From NLTK

If you have found NLTK useful please support its ongoing development by making a donation. All donations will be used to improve the software and the documentation.

• Donate via Sourceforge - if you are a sourceforge member and want to donate up to $250 (your donation will be processed by PayPal and acknowledged on the sourceforge site)

• Donate directly - make a PayPal payment directly to nltk@users.sourceforge.net

Projects already sponsored by donations to NLTK

Sponsorship	Name	Project
$1000	Pranava Swaroop	Finite state transducer compiler (mentored by Rob Malouf)
$1000	Joseph Frazee	Coreference resolution (mentored by Jason Baldridge and Steven Bird)
$1000	Xinfan Meng	MapReduce framework for NLTK (mentored by Miles Osborne and Ewan Klein)