Argus Browser - Fast, AI-Powered, Private Browsing
Arc Clones
EmeraldBrowser
Flow Browser
Chromium
Nook Browser - Open Sourcing Arc
WebKit
"supports Chrome extensions (still in alpha)"
Beam | The browser iPad deserves
Ora Browser - Fast, Secure, and Minimal Browser for macOS
WebKit
Ortix Browser | Powerful, efficient, native to Mac.
doorhinge-apps/Aura2.0
SigmaOS
Chromium
(I think this was released before Arc)
Zen Browser
Mozilla Gecko
Axonium - The native macOS browser
WebKit
Click Browser: Fast. Private. Focused.
WebKit