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Flatpak

The most recommended of 3 packaging formats

Recommended for installing up-to-date Linux desktop apps on any distro from one package with user-controllable sandbox permissions, though critics call the sandbox weak and permissions awkward to manage.

Recommended for installing up-to-date Linux desktop apps on any distro from one package with user-controllable sandbox permissions, though critics call the sandbox weak and permissions awkward to manage.

327 people gave an opinion

recommend it
181
criticize it
146
approval share
55%
Each figure is 5 people. RecommendsCriticizes

Recommended in 12 of 13 months

  1. November 2025: recommended
  2. December 2025: recommended
  3. January 2026: recommended
  4. February 2026: recommended
  5. March 2026: recommended
  6. April 2026: recommended
  7. May 2026: recommended
  8. June 2026: recommended
  9. July 2026: recommended
  10. August 2026: recommended
  11. September 2026: recommended
  12. October 2026: recommended
  13. November 2026: not recommended (month in progress)

Why it doesn’t carry the badge

  • 181 people recommend itNeeds 10 or more, met.
  • 1.2 recommenders for every criticNeeds 2 to 1 or better, not met.
  • Recommended in 12 of 13 monthsNeeds 4 or more, met.

The same three rules apply to every product, and the badge can’t be bought. How the badge works

What people say about it

The reasons people give, with the number of comments that give each one. Open a reason to read what they said.

Why people recommend it

Each mark is one comment

  • Sandboxing and app isolation

    “Flatpaks, from the source if available, are excellent: you get the latest versions of the app from the official source, with permissions set for a pretty locked-down sandbox.”

    Comment from 3 Nov 2025 in “Using FreeBSD to make self-hosting fun again”

    “You can trivially sandbox your Steam installation with pretty much zero performance overhead, if you install it through Flatpak.”

    Comment from 2 Nov 2025 in “Linux gamers on Steam cross over the 3% mark”

    “Flatpak seems to be a neat advancement, at least in regard to stopping things from basically uploading your filesystems”

    Comment from 2 Jan 2026 in “Linux is good now; to feel like you actually own your PC, put Linux on it”
  • Works across Linux distros

    “Flatpak gives me cross-platform/cross-distro software directly/certified by the project or company that has additional security sandboxing”

    Comment from 1 May 2026 in “Canonical/Ubuntu have been under DDoS for more than 15h”

    “I know it's has its rough edges, but I use many apps across arch/Fedora/Ubuntu that are delivered as a single flatpak”

    Comment from 7 Jun 2026 in “Anthropic, please ship an official Claude Desktop for Linux”

    “The Windows way, used by Flatpak and Snap, of targetting known-good sets of libraries will work around that.”

    Comment from 8 Aug 2026 in “As a Windows user, it's a surreal way to install a program”
  • User controls app permissions

    “things like Flatpak give me, the user, the power over application's permissions and I can take them away (or give more) in a few taps at will”

    Comment from 20 Nov 2025 in “Android/Linux Dual Boot”

    “the user has recourse: you can globally block all installed flatpaks from having access to a specific resource”

    Comment from 16 Dec 2025 in “Problems with D-Bus on the Linux desktop”

    “Flathub is very explicit and obnoxious about such unsafe permissions and can easily be modified by the user.”

    Comment from 16 Dec 2025 in “Problems with D-Bus on the Linux desktop”
  • Latest apps from official sources

    “Flatpaks, from the source if available, are excellent: you get the latest versions of the app from the official source, with permissions set for a pretty locked-down sandbox.”

    Comment from 3 Nov 2025 in “Using FreeBSD to make self-hosting fun again”

    “Flatpak gives me cross-platform/cross-distro software directly/certified by the project or company that has additional security sandboxing”

    Comment from 1 May 2026 in “Canonical/Ubuntu have been under DDoS for more than 15h”

    “I know I've noticed a big uplift in stability by using a rolling release base, or Flatpak if stuck on "stable".”

    Comment from 19 Apr 2026 in “State of Kdenlive”

What people warn about

Each mark is one comment

  • Weak or leaky sandbox

    “Flatpak isn't a proper sandbox due to it not being fine-grained, not being properly run-time based and having numerous sandbox escape possibilities.”

    Comment from 28 Oct 2026 in “The Advantages of Mobile Linux over AOSP (LineageOS, CrDroid, GrapheneOS, etc.)”

    “Flatpak is just a cheap container copy. Can't do anything beyond what cgroups and things like apparmor and selinux can do”

    Comment from 30 Aug 2026 in “Omarchy: Any User Process Can Escalate to Root”
  • Clunky permission management

    “Isolating individual apps and having to deal with permission prompts and protals, and persistence of permissions is uh, not very user friendly anyway.”

    Comment from 28 Aug 2026 in “Sovereign Tech Agency invests €500k in Flatpak”

    “it's technically implemented uniformely without thought of user access patterns, then yes it's a bad idea causing friction and frustration”

    Comment from 28 Aug 2026 in “Sovereign Tech Agency invests €500k in Flatpak”

    “That is actually very poor design that a user requires a separate app (flatseal) to configure how the sandbox works.”

    Comment from 22 Jun 2026 in “window.showDirectoryPicker opens up a whole new world”
  • Graphics driver and runtime issues

    “I especially love how flatpak has its own version of graphics drivers, which results in my browser flatpak updating to a version that has a mismatch”

    Comment from 20 Apr 2026 in “OpenClaw isn't fooling me. I remember MS-DOS”

    “all the machinations that Flatpak goes through to get userspace Mesa drivers etc. working on a different glibc version than the base system”

    Comment from 5 Jan 2026 in “Win32 is the stable Linux ABI”

    “Flatpak steam runs like poo for a lot of people. Really, flatpak should be avoided if there are other installation methods”

    Comment from 2 Nov 2025 in “Linux gamers on Steam cross over the 3% mark”

Other packaging formats people recommend

The two most recommended other packaging formats, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.

Flatpak compared with 2 alternatives
ProductRecommendCriticizeApprovalMonthsOwnedBadge
FlatpakThis page18114655%12——
AppImage512369%12—Approved
Snap4818720%11——
See all 3 packaging formats, ranked

What people said

40 of the 411 comments that mention it, newest first. Each links to the original comment.

“Flatpak isn't a proper sandbox due to it not being fine-grained, not being properly run-time based and having numerous sandbox escape possibilities.”

CriticizesComment from 28 Oct 2026 in “The Advantages of Mobile Linux over AOSP (LineageOS, CrDroid, GrapheneOS, etc.)”

“the distro matters a lot less if you use containers or flatpaks for most things (which I'd recommend)”

RecommendsComment from 15 Oct 2026 in “Ubuntu 26.10 (Stonking Stingray) released”

“The Flatpak project gets panned all the time. Not for having a weak sandbox (which would be a fair criticism), but for having a sandbox at all”

RecommendsComment from 12 Oct 2026 in “Will Linux phones become a viable alternative to the Android/iOS duopoly?”

“I've barely ever had a problem with them, and the problems I did have were solvable with a cursory web search.”

RecommendsComment from 11 Oct 2026 in “I paid people to try and follow my README”

“Flatpak is just a cheap container copy. Can't do anything beyond what cgroups and things like apparmor and selinux can do”

CriticizesComment from 30 Aug 2026 in “Omarchy: Any User Process Can Escalate to Root”

“making it possible for software to incorporate these new granular permissions in a backwards compatible manner”

MixedComment from 28 Aug 2026 in “Sovereign Tech Agency invests €500k in Flatpak”

“Isolating individual apps and having to deal with permission prompts and protals, and persistence of permissions is uh, not very user friendly anyway.”

CriticizesComment from 28 Aug 2026 in “Sovereign Tech Agency invests €500k in Flatpak”

“it's technically implemented uniformely without thought of user access patterns, then yes it's a bad idea causing friction and frustration”

CriticizesComment from 28 Aug 2026 in “Sovereign Tech Agency invests €500k in Flatpak”

“Flatpak itself might not survive, but the underlying protocols are relevant for sandboxing on linux as a whole.”

MixedComment from 28 Aug 2026 in “Sovereign Tech Agency invests €500k in Flatpak”

“had to use `--sandbox` with every app and then carefully engineer the permissions so the apps would actually work”

CriticizesComment from 28 Aug 2026 in “Sovereign Tech Agency invests €500k in Flatpak”

“works way better than any other package system on Linux when it comes to security and distro independence”

RecommendsComment from 28 Aug 2026 in “Sovereign Tech Agency invests €500k in Flatpak”

“It's trivial to use containerization technologies like flatpak to get software to run on any Linux distro.”

RecommendsComment from 22 Aug 2026 in “hdiutil is deprecated in macOS 27 Golden Gate”

“The Windows way, used by Flatpak and Snap, of targetting known-good sets of libraries will work around that.”

RecommendsComment from 8 Aug 2026 in “As a Windows user, it's a surreal way to install a program”

“That is actually very poor design that a user requires a separate app (flatseal) to configure how the sandbox works.”

CriticizesComment from 22 Jun 2026 in “window.showDirectoryPicker opens up a whole new world”

“I know it's has its rough edges, but I use many apps across arch/Fedora/Ubuntu that are delivered as a single flatpak”

MixedComment from 7 Jun 2026 in “Anthropic, please ship an official Claude Desktop for Linux”

“Now the direction changed with the new team/leadership towards integration, security and control instead of "it works everywhere".”

MixedComment from 26 May 2026 in “Flatpak Will Depend on Systemd”

“Flatpak gives me cross-platform/cross-distro software directly/certified by the project or company that has additional security sandboxing”

RecommendsComment from 1 May 2026 in “Canonical/Ubuntu have been under DDoS for more than 15h”

“I especially love how flatpak has its own version of graphics drivers, which results in my browser flatpak updating to a version that has a mismatch”

CriticizesComment from 20 Apr 2026 in “OpenClaw isn't fooling me. I remember MS-DOS”

“I know I've noticed a big uplift in stability by using a rolling release base, or Flatpak if stuck on "stable".”

RecommendsComment from 19 Apr 2026 in “State of Kdenlive”

“Flatpak gives me one package to install and a little bit of a minor security boundary around the application.”

RecommendsComment from 5 Apr 2026 in “GabeN Is Shitting Yacht Money into Flatpak and You're Still Arguing Init Systems”

“the UX for that is such that most Flatpak non-power-users aren't enforcing sandboxing on Flatpaks they install”

MixedComment from 19 Mar 2026 in “CVE-2026-3888: Important Snap Flaw Enables Local Privilege Escalation to Root”

“So you never get stupid popups, and update managers use signed packages and check those signatures before installation.”

RecommendsComment from 2 Feb 2026 in “Notepad++ hijacked by state-sponsored actors”

“They could at least use Flatpak and containers instead of choosing a given distro or package manager.”

RecommendsComment from 30 Jan 2026 in “GOG: Linux "the next major frontier" for gaming as it works on a native client”

“you could avoid having to think about distro package managers by distributing with something like flatpak”

RecommendsComment from 27 Jan 2026 in “The C-Shaped Hole in Package Management”

“Ability to deploy user applications using something like Flatpak which ensures they are used within a sandbox”

RecommendsComment from 24 Jan 2026 in “Microsoft gave FBI set of BitLocker encryption keys to unlock suspects' laptops”

“Everybody (except Ubuntu) is pushing for it, from the regular desktop distros like Feodra all the way to image based distros like KDE Linux and Fedora Silverblue.”

MixedComment from 21 Jan 2026 in “Hate is a strong word, but I don't like Windows 11”

“provide a rich but controllable set of features, API/ABI compatibility, while providing zero overhead isolation”

RecommendsComment from 9 Jan 2026 in “What Happened to WebAssembly”

“all the machinations that Flatpak goes through to get userspace Mesa drivers etc. working on a different glibc version than the base system”

CriticizesComment from 5 Jan 2026 in “Win32 is the stable Linux ABI”

“Flatpak seems to be a neat advancement, at least in regard to stopping things from basically uploading your filesystems”

RecommendsComment from 2 Jan 2026 in “Linux is good now; to feel like you actually own your PC, put Linux on it”

“the user has recourse: you can globally block all installed flatpaks from having access to a specific resource”

MixedComment from 16 Dec 2025 in “Problems with D-Bus on the Linux desktop”

“Flathub is very explicit and obnoxious about such unsafe permissions and can easily be modified by the user.”

MixedComment from 16 Dec 2025 in “Problems with D-Bus on the Linux desktop”

“Which is how Flatpak does it and you sideline the entire problem of having to authenticate clients on the bus”

RecommendsComment from 16 Dec 2025 in “Problems with D-Bus on the Linux desktop”

“flatpak (available as a slackbuild) allows you to easily install apps you would have had to compile yourself”

RecommendsComment from 2 Dec 2025 in “After Windows Update, Password icon invisible, click where it used to be”

“With such security technology existing, giving every application full access to the system is no longer appropriate.”

RecommendsComment from 1 Dec 2025 in “SmartTube Compromised”

“things like Flatpak give me, the user, the power over application's permissions and I can take them away (or give more) in a few taps at will”

RecommendsComment from 20 Nov 2025 in “Android/Linux Dual Boot”

“where you'd run something untrusted there you'd use Flatpak or something similar where what you wrote doesn't apply”

RecommendsComment from 20 Nov 2025 in “Android/Linux Dual Boot”

“Flatpaks, from the source if available, are excellent: you get the latest versions of the app from the official source, with permissions set for a pretty locked-down sandbox.”

RecommendsComment from 3 Nov 2025 in “Using FreeBSD to make self-hosting fun again”

“Flatpak steam runs like poo for a lot of people. Really, flatpak should be avoided if there are other installation methods”

CriticizesComment from 2 Nov 2025 in “Linux gamers on Steam cross over the 3% mark”

“Flatpak is fine for user GUI apps but I don't think it would be feasible to e.g. distribute Rust via a Flatpak.”

MixedComment from 2 Nov 2025 in “Notes by djb on using Fil-C”

“You can trivially sandbox your Steam installation with pretty much zero performance overhead, if you install it through Flatpak.”

RecommendsComment from 2 Nov 2025 in “Linux gamers on Steam cross over the 3% mark”

Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.