Agent skill

Jujutsu

by swamp-club in swamp-club/swamp

Track changes, rebase modifications, resolve conflicts, and manage bookmarks with Jujutsu (jj).

Custom licenceAuto-check passedDevelopment

Install Jujutsu

skills CLI
$ npx skills add swamp-club/swamp --skill jujutsu -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install swamp-club/swamp jujutsu --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/swamp-club/swamp.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.agents/skills/jujutsu .claude/skills/jujutsu && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
jujutsu
GitHub stars
646
Token cost
~906 tokens
SKILL.md length
161 words
Files
1
Skills in repo
7
Repo updated
First seen
Licence
Custom licence

At a glance

Track changes, rebase modifications, resolve conflicts, and manage bookmarks with Jujutsu (jj).

  • Committing changes
  • SKILL.md covers Key Commands, Project Setup, Basic Workflow and Time Travel, plus 6 more sections
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md
  • Navigating history

What it does

Jujutsu is an agent skill from swamp-club/swamp. Track changes, rebase modifications, resolve conflicts, and manage bookmarks with Jujutsu (jj). Use when committing changes, navigating history, squashing/splitting commits, or pushing to Git remotes.

Its SKILL.md is about 910 tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Development, covering Git workflow. It works with Git. The repository describes itself as: Stinemates, Watson, Adam, Mahir, Paul.

When your agent uses it

  • Committing changes
  • Navigating history
  • Squashing/splitting commits
  • Pushing to Git remotes

Example prompts

  • “/jujutsu”

What it can do on your machine

Read from SKILL.md and the folder at commit 1b5a295. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md (its code samples are bash).

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Jujutsu loads about 906 tokens when it runs. Until then it costs about 52 tokens; SKILL.md has 161 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~52
When it runs · the whole SKILL.md, loaded when a task matches
~906

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

Its licence (Custom licence) doesn't allow us to republish the file, so here is its outline and opening line. It has 161 words (~906 tokens).

“Jujutsu (JJ) is a Git-compatible VCS with a focus on concurrent development and ease of use.”

— opening of SKILL.md by swamp-club, Custom licence
name
jujutsu

Read the full SKILL.md on GitHub

Files

Just SKILL.md in .agents/skills/jujutsu of swamp-club/swamp.

Open the folder on GitHubat commit 1b5a295

Compare with similar skills

Jujutsu next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Jujutsu compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Jujutsu this skillswamp-club/swamp646—~906Automated safety check: PassCustom licence
Finishing a Development Branchobra/superpowers297k5 repos~1.9kAutomated safety check: PassMIT
Contributor-First PR MergeHKUDS/OpenHarness16k1 repos~847Automated safety check: PassMIT
Migrate Internal Package into GhostTryGhost/Ghost56k—~3.8kAutomated safety check: PassMIT
Create Pull Requestcline/cline70k1 repos~1.6kAutomated safety check: PassApache-2.0
Git Merge Conflict Resolvertailcallhq/forgecode7.6k1 repos~4.5kAutomated safety check: PassApache-2.0

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Works with

Categories

Questions about Jujutsu

What does Jujutsu do?

Track changes, rebase modifications, resolve conflicts, and manage bookmarks with Jujutsu (jj). Jujutsu is an agent skill from swamp-club/swamp. Track changes, rebase modifications, resolve conflicts, and manage bookmarks with Jujutsu (jj).

When should I use Jujutsu?

Jujutsu fits situations like: committing changes; navigating history; squashing/splitting commits; pushing to Git remotes.

How do I install Jujutsu in Claude Code?

Run `npx skills add swamp-club/swamp --skill jujutsu -a claude-code`. Or copy the skill folder (.agents/skills/jujutsu in swamp-club/swamp) into .claude/skills/jujutsu in your project. Claude Code loads it when a task matches its description.

How do I install Jujutsu in Codex?

Run `npx skills add swamp-club/swamp --skill jujutsu -a codex`. Or copy the skill folder (.agents/skills/jujutsu in swamp-club/swamp) into .agents/skills/jujutsu in your project. Codex loads it when a task matches its description.

Can I use Jujutsu in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add swamp-club/swamp --skill jujutsu -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/jujutsu, .gemini/skills/jujutsu, .github/skills/jujutsu and .opencode/skills/jujutsu in your project.

What does Jujutsu need to run?

SKILL.md names no scripts, command-line tools or credentials: Jujutsu is instructions for the agent only.

Does Jujutsu access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Jujutsu safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Jujutsu use?

Jujutsu has a licence file (the repository's licence) that doesn't match a standard licence. Read it on GitHub before reusing the skill.

How many tokens does Jujutsu use?

About 906 tokens (SKILL.md is roughly 3.6k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Jujutsu?

Skills that share tags, products or a category with Jujutsu: Finishing a Development Branch (obra/superpowers, 297k stars), Contributor-First PR Merge (HKUDS/OpenHarness, 16k stars), Migrate Internal Package into Ghost (TryGhost/Ghost, 56k stars) and Create Pull Request (cline/cline, 70k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Jujutsu?

swamp-club (a GitHub organization) maintains it in swamp-club/swamp, which has 646 GitHub stars. The repository holds 7 skills in this directory. The repository was last updated on October 11, 2026.

Source: swamp-club/swamp on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.