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2 Best Open Source Percy Alternatives

A curated collection of the 2 best open source and self-hosted alternatives to Percy in 2026.

Looking for a free, privacy-friendly, or self-hosted replacement for Percy in 2026? The top open-source alternative is LostPixel — Automated visual testing tool that detects UI changes, ensures consistency, and accelerates development workflows..

Other highly rated open-source Percy alternatives include Argos.

LostPixel

LostPixel

★ 1,682

Automated visual testing tool that detects UI changes, ensures consistency, and accelerates development workflows.

LostPixel preview

Automated visual testing tool that detects UI changes, ensures consistency, and accelerates development workflows.

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Argos

Argos

★ 616

Automate visual testing, catch UI bugs early, and collaborate effortlessly with your team to maintain pixel-perfect interfaces.

Argos preview

Automate visual testing, catch UI bugs early, and collaborate effortlessly with your team to maintain pixel-perfect interfaces.

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About Percy

A visual testing platform for web applications.