While GitLab itself is MIT, the omnibus-gitlab sources are licensed under the Apache-2.0.
Starting with version 8.11, the omnibus-gitlab package contains license information of all software that is bundled within the package.
After installing the package, licenses for each individual bundled library
can be be found in
There is also one
LICENSE file which contains all licenses compiled together.
This compiled license can be found in
The omnibus-gitlab package is made up of many pieces of software, comprising code that is covered by many different licenses. Those licenses are provided and compiled as stated above.
Starting with version 8.13, GitLab has placed an additional step into the omnibus-gitlab.
license_check step calls
support/license_check.sh, which checks the compiled
LICENSE file against the current list of approved and questionable licenses as
denoted in the arrays at the top of the script. This script will output one of
Check for each piece of software that is a part of the
Good: denotes a license that is approved for all usage types, within GitLab and omnibus-gitlab.
Unknown: denotes a license that is not recognized in the list of 'good' or 'bad', which should be immediately reviewed for implications of use.
Check: denotes a license that has the potential be incompatible with GitLab itself, and thus should be checked for how it is used as a part of the omnibus-gitlab package to ensure compliance.
This list is currently sourced from the GitLab development documenation on licensing.
However, due to the nature of the omnibus-gitlab package the licenses may not apply
in the same way. Such as with
rsync. See the GNU License FAQ