I suppose you're talking about sulong? https://github.com/graalvm/sulong
Pretty cool that it can run faster than AOT compiled C, any benchmarks or posts with more details on this?
In Why the New V8 Is So Damn Fastgraalvm
sulong
Java2016–2023
graalvm / sulong · Archived
sulong
Obsolete repository. Moved to oracle/graal.
18Distinct people
22Mentions
0Explicit recommenders
626GitHub stars
What to know before exploring
What it is
Obsolete repository. Moved to oracle/graal.
GitHub
Where it is used
No documented product use was verified in the last source check.
What people are saying
No recommendation phrase was found in the indexed comments.
No classified warning is attached to this page. Read the discussions before treating silence as approval.
Also in these discussions
- truffleruby/truffleruby · linked in 2 of the same discussions
Mentioned in the same Hacker News threads. That is not proof they are substitutes.
This week on Hacker News
Nov 8–Nov 15 UTC · Direct repository links and separately labeled related project stories. Indexed through 11/15/2026, 6:59:22 PM UTC.
No direct repository links were found in the indexed HN discussions over the past seven days. Older discussions are available below.
Mentions over time
HN mentions by year22 dated mentions
Observed mentions: 2016-01-31 11:03:10 UTC to 2023-01-11 20:38:41 UTC.
Counts come from the repository’s dated source evidence. Index cutoff: 2026-11-02 08:16:59 UTC.
View mention counts and date ranges
| Period | Start (UTC) | End (exclusive, UTC) | Mentions | Submissions | Comments |
|---|---|---|---|---|---|
| 2016 | 2016-01-01 00:00:00 UTC | 2017-01-01 00:00:00 UTC | 10 | 3 | 7 |
| 2017 | 2017-01-01 00:00:00 UTC | 2018-01-01 00:00:00 UTC | 4 | 0 | 4 |
| 2018 | 2018-01-01 00:00:00 UTC | 2019-01-01 00:00:00 UTC | 7 | 1 | 6 |
| 2019 | 2019-01-01 00:00:00 UTC | 2020-01-01 00:00:00 UTC | 0 | 0 | 0 |
| 2020 | 2020-01-01 00:00:00 UTC | 2021-01-01 00:00:00 UTC | 0 | 0 | 0 |
| 2021 | 2021-01-01 00:00:00 UTC | 2022-01-01 00:00:00 UTC | 0 | 0 | 0 |
| 2022 | 2022-01-01 00:00:00 UTC | 2023-01-01 00:00:00 UTC | 0 | 0 | 0 |
| 2023 | 2023-01-01 00:00:00 UTC | 2024-01-01 00:00:00 UTC | 1 | 0 | 1 |
From the project README
An excerpt from the repository, fetched Nov 13, 2026.
Read the project’s introduction
Obsolete Repository
This repository is obsolete.
Sulong is now integrated in the Graal repository.
Please open new issues or pull requests directly in the Graal repository.
Existing issues and pull requests can stay on this repository. We will
migrate them as necessary before merging.
Read the full README on GitHubWhat Hacker News says
7 sourcesGraal dev here. If you want to checkout all the sources/licenses of GraalVM CE. They are here:
Graal: https://github.com/oracle/graal (GPLv2 with CPE)
JavaScript with Node Integration: https://github.com/graalvm/graaljs (UPL - BSD license)
Ruby: https://github.com/oracle/truffleruby (EPL, GPLv2, LGPL)
R: https://github.com/oracle/fastr (GPLv2)
Python: https://github.com/graalvm/graalpython (UPL - BSD license)
LLVM/Sulong: https://github.com/graalvm/sulong
In GraalVM: Run Programs Faster AnywhereTo the author, I actually used RustDT for a while and liked it. I gave up on it when I found it was supported by only one person.
I predicted that you would lose interest and move on to something else, and my workflow would have then depend on abandonware. A gentle bit of advice: Team up with someone as enthusiastic about the idea as you. If you can't find anyone interested, that's probably a signal not to work on the thing.
You might want to check out sulong,
https://github.com/graalvm/sulong
It sounds like a project you could contribute a lot to. There are a few core committers and it sounds like you're interested in staying on the JVM. Compiling Rust to JVM and having a decent IDE for the language would be really nice too.
Finally, remember one thing about IntelliJ. It's popular because of Google, and as you have witnessed with Eclipse
Read the rest
, Google is fickle. Chasing Google's whims seems like a bad idea in the long run.
There's a docs dir. https://github.com/graalvm/sulong/blob/master/docs/PUBLICATI...
In Sulong – A high-performance LLVM bitcode interpreter built on the GraalVMSulong – A high-performance LLVM bitcode interpreter built on the GraalVM
62 points · Open discussionThe major obstacle right now is C extension, which I think Sulong [1] is suppose to solve.
It seems right now, TruffleRuby 99% of Ruby code without much problem. C Extension may be the key to wide spread adoption.
[1] https://github.com/graalvm/sulong
In Reducing Memory Usage in RubyIt already exists.
https://github.com/graalvm/sulong
In Clang runs in the browser and compiles C++ to WebAssembly