Author

Matej

Senior Systems Writer

1 post

Matej is an engineer and open source maintainer. He is a CS graduate and former competitive math and programming contestant. He now focuses on maintaining real production systems.

Comparison of self-hosted visual regression testing tools BackstopJS, Argos, and the archived Lost Pixel.

Developer Tools & DevOps

Self-Hosted Visual Regression Testing: BackstopJS vs. Argos (and What Happened to Lost Pixel)

BackstopJS vs. Argos for self-hosted visual regression testing in CI, plus why Lost Pixel is no longer an option and what to run instead.

Matej Jul 8, 2026 13 min read