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What is jj built with?

jj is a Rust repo built with Tokio. It stores its data in clru, signs people in with rpassword, is tested with proptest and proptest-derive, and deploys with tracing, tracing-chrome, and tracing-subscriber. It has 284,964 written lines, with 128 test files.

Read on November 7, 2026, at commit 7fdb0d1. Read it as markdown

Frontend

Interface 4

Backend

Data 1

  • clru2 files

Sign-in 1

  • rpassword1 file

Support

The base 1

Testing 2

  • proptest2 files
  • proptest-derive1 file

Deploy 3

Tools 14

  • clap148 files
  • clap_complete75 files
  • pest6 files
  • pest_derive3 files
  • clap_complete_nushell1 file
  • clap_mangen1 file
  • gix-ignore1 file
  • criterion
  • jj-lib
  • quote2 files
  • syn2 files
  • clap-markdown1 file
2 more
  • proc-macro21 file
  • prost-build1 file

Other 52

  • gix16 files
  • smallvec11 files
  • once_cell6 files
  • watchman_client1 file
  • itertools139 files
  • futures89 files
  • thiserror66 files
  • bstr35 files
  • serde28 files
  • pollster24 files
  • async-trait22 files
  • indoc22 files
40 more
  • tempfile19 files
  • indexmap17 files
  • maplit16 files
  • dunce12 files
  • regex8 files
  • eyre7 files
  • jiff7 files
  • prost7 files
  • either6 files
  • rand6 files
  • toml_edit6 files
  • blake25 files
  • digest4 files
  • globset4 files
  • rand_chacha3 files
  • ref-cast3 files
  • unicode-width3 files
  • etcetera2 files
  • nix2 files
  • rayon2 files
  • serde_json2 files
  • shlex2 files
  • timeago2 files
  • ctrlc1 file
  • erased-serde1 file
  • hashbrown1 file
  • interim1 file
  • memchr1 file
  • mimalloc1 file
  • percent-encoding1 file
  • rustix1 file
  • same-file1 file
  • slab1 file
  • strsim1 file
  • textwrap1 file
  • toml1 file
  • whoami1 file
  • windows-sys1 file
  • winreg1 file
  • libc

Other repos with a similar stack

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Frequently asked questions

What language is jj written in?
jj is written in Rust, with 284,964 written lines.
What framework does jj use?
jj is built with Tokio.
What database does jj use?
jj stores its data in clru.
What does jj sign people in with?
jj signs people in with rpassword.
Does jj have tests?
Yes. jj has 128 test files and is tested with proptest and proptest-derive.
Which repos have a stack like jj's?
The ones that share most of its stack:atuinsh/atuinxai-org/grok-buildopenai/codex

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