Loki
7.3#4 in visual regression testing softwareFree planFree planAndroidiOSWebLinux
VisitLoki vs Needle
What both publish
| Fact | Loki | Needle |
|---|---|---|
| License | The project repository identifies Loki as MIT licensed. | The package metadata classifies Needle under the OSI-approved BSD License. |
| Purpose | Loki tests Storybook projects for visual regressions by comparing screenshots with reference images. | Needle tests CSS and other web visuals by comparing screenshots with known good screenshots. |
| Security | The command-line reference documents a `chromeDockerWithoutSeccomp` option, which defaults to false. | GitHub reports that the project has no SECURITY.md policy and no published security advisories. |
Loki plans
- LokiFree
Needle plans
- NeedleFree
Pick Loki if…
Loki suits developers maintaining Storybook projects who want screenshot comparisons in a continuous integration workflow. It supports browser captures as well as iOS simulator and Android emulator screenshots.
Pick Needle if…
Needle suits developers writing Python tests for visual website changes, CSS values, or element positions. It may be useful when Selenium and nose are part of the testing setup.