Accessible-Coconut team has made a serious effort to address the major challenges caused by visual impairment. As we are aware a visually challenged person face grave difficulties in reading and writing in the sighted way. Both problems are solved in an ingenious manner. 1 . The screen reader used in AC is Orca and the speech engine is E speak. User can opt for other speech engines like i.b.m. via voice or Cepstral etc. 2. Linux intelligent OCR solution Lios. Lios is a software solution developed by the Coconut team to address the reading problem of the visually challenged. One can read printed books in almost all the Indian languages including Tamil, Malayalam, Telugu, Kannada, Hindi, and of course English,using a scanner and the laptop. All the libraries in the country are opened before the visually impaired. Lios has the capacity to convert text or image, PDF in to text and also convert text in to audio files. 2 . Se...