There will always be projects that share the same name. You can do quick search on Github: https://github.com/search?q=kairos&type=repositories. However it does not change the significance of what each project is building and the problem they sought to solve.
In general, the community tries to avoid/mitigate project naming confusion. It is usually a gentleman's agreement, but sometimes may get nasty with trademarks/copyrights (example: Arduino.)
If you are not associated with a core decision team, it is considered nice to avoid confusing the public. In my opinion, gleaning donations is just theft. =3
https://news.ycombinator.com/item?id=49610571
Don't get me started on people who use "decision on" to mean "enforce a decision" (i.e. by blocking an action)
https://kairos.io/
And an AI safety organization: https://kairos-project.org/
And a DARPA program: https://www.darpa.mil/research/programs/knowledge-directed-a...
Pick any ancient greek word and you'll probably find at least a handful of collisions.
If you are not associated with a core decision team, it is considered nice to avoid confusing the public. In my opinion, gleaning donations is just theft. =3