Northgate Connect redistributes only open-source VPN clients.

Windows: OpenConnect GUI 1.6.2 (GPL-2.0)
  File:   openconnect-gui-1.6.2-win64.exe
  Source: https://gitlab.com/openconnect/openconnect-gui (tag v1.6.2)
  Licence: openconnect-gui-LICENSE.txt
  Upstream: https://gui.openconnect-vpn.net/download/
  SHA256: de08d8968e40e219932d01025521f879178ec99246802db488c0fdac9fcef11a

macOS: Wombat 1.3.2 (MIT; OpenConnect/libopenconnect is LGPL-2.1)
  File:   Wombat-1.3.2.dmg
  Source: https://github.com/ventz/wombat-vpn (tag v1.3.2)
  Licence: wombat-LICENSE.txt
  Upstream: https://wombat.vpetkov.net/
  Requires: macOS 15 or later
  SHA256: fd04f37125d536560ee9a1d50c34fbae93dedbfe8fcbbc2b462e77c51874f1dc

We do not host Cisco Secure Client / AnyConnect installers. Cisco's licence
forbids redistribution, and Cisco's App Store terms say the app may not be
used with non-Cisco servers. Prefer the open-source clients above, or the
F-Droid OpenConnect app on Android.