Why “JJ” is being discussed
The most recent Hacker News stories and comments contributing to this topic's mentions.
Show HN: JJ Suna AI – Open 5B Flow-Matching DiT for 48 KHz Music Synthesis
by johanjomet · Oct 31, 2026 · 1 points
Lots of movement in the SCM space recently. Entire (this post) DeltaDB (by Zed) https://news.ycombinator.com/item?id=49187256 Git 3.0 / SHA-256 https:/&…
by infogulch · Oct 26, 2026
Yes, if you are lucky enough to work at Google you don't need Git to use jj. Most people do not work at Google. If you work at Google, jj can and does function without Git. If y…
by shepherdjerred · Oct 26, 2026
> jj is in practice a wrapper around Git No, git-branchless is a wrapper around Git. jj is an independent source control system with git compatibility. jj can, and does, functio…
by sunshowers · Oct 26, 2026
jj is in practice a wrapper around Git it is built, though, that the Git backend can be swapped for another backend. I'm not sure where you're getting two production backends fr…
by shepherdjerred · Oct 26, 2026
I started using jj right when agents became viable. If I were still actually writing code rather than directing agents I would use it day-to-day I don't think harness like Claud…
by shepherdjerred · Oct 26, 2026
Interest
Proportion of Hacker News items mentioning "jj" over time.
Mentions
Total number of Hacker News items mentioning "jj" over time.
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