# Operating systems supported by Rapid2Weaver

**URL:** <https://forums.realmacsoftware.com/t/operating-systems-supported-by-rapid2weaver/41605>\
**Category:** RapidWeaver Classic\
**Created:** [December 2, 2021, 2:04am UTC](https://forums.realmacsoftware.com/t/operating-systems-supported-by-rapid2weaver/41605 "2021-12-02T02:04:36Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![teefers](https://dub1.discourse-cdn.com/flex005/user_avatar/forums.realmacsoftware.com/teefers/32/8173_2.png) [@teefers](https://forums.realmacsoftware.com/u/teefers)\
**Post date:** [December 2, 2021, 1:37pm UTC](https://forums.realmacsoftware.com/t/operating-systems-supported-by-rapid2weaver/41605/5 "2021-12-02T13:37:26Z")

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> [@Does anyone know if Rapidweaver 6 works well in the latest Mac OS?](http://forums.realmacsoftware.com/t/does-anyone-know-if-rapidweaver-6-works-well-in-the-latest-mac-os/41601/2):
>
> System Compatibility Notes If you’re running an older system you can download previous versions of RapidWeaver below. [RapidWeaver 8.9](https://github.com/realmacsoftware/RapidWeaver8-releases/releases/download/8.9.0-(20879)/RapidWeaver8.zip) Universal build, runs natively on Apple Silicon. [RapidWeaver 8.7](https://github.com/realmacsoftware/RapidWeaver8-releases/releases/download/8.7-(20860)/RapidWeaver8.zip) requires macOS 10.12 or newer. Adds official support for macOS Big Sur. [RapidWeaver 7.5](https://dl.devmate.com/com.realmacsoftware.rapidweaver/RapidWeaver.zip) requires OS X 10.11 or newer. [RapidWeaver 6.4](https://dl.devmate.com/com.realmacsoftware.rapidweaver6/15176/1458573922/RapidWeaver6-15176.zip) requires OS X 10.9 “Mavericks” or newer. [RapidWeaver 5.4.1](https://www.realmacsoftware.com/downloads/rapidweaver/rapidweaver-541.zip) requires OS X 10.6 “Snow Leopard” or newer. [RapidWeaver 4.4.2](https://www.realmacsoftware/downloads/rapidweaver/rapidweaver_442.zip) requires 10.5 or newer. All versions are av…

You can see that Snow Leopard looks like it’s an RW5 era OS.

You mentioned you are unable to open your project. What version of RapidWeaver are you using and what happens when you try and open it.

Have you tried to restore a backup copy of your project?

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