Filtered ranking
Best Open-Source VPN Services in 2026
4 of the 8 VPN services ranked on listme.name match: their source code is public under an open-source license. The order uses the same scores as the full ranking.
The ranking
- 1
Mullvad VPN
Open-source apps, anonymous account numbers and one flat 5 euro monthly price, but no free plan and no port forwarding. It offers fewer extras than the larger brands in this list.
Best for Anonymous, flat-rate VPN with open-source apps
WindowsmacOSLinuxiOSAndroidPaidOpen source
- 2
Proton VPN
A free VPN plan, open-source clients and a Swiss company base, with paid tiers that bundle other Proton products. Advanced features and the fastest speeds are reserved for the paid plans.
Best for Free VPN from a Swiss company with open-source apps
WindowsmacOSLinuxAndroidiOSChromeOSBrowser extensionFree plan, paid upgradesOpen source
- 3
IVPN
Open-source apps, no email needed to sign up and gateways on dedicated servers in 41 countries. It has no free plan, no port forwarding and no streaming guarantee.
Best for Open-source VPN for users who avoid email signup
WindowsmacOSLinuxAndroidiOSCommand lineSubscriptionOpen source
- 4
Windscribe
A free plan that needs no payment or email to start, an open-source desktop client under GPL-2.0 and apps for most platforms. Plan limits are not on the homepage, so check before choosing.
Best for Free VPN plan with browser and desktop apps
WindowsmacOSLinuxAndroidiOSBrowser extensionFree plan, paid upgradesOpen source
At a glance
| Product | Score | Price | Platforms | Free plan | Company base |
|---|---|---|---|---|---|
 Mullvad VPN | 92.5 | Paid | WindowsmacOSLinuxiOSAndroid | No | Sweden |
 Proton VPN | 91.0 | Free plan, paid upgrades | WindowsmacOSLinuxAndroidiOSChromeOSBrowser extension | Yes | Switzerland (Proton) |
 IVPN | 89.5 | Subscription | WindowsmacOSLinuxAndroidiOSCommand line | No | Gibraltar |
 Windscribe | 84.0 | Free plan, paid upgrades | WindowsmacOSLinuxAndroidiOSBrowser extension | Yes | Not stated on site |