Building and linking is still an issue, but you can do the signing on other platforms now: https://github.com/saucelabs/isign https://github.com/saucelabs/isig

Building and linking is still an issue, but you can do the signing on other platforms now: https://github.com/saucelabs/isign https://github.com/saucelabs/isign Given that the Swift toolchain is now open-source and being ported to other platforms, I would expect that the building and linking issues will be solved fairly shortly. I wouldn't be surprised if there was something official announced at WWDC.