PUBLIC MARKS from decembre with tags ocr & extension

Project Naptha automatically applies state-of-the-art computer vision algorithms on every image you see while browsing the web. The result is a seamless and intuitive experience, where you can highlight as well as copy and paste and even edit and translate the text formerly trapped within an image.

John Resig - OCR and Neural Nets in JavaScript Just google for "CAPTCHA Breaker" or pwntcha and you'd have much more advanced captcha breakers capable of much more. But javascript won't be able to handle ...

It will break CAPTCHAs for Megaupload and automatically trigger a download. The code is designed specifically for this CAPTCHA style, but there's no reason why the getImageData trick combined with a alternate OCR implementation couldn't be used to solve for other systems. This is pretty fascinating stuff. Is there a better (more convenient, harder to cheat) way to prove humanness? What else could you make in Javascript using OCR, neural nets, or per-pixel image processing?