Here is the Isadora 2.5 advance beta. (The actual version number is 2.4.5b16.) Do not use this for real productions!
Issues with macOS Sierra
For the moment, we are recommending that Isadora users do not upgrade to macOS Sierra. For more details, please read this post in our forum.
Important Note For Windows Users: Before installing this version of Isasdora, you should uninstall any previous version. To uninstall Isadora, go to Programs and Features (if your Control Panel is in Category view, go to Uninstall a Program), click Isadora to select it, and then click Uninstall.