postmarketOS vs Solus
| postmarketOS | Solus | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Linux | Linux |
| Free plan | Yes | Yes |
| Device types | phones, tablets, laptops, Chromebooks, single-board computers, x86_64 EFI systems | Personal computers (desktop and laptop hardware) |
| CPU architectures | aarch64, armv7, x86_64, riscv64 | x86-64 (64-bit) |
| Support lifecycle | No fixed duration stated; stable kernel packages are kept up to date while the release is supported; device support depends on category and maintainers. | Rolling release; homepage describes weekly tested updates. No fixed support duration specified. |
| Built-in management | Stable and edge release channels; kernel and system package upgrades; automatic kernel upgrades required for community-category devices | Software Center; eopkg command-line package manager supports package operations and rollback |
| App compatibility | Alpine apk packages; Flatpak is primary application distribution for Duranium | Solus package repository; Flatpak preferred for third-party applications; Snap and AppImage also work |
| Deployment models | Physical device installation; Duranium also uses standard GPT partitions on compatible laptops | Installable ISO images for physical computers; can be installed alongside another operating system |
Both are listed in Best Operating Systems. On The Geeks Club, postmarketOS scores higher on our published basis.