- Eugene Charniak (parser)
- Mark Johnson (reranker)
- Do Kook Choe
- Patrick Claus
- Shay Cohen
- Micha Elsner
- Matthew Gerber
- William P. Headden III
- Kristy Hollingshead
- Matthew Lease
- Shashi Narayan
- Vlad Niculae
- Ben Swanson
- Jenine Turner-Trauring
- Jim White
- Didzis Gosko
(and many others with helpful bug reports and questions!)