Hilla Haddad Chmelnik (see Inclusive above) and others have established SAFEDOME – an emergency fund for early startups struggling after Oct 7. Angel investors invest up to half a million dollars in startups that meet strict financial conditions. See also 3rd link for other VC emergency funds.
https://www.calcalistech.com/ctechnews/article/h1azj3fwt
https://safedome-vc.webflow.io/
https://www.calcalistech.com/ctechnews/article/syhwm3qtt
https://www.startupforstartup.com/startup-in-time-of-crisis/