|"Git server":install-arv-git-httpd.html |Arvados-hosted git repositories, with Arvados-token based authentication.|Optional, but required by Workflow Composer.|
|\3=. *Crunch (running containers)*|
|"crunch-dispatch-slurm":crunch2-slurm/install-prerequisites.html |Run analysis workflows using Docker containers distributed across a Slurm cluster.|Optional if you wish to use Arvados for data management only.|
|"Git server":install-arv-git-httpd.html |Arvados-hosted git repositories, with Arvados-token based authentication.|Optional, but required by Workflow Composer.|
|\3=. *Crunch (running containers)*|
|"crunch-dispatch-slurm":crunch2-slurm/install-prerequisites.html |Run analysis workflows using Docker containers distributed across a Slurm cluster.|Optional if you wish to use Arvados for data management only.|