Open Source Alternatives to Percy

A visual testing and review platform that automates the process of detecting visual regressions in web applications. It captures screenshots of user interfaces and compares them against a baseline to identify unintended changes in the layout or styling. The platform is designed for developers and designers to review visual updates within a collaborative workflow, allowing teams to approve or reject changes before they are merged. It integrates with version control systems to link visual changes directly to specific code commits, ensuring that every UI modification is tracked. The software supports various frontend frameworks and is deployed as part of a continuous integration pipeline to maintain visual consistency across different browser environments. It provides a centralized location for stakeholders to communicate about visual bugs and design refinements.

Whether you want to cut software costs or escape vendor lock-in, these open source alternatives to Percy give you an option you fully own. You can self-host them, so your data stays on infrastructure you control. This page lists 2 open source alternatives to Percy. The most popular are LostPixel and Argos. Most use the MIT license, and 2 offer an official Docker image.