Compare software

openfortivpnOpenConnect
Free

Free and open source under GPL-3.0-or-later with the cryptsetup OpenSSL exception.

 Free

Free and open source under the GNU LGPL 2.1.

Linux, Command line Linux, Command line
  • Works with Fortinet VPN services
  • Supports SAML login and user certificates
  • Works with many vendors' SSL VPN servers
  • Supports certificates on TPMs and PKCS#11 smartcards
  • Requires pppd
  • Smartcard support needs additional software and does not support multiple readers
  • Command-line tool; graphical use depends on separate front ends
  • Not supported by the VPN vendors themselves
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0-or-later WITH cryptsetup-OpenSSL-exception License: LGPL-2.1
Not stated if an account is needed No account needed
Not stated if it works offline Not stated if it works offline

Checked October 8, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.