$ apm install ruby-debugger Installing ruby-debugger to /Users/foo/.atom/packages ✗ Request for package information failed: Not Found And version is: $ apm -v apm 1.19.0 npm 3.10.10 node 6.9.5 x64 atom 1.27.1 python 2.7.15 git 2.15.1
And version is: