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Side-by-side comparison

Pick up to four tools and compare adoption, momentum and maintenance at a glance. The crown marks the leader in each row.

Self-hosted visual regression testing for web apps using headless Chrome/Playwright and HTML reports.

Visual testing and review service from the Storybook team that snapshots stories and Playwright/Cypress tests.

BrowserStack's visual testing platform with cross-browser snapshots and AI-assisted diff review.

Open-source visual testing platform integrating with Playwright, Cypress and Storybook in CI.

Head to head

Metric	BackstopJS	Chromatic	Percy	Argos
Stars	7.2k	n/a	n/a	657
Weekly downloads	77.4k	11.2M	594k	199k
Download growth	-10%	+6%	+3%	+38%
Popularity score	65/100	86/100	71/100	59/100
Forks	618	n/a	n/a	71
Open issues	576	n/a	n/a	4
Last commit	4w ago	n/a	n/a	5d ago
Latest version	6.3.25	18.14.3	1.32.12	6.11.0
License	MIT	n/a	n/a	MIT
First released	2014	n/a	n/a	2016
Signals	None	Popular	None	Rising
Listed in	Testing & QA › Visual Regression Testing	Testing & QA › Visual Regression Testing	Testing & QA › Visual Regression Testing	Testing & QA › Visual Regression Testing

Hover for exact values; switch to log scale for tools of very different sizes.

Self-hosted visual regression testing for web apps using headless Chrome/Playwright and HTML reports.

Visual testing and review service from the Storybook team that snapshots stories and Playwright/Cypress tests.

BrowserStack's visual testing platform with cross-browser snapshots and AI-assisted diff review.

Open-source visual testing platform integrating with Playwright, Cypress and Storybook in CI.

Metric	BackstopJS	Chromatic	Percy	Argos
Stars	7.2k	n/a	n/a	657
Weekly downloads	77.4k	11.2M	594k	199k
Download growth	-10%	+6%	+3%	+38%
Popularity score	65/100	86/100	71/100	59/100
Forks	618	n/a	n/a	71
Open issues	576	n/a	n/a	4
Last commit	4w ago	n/a	n/a	5d ago
Latest version	6.3.25	18.14.3	1.32.12	6.11.0
License	MIT	n/a	n/a	MIT
First released	2014	n/a	n/a	2016
Signals	None	Popular	None	Rising
Listed in	Testing & QA › Visual Regression Testing	Testing & QA › Visual Regression Testing	Testing & QA › Visual Regression Testing	Testing & QA › Visual Regression Testing

Hover for exact values; switch to log scale for tools of very different sizes.