Rules were invented in 1978-1979 by Dave McCooey and Richard Honeycutt.

Jocly implementation

• Development: Michel gutierrez (@_mig_)
• Graphic design: Michel gutierrez (@_mig_) and Jérôme Choain (@jcfrog)

Special thanks to László Németh who gave a lot of CC0 content on Wikipedia for boards and pieces illustrations (used in rules section).