1. Obtain the registration key

Choose one of the options on the Pricing page to obtain Trial, Starter or Enterprise registration key. You will receive the key file by email. It will look like that:

Name: Company Name
Email: Contact Email
Purchase ID: CC-777777777777777
Git Committers: 25
Free upgrades until: 2019-10-31

pjCssAR6cT4F3MnEDb0qKiEcb15UWlPBQwvrZCMlBmbihHrXVnZ2MyJKsUT
... 
sSPIOdt1sz1@6d6PXEzybYJq1DOaZfXWzogM3jpB4M1hBA1LRJBbOE1qVWH

2. Upload the registration key to the host where SubGit is installed.

Upload the key you have received to the server where your repository is located. You may upload the file, or copy and paste key file contents to the file on the server side.

3. Register SubGit

Register SubGit for your Git or Subversion repository by running the following command:

$ sudo subgit register --key subgit.key /PATH_TO_REPOSITORY

Note the use of the sudo command above. Superuser privileges are needed to store key securely. On Windows OS you may need to ensure that register command is run on behalf of the Administrator user.