This page contains links to licencing information for various software products used to deliver the Online Services.

• Windows Server 2019
• Windows Server 2022
• Windows10
• Windows 11
• Ubuntu Linux
• GNU General Public License (common)
• GNU Lesser General Public License (common)
• Modified BSD License (common)
• Perl Artistic license (common)
• Apache License
• Expat/MIT-style licenses
• zlib-style licenses
• LaTeX Project Public License
• Python Software Foundation License
• Ruby's License
• PHP License
• W3C Software Notice and License
• OpenSSL License
• Sleepycat License
• Netgate