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jj

Agent-readyGit & GitHubGit

Version control, stacked changes, and git-compatible history from the terminal.

Version control, stacked changes, and git-compatible history from the terminal. Built by Jujutsu.

Task fit

version control, stacked changes, and git-compatible history from the terminal.

Lane

Review PRs, triage issues, inspect workflows, and keep repo work agent-safe.

Operator brief

Use jj for version control, stacked changes, and git-compatible history from the terminal.

Run `jj git init --colocate` and see what comes back.

Repository family

Jujutsu

First trust check

jj responds locally and is ready for the first real command.

Safe first loop

Install, verify, then run one real command.

GitHub review loop

Install command

$ brew install jj

Operator pack

Copy or export the working notes for this CLI before handing it to an agent.

Verify

$ jj --version

jj responds locally and is ready for the first real command.

First real command

$ jj git init --colocate

First steps

  1. 01Install jj.
  2. 02Run `jj --version` first.
  3. 03Start with `jj git init --colocate`.
  4. 04Install the CLI and make sure it is on your PATH.

When to use / hold off when

Best for

version control, stacked changes, and git-compatible history from the terminal.

Use this when

You need git workflows in both local dev and CI.

Hold off when

You don't work with git workflows.

Trust and constraints

trusted89/100
Install readyTrustedCaution
JSON outputNo
Non-interactiveYes
CI-friendlyYes

Why operators pick it

  • jj fits git & github well, especially for version control, stacked changes, and git-compatible history from the terminal.
  • 4,512 homebrew installs (30d).
  • Easy to automate.

Constraints

  • Output is mostly plain text.
  • Start with read-only or dry-run commands.

Repository context

Other CLIs in this family

This is the only CLI surfaced from this family right now.

Facts and links

Install withbrew
Homebrew installs (30d)4.5K
GitHub stars27.3K
LicenseApache-2.0
UpdatedMar 25, 2026