Digital copy of the Tamil Bible Old Version published by Bible Society of India and Ceylon in the year 1957. This Bible is in Public Domain in India. Digitization was done by TFBF (www.tfbf.in) volunteers and the scanned images of the pages of this Bible can be downloaded from https://archive.org/details/Tamil-Bible-BSI-OV-1957.
The python folder has a script which converts the usfm files to markdown files.
The md folder has the tamil bible in markdown format