Challenger v1
This is the first official release of the Challenger.
The initial set of challenges is complete, with 30+ challenges. And challenge status persistence using files for local access or S3 when cloud hosted.
The download here will work in both single user or multi user mode.
java -jar apichallenges.jarjava -jar apichallenges.jar -multiplayer
It has been deployed to cloud hosting:
More information, tutorials etc.
https://eviltester.com/apichallenges
A little larger than expected because of Amazon SDK - this will hopefully be removed in a future release.