That&#x27;s an extensive list of databases, most of them I hadn&#x27;t heard of, even though I am pretty interested in this topic.<p>I would add Datomic to that list. A few months ago I was also hacking on an immutable, time series database of sorts <a href="https:&#x2F;&#x2F;github.com&#x2F;raspasov&#x2F;neversleep" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;raspasov&#x2F;neversleep</a> .