Unverified50% confidenceOpinionExact time
Firefox is the only mainstream browser with an independent engine.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/13/2026
First Seen
Valid until: 1/11/2027
Sources
Related Entities
Related Claims
UnverifiedFirefox uses an independent extension API system based on the WebExtensions standard, which differs from Chrome's Manifest V3.67% similarUnverifiedMozilla is the nonprofit foundation behind the Firefox browser, and its commercial entity is Mozilla Corporation.61% similarUnverifiedPlaywright only requires the Playwright library and built-in browsers; the browsers are built-in and do not require separate installation or driver matching.59% similarUnverified传统浏览器自动化工具（如Selenium、Playwright）通常启动独立的浏览器实例，需要重新登录所有服务57% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/1018248API
curl https://kongchang.com/api/v1/knowledge/claims/1018248MCP
get_claim(id=1018248)