The latest source code for Wildbook is available on GitHub at: https://github.com/WildbookOrg/Wildbook
The 'master' branch is the latest code.
We highly recommend building the latest Wildbook off the 'x.x' branch in Github.com with Maven:
Wildbook has an R package available here: https://cran.r-project.org/web/packages/RWildbook/index.html