Tesseract - Tesseract is an optical character recognition engine for various operating systems
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
GOCR - GOCR homepage. GOCR is an OCR (Optical Character Recognition) program, developed under the GNU Public License.
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.
TextGrabber - Office & Productivity
Plivo - Plivo simplifies your customer engagement.