Hi cynthia
Yes we include OpenJDK in Axon Ivy v8.0.x and v10.0.x.
It should be Adoptium 11.0.13 with Axon Ivy 8.0.26 and Temurin 17 with Axon Ivy 10.0.0.
Of couse you can use your own JDK if you like (in Linux you need to do so, as we don't include the JDK here).