The following people have contributed to the development of Rich:
- Patrick Arminio
- Gregory Beauregard
- Dennis Brakhane
- Darren Burns
- Jim Crist-Harif
- Ed Davis
- Pete Davison
- James Estevez
- Oleksis Fraga
- Andy Gimblett
- Michał Górny
- Nok Lam Chan
- Leron Gray
- Kenneth Hoste
- Lanqing Huang
- Finn Hughes
- Josh Karpel
- Hugo van Kemenade
- Andrew Kettmann
- Martin Larralde
- Hedy Li
- Luka Mamukashvili
- Alexander Mancevice
- Will McGugan
- Paul McGuire
- Antony Milne
- Michael Milton
- Martina Oefelein
- Nathan Page
- Avi Perl
- Laurent Peuch
- Olivier Philippon
- Kylian Point
- Kyle Pollina
- Sebastián Ramírez
- Felipe Guedes
- Clément Robert
- Brian Rutledge
- Tushar Sadhwani
- Paul Sanders
- Tim Savage
- Anthony Shaw
- Nicolas Simonds
- Aaron Stephens
- Gabriele N. Tornetta
- Nils Vu
- Arian Mollik Wasi
- Handhika Yanuar Pratama
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- Motahhar Mokfi
- Tomer Shalev
- Serkan UYSAL
- Zhe Huang