TechZen Browser is the Arc replacement I was looking for
The author says Zen keeps many of Arc’s appealing interface features, including launcher-like pinned sites, a left-side tab bar, separate spaces, and customization, while avoiding its bloat and AI features. The free, open-source browser supports Firefox extensions but cannot currently play DRM-protected video, so the author still uses Chrome for streaming.
Zen Browser is the Arc replacement I was looking for
Tech