCR (Optical Character Recognition) program, developed under the GNU Public License.
Sumsub - One verification platform to secure the whole user journey
TextGrabber - Office & Productivity
Veriff - Smart and scalable identity verification.