Papertrail is a ballot scanning and processing software suite which supports elections based on paper ballots which can be scanned and counted automatically.
Pyinsane is a pure Python implementation of the Sane API (using ctypes) and abstraction layer. It works with Python 2.7 and Python 3.x, and requires Pillow.
A foreign function call interface using small assembly kernels.
A Web server with an in-built data store.