Official Flatpak support on Linux
Flatpak is a modern packaging format for Linux distributions, with the advantages of:
- working consistently across a wide array of distributions (thus making it much easier for developers to support any Linux distro)
- relative independence from the underlying system, making it the only distribution channel for immutable distros like Fedora Silverblue and Steam OS
- higher security due to its sandboxing
As such, it'd be great if it was officially supported by Proton for all its native applications.
It's true that the sandbox could potentially pose some limits to the app that might not be solvable via portals yet, but fortunately, portals can be proposed by the community — so Proton could actively help move the Flatpak ecosystem forward!
Proton's been able to support a range of other operating systems that also sandbox apps in one way or another, so it should be able to support sandboxed Flatpaks on Linux too.

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AR commented
Official Flatpak/Flathub packages would be a great way to support most Linux users.
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Jimmy Merrild Krag commented
As with Flatpak, official Snap packages would be nice too.
I do not feel safe using the unofficial ones offered, and I'd prefer if you could add some official ones, and ask the (probably well-meaning) publishers to take the unofficial ones down.
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s commented
| Important update available. To continue to use the app, please update to the latest version. _Download now_ |
well I would but there's no Flatpak update available and steamOS is my daily driver
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ike commented
Critically needed.
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GizmoChicken commented
An *unofficial* flatpak is available: https://flathub.org/apps/com.protonvpn.www
But I'd much prefer an *official* flatpak.
Also, I'll just note that Surfshark offers *official* flatpak and *official* snap packages. But I'd prefer to support Proton.
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Lukas Mayer commented
At this point I become increasingly frustrated that this issue has not been adressed yet.
Much smaller projects manage to maintain the whole variety of Linux universal apps (Flatpak, Snap, AppImage). Unofficial packages provided by some community members show that it is easily possible; due to software supply chain security risks official apps would be much more appreciated.
From Proton's perspective it may impose a risk being falsely afiliated which some unknown party who maintains these inofficial packages.Some apps can be used as browser app, but especially for Proton Drive proper desktop integration is needed.
While frustrated about it, personally I find my way around it. People in my Family account, people I have recommended Proton to and some Business contacts I have can not.
I know/ maintain Linux PCs for a lot of "Noobs" who would require a more seamless integration, because they would start to bother me, if I would recommend it to them and the experience would be bad or unstable. Besides Flatpaks I would also argue for Snap packages as Ubuntu is still a valid choice for "Noobs" as well as Businesses.
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Jeremy Justus commented
Adding another voice in favor of this. There is a wide ecosystem of Linux distributions that are not downstream of Redhat or Debian, and an official flatpak release is an easy way of providing Proton apps to a large number of them.
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Patrick commented
Please do this
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stegosaur commented
Please do this.
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Anonymous commented
This feature is such in demand that users started to create flatpak packages themselves. Of course, I would only trust the official one.
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Privacy commented
CRITICAL
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Tim Rogers commented
This would be great - especially if ARM was also supported.
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Thomas commented
Flatpak is the way to go here, guaranteeing compatibility on multiple distros.
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protonSuggestions commented
I too would love to see verified Flatpaks on Flathub for all Linux programmes of Proton!
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Anonymous commented
Agree, verified Flatpak would be extremely helpful for using Protonmail App across various Linux distros.
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SomebodyNose commented
It's ok if you want to create and maintain a Flatpak, but not at the expense of rpm/deb packages, which are never going away.
Personally, I'd rather see a dnf and apt repo for installation/updating so I have one update mechanism on my system. I'd rather avoid the mess of requiring up to four different ways for updating my system: dnf/apt + Snap/Flatpak/AppImage.
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Damerlen commented
Flatpaks for VPN and Drive please
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Anonymous commented
Having Flatpaks for Proton applications would be such a huge step forward for Linux users. While having RPM and DEB packages is nice, this leaves other more niche distros out to dry. Additionally, Flatpak support would allow users of immutable distros to actually use Proton applications without needing to trust the unofficial third-party Flatpaks that exist today.
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[Deleted User] commented
As other users have already said, Proton should just publish their programs as Flatpaks if they want to properly support Linux. Not everybody uses Fedora or Debian and Flatpak provides a sandbox and thus better security.
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Lukas commented
Proton should just publish their apps as flatpaks. Not only are they more secure and isolated, but they also work on all distributions. Some of us use openSUSE, Arch, and other distributions that aren't Fedora or Debian.