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Hardware Hosting technologies have also modernized in recent year as bare metal public cloud has been emerging.  While it is anticipated that there will always be some magic hardware, there are new opportunities that may dramatically reduce the amount/costs while improving the reliability of services.

Summarized Results

SCM

   GitHub and GitLab are the dominant tools for SCM that satisfy the requirement of easy to use and popular. There are many choices but either of these would be good. Bit Bucket is also very popular but is more commercially oriented. GitLab has a slight edge since it can also be run in corporate environment behind the firewall and meet corporate community developer requirements with a consistent GIT git history.

CI/CD

CircleCI for GitHub and  GitLab-CI are the dominant tools that are most compatible with their respective SCM systems. There are more options in this space than SCM and it personal project bias might influence a project to use either CircleCI or GitLab-CI

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