Please find below some updates on the development of Sunrise-19:

https://www.sunrise-19.nl/?lang=en

And the press release of Philips, introducing the E30:

https://www.philips.com/a-w/about/news/archive/standard/news/articles/2020/20200414-philips-introduces-new-philips-respironics-e30-ventilator-to-help-free-up-icu-units-in-wake-of-covid-19.html

TU Delft develops OperationAir which will be open source as soon as approvals are in:

https://www.operationair.org/en