Tesseract - Tesseract is an optical character recognition engine for various operating systems
Twilio - Brings voice and messaging to your web and mobile applications.
GOCR - GOCR homepage. GOCR is an OCR (Optical Character Recognition) program, developed under the GNU Public License.
Plivo - Plivo simplifies your customer engagement.
TextGrabber - Office & Productivity
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.