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ixy-languages
A high-speed network driver written in C, Rust, C++, Go, C#, Java, OCaml, Haskell, Swift, Javascript, and Python
Secondly, this chart shows that Java compares quite favorably to practically all other managed languages, and OCaml as well. The point being you can go quite a ways without explicit stack allocation. Java is used in HFT and other low latency applications (although the writing style is different from your normal Java app), so it's possible to write very high performant code with it. Valhalla will only push the boundaries further.
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Repo: https://github.com/openjdk/valhalla
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WorkOS
The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
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It is in certain cases. Not all optimizations can be done at runtime, otherwise you wouldn't have the CLR folks for example workin on implementing devirtualization (https://github.com/dotnet/runtime/issues/7541), which the JVM is very good at. Or things like dynamic inlining which enables enabling and disabling JFR "for free". Here are some good talks
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Example of how it makes life worse