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Agent skill

Xp Practices

by proffesor-for-testing in proffesor-for-testing/agentic-qe

Apply XP practices including pair programming, ensemble programming, continuous integration, and sustainable pace.

MITAuto-check passedDevelopment

Install Xp Practices

skills CLI
$ npx skills add proffesor-for-testing/agentic-qe --skill xp-practices -a claude-code

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

GitHub CLI
$ gh skill install proffesor-for-testing/agentic-qe xp-practices --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/proffesor-for-testing/agentic-qe.git skills-src && mkdir -p .claude/skills && cp -r skills-src/assets/skills/xp-practices .claude/skills/xp-practices && 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
xp-practices
GitHub stars
494
Token cost
~959 tokens
SKILL.md length
177 words
Files
1
Skills in repo
111
Repo updated
First seen
Licence
MIT

At a glance

Apply XP practices including pair programming, ensemble programming, continuous integration, and sustainable pace.

  • Works in 4 steps: START with practices that give immediate… → BUILD supporting practices gradually → ADAPT to your context → …
  • Implementing agile development practices
  • SKILL.md covers Quick Reference Card, Agent Integration, Agent Coordination Hints and Related Skills, plus 1 more section
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Xp Practices is an agent skill from proffesor-for-testing/agentic-qe. Apply XP practices including pair programming, ensemble programming, continuous integration, and sustainable pace. Use when implementing agile development practices, improving team collaboration, or adopting technical excellence practices.

Its SKILL.md is about 960 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 CI/CD. The repository describes itself as: Agentic QE Fleet is an open-source AI-powered QA/QE platform designed for use with Coding Agents (works best with Claude Code) featuring specialized agents and skills to support… The licence is MIT.

When your agent uses it

  • Implementing agile development practices
  • Improving team collaboration
  • Adopting technical excellence practices

Example prompts

  • “/xp-practices”

Workflow steps

4 steps, taken from the first numbered list in SKILL.md.

  1. START with practices that give immediate value
  2. BUILD supporting practices gradually
  3. ADAPT to your context
  4. MEASURE results

What it can do on your machine

Read from SKILL.md and the folder at commit 829d030. 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 typescript).

    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

Xp Practices loads about 959 tokens when it runs. Until then it costs about 63 tokens; SKILL.md has 177 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~63
When it runs · the whole SKILL.md, loaded when a task matches
~959

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

The full file from proffesor-for-testing/agentic-qe at commit 829d030, republished under its MIT licence (© proffesor-for-testing). 177 words, ~959 tokens.

Download SKILL.mdSave it as .claude/skills/xp-practices/SKILL.md (or your agent's skills folder).
name
xp-practices
description
Apply XP practices including pair programming, ensemble programming, continuous integration, and sustainable pace. Use when implementing agile development practices, improving team collaboration, or adopting technical excellence practices.
category
methodology
priority
medium
tokenEstimate
1000
agents
qe-quality-analyzer, qe-test-executor, qe-code-reviewer
implementation_status
optimized
optimization_version
1
last_optimized
2025-12-03
quick_reference_card
true
tags
xp, agile, pair-programming, tdd, continuous-integration, collaboration
trust_tier
0

Extreme Programming (XP) Practices

<default_to_action> When applying XP practices:

  1. START with practices that give immediate value
  2. BUILD supporting practices gradually
  3. ADAPT to your context
  4. MEASURE results

Core XP Practices (Prioritized):

PracticeStart HereWhy First
TDD✅ YesFoundation for everything
Continuous Integration✅ YesFast feedback
Pair Programming✅ YesKnowledge sharing
Collective OwnershipAfter CI+TDDNeeds safety net
Small ReleasesAfter CIInfrastructure dependent

Pairing Quick Start:

Driver-Navigator (Classic):
- Driver: Writes code
- Navigator: Reviews, thinks ahead
- Rotate every 20-30 min

Ping-Pong (with TDD):
A: Write failing test
B: Make test pass + refactor
B: Write next failing test
A: Make test pass + refactor

</default_to_action>

Quick Reference Card

When to Pair
ContextPair?Why
Complex/risky code✅ AlwaysNeeds multiple perspectives
New technology✅ AlwaysLearning accelerator
Onboarding✅ AlwaysKnowledge transfer
Critical bugs✅ AlwaysTwo heads better
Simple tasks❌ SkipNot worth overhead
Research spikes❌ SkipPair to discuss findings

Agent Integration

typescript
// Agent-human pair testing
const charter = "Test payment edge cases";
const tests = await Task("Generate Tests", { charter }, "qe-test-generator");
const reviewed = await human.review(tests);
await Task("Implement", { tests: reviewed }, "qe-test-generator");

// Continuous integration with agents
await Task("Risk Analysis", { prDiff }, "qe-regression-risk-analyzer");
await Task("Generate Tests", { changes: prDiff }, "qe-test-generator");
await Task("Execute Tests", { scope: 'affected' }, "qe-test-executor");

// Sustainable pace: agents handle grunt work
const agentWork = ['regression', 'data-generation', 'coverage-analysis'];
const humanWork = ['exploratory', 'risk-assessment', 'strategy'];

Agent Coordination Hints

Memory Namespace
aqe/xp-practices/
├── pairing-sessions/*   - Pair/ensemble session logs
├── ci-metrics/*         - CI health metrics
├── velocity/*           - Team velocity data
└── retrospectives/*     - XP retrospective notes
Fleet Coordination
typescript
const xpFleet = await FleetManager.coordinate({
  strategy: 'xp-workflow',
  agents: [
    'qe-test-generator',   // TDD support
    'qe-test-executor',    // CI integration
    'qe-code-reviewer'     // Collective ownership
  ],
  topology: 'parallel'
});

Remember

XP practices work as a system - TDD enables collective ownership, CI enables small releases, pairing enables collective ownership. Don't cherry-pick randomly.

With Agents: Pair humans with agents. Agents handle repetitive work (regression, data generation, coverage analysis), humans provide judgment and creativity.

© proffesor-for-testing, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in assets/skills/xp-practices of proffesor-for-testing/agentic-qe.

Open the folder on GitHubat commit 829d030

Compare with similar skills

Xp Practices 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.

Xp Practices compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Xp Practices this skillproffesor-for-testing/agentic-qe494—~959Automated safety check: PassMIT
PR Babysitteropeninterpreter/openinterpreter69k3 repos~4.2kAutomated safety check: PassApache-2.0
Mole CLI Release Flowtw93/Mole69k—~2.5kAutomated safety check: PassGPL-3.0
Babysit PR To Pass CIsgl-project/sglang37k2 repos~3kAutomated safety check: PassApache-2.0
Pull Request Babysitterthedotmack/claude-mem97k—~1.1kAutomated safety check: PassApache-2.0
Worktrunk Tend CI Guidancemax-sixty/worktrunk8.9k—~6.4kAutomated safety check: PassCustom licence

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Categories

Questions about Xp Practices

What does Xp Practices do?

Apply XP practices including pair programming, ensemble programming, continuous integration, and sustainable pace. Xp Practices is an agent skill from proffesor-for-testing/agentic-qe. Apply XP practices including pair programming, ensemble programming, continuous integration, and sustainable pace.

When should I use Xp Practices?

Xp Practices fits situations like: implementing agile development practices; improving team collaboration; adopting technical excellence practices.

How do I install Xp Practices in Claude Code?

Run `npx skills add proffesor-for-testing/agentic-qe --skill xp-practices -a claude-code`. Or copy the skill folder (assets/skills/xp-practices in proffesor-for-testing/agentic-qe) into .claude/skills/xp-practices in your project. Claude Code loads it when a task matches its description.

How do I install Xp Practices in Codex?

Run `npx skills add proffesor-for-testing/agentic-qe --skill xp-practices -a codex`. Or copy the skill folder (assets/skills/xp-practices in proffesor-for-testing/agentic-qe) into .agents/skills/xp-practices in your project. Codex loads it when a task matches its description.

Can I use Xp Practices 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 proffesor-for-testing/agentic-qe --skill xp-practices -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/xp-practices, .gemini/skills/xp-practices, .github/skills/xp-practices and .opencode/skills/xp-practices in your project.

What does Xp Practices need to run?

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

Does Xp Practices 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 Xp Practices 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 Xp Practices use?

Xp Practices is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Xp Practices use?

About 959 tokens (SKILL.md is roughly 3.8k 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 Xp Practices?

Skills that share tags, products or a category with Xp Practices: PR Babysitter (openinterpreter/openinterpreter, 69k stars), Mole CLI Release Flow (tw93/Mole, 69k stars), Babysit PR To Pass CI (sgl-project/sglang, 37k stars) and Pull Request Babysitter (thedotmack/claude-mem, 97k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Xp Practices?

proffesor-for-testing (a GitHub user) maintains it in proffesor-for-testing/agentic-qe, which has 494 GitHub stars. The repository holds 111 skills in this directory. The repository was last updated on October 4, 2026.

Source: proffesor-for-testing/agentic-qe on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.