License Server Help


Before installing JetBrains License Server, please make sure to familiarize yourself with the system and network requirements described in this article.

System Requirements

As an on-premises application, License Server requires physical or virtual server which should:

  • Have 4 GB of RAM or more

  • Run one of the following 64-bit operating systems:
    • Windows Vista or later
      Make sure to disable all antivirus software, Windows Defender, and Windows Search service for License Server root directory, as they may conflict with License Server processes.

    • Mac OS X 10.7 or later

    • Linux (based on our knowledge, any 64-bit distribution should do)

  • Have JRE 1.8 or JDK 1.8 installed.
    JetBrains License Server doesn't support Java 9 yet

License Server works best with a modern web browser. Internet Explorer 10+ as well as recent versions of Firefox, Chrome and Opera are all supported.

Network Requirements

  • Your fully qualified hostname should be resolvable to your IP address. To verify:

    On Windows

    On Linux or Mac OS

    • Run: ipconfig /all

    • Ping obtained host name using ping <host name>

    Run: ping $(hostname -f)

  • To let license server get license data from JetBrains servers, allow incoming and outgoing connections for processes running under JetBrainsLS user.

  • License Server has following network accessibility requirements to issue licenses to users:
    • Resources available at should be accessible from License Server network.

    • Resources available at should be accessible from License Server network.

    • License Server software should be allowed to establish connection to mentioned resources.

    • Product being registered with a License Server should have access to License Server network.

    • Traffic between the License Server and JetBrains should be passed as is including original certificate data for HTTPS connections.

  • License server installer should be launched under a user with Administrator permissions.

Last modified: 16 January 2019