Hydra
7.3#1 in database query buildersFree planFree planWebAPILinuxSelf-hosted
VisitHydra vs Vivid Walls
Vivid Walls
7.5#2 in desktop wallpaper software$9.99 one-timeFree planWebmacOSWindows
VisitWhat both publish
| Fact | Hydra | Vivid Walls |
|---|---|---|
| Documentation | The project links to a Hydra User's Guide, NixOS Wiki material, hydra-cli, and a build-farm setup presentation. | Official documentation consists of setup, compatibility, import, battery and FAQ guides plus email support. |
| License | Hydra is distributed under the GNU General Public License version 3. | The terms grant a limited, non-exclusive, non-transferable license for use on Apple devices and prohibit reverse engineering, so the app is proprietary rather than open source. |
Hydra plans
- HydraFree
Vivid Walls plans
- FreeFree
- Full Library$9.99, paid once
Pick Hydra if…
Hydra suits Nix and NixOS package developers who need to build and test projects through jobsets. It is not needed by people who only want to use NixOS.
Pick Vivid Walls if…
Vivid Walls suits Apple Silicon Mac users who want animated, video, web, GIF, or image wallpapers, including across multiple displays. It may also suit people moving a Wallpaper Engine library from Windows.