Compare Marble Browser to Pale Moon browser

Marble Browser Pale Moon
Development Status Active Active
Operating Systems Linux, macOS, Windows
BSD, Linux, macOS, Windows
Year Started 2025 2009
Last updated 2026
Manufacturer Unknown Moonchild Productions
Rendering Engine Gecko Goanna
AdBlock Native Unknown Unknown
"AI" Features? Unknown No
The Pale Moon developers have announced that they will not be incorporating AI "in any way, shape or form".
Extensions support Yes Unknown
NPAPI Support Yes
Browser Sync Yes Yes
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Built-in VPN?
License Currently unknown MPL 2.0 (with some LGPL, Apache and MIT licensed third-party components)
Wikipedia Page No Pale Moon on Wikipedia
Device Platforms Desktop Desktop
Public Source Code? https://github.com/NetworkNeighborhood/Marble https://repo.palemoon.org/MoonchildProductions/Pale-Moon
Fork of Firefox
 Not a fork
Website github.com/NetworkNeighborhood/Marble www.palemoon.org