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kernel

v1.22.0

Universal cognitive kernel. Stack-agnostic thinking patterns, memory management, and planning tools. The foundation for all Craftsman plugins.

Claude Code35 Skills

By Christian Attard1 GitHub starsUpdated 2 hours ago

Directory evidence

Runtimes
Claude Code
Parsed components
35 skill or MCP entries
Source updated
Aug 25, 2026
Manifest status
Canonical path parsed

The directory validates manifest shape and source location. It does not execute the plugin or provide a security endorsement. Review the indexing methodology

Install plugin

Installs for the current user
claude plugin marketplace add IchenDEV/agent-plugin-mkt
claude plugin marketplace update agent-plugin-marketplace
claude plugin install kernel@agent-plugin-marketplace

Paste and run these commands in a terminal with Claude Code. They add and refresh the PluginsMP catalog, then install this plugin.

The installer fetches third-party code from the source repository shown on this page. This directory validates manifest structure and source location, but does not perform a security audit; review the manifest, components, and source before installing.

Get the source manually
git clone https://github.com/attac-t/the-foundry

Clone the source repository, then follow its setup instructions to add the plugin to a compatible client. The plugin root is plugins/kernel/.

Plugin files

plugins/kernel/
├── .claude-plugin/plugin.json
├── skills/craft-adr/SKILL.md
├── skills/craft-agent/SKILL.md
├── skills/craft-blueprint/SKILL.md
├── skills/craft-command/SKILL.md
├── skills/craft-comment/SKILL.md
├── skills/craft-flow/SKILL.md
├── skills/craft-handoff/SKILL.md
├── skills/craft-hook/SKILL.md
├── skills/craft-map/SKILL.md
├── skills/craft-memory/SKILL.md
├── skills/craft-observation/SKILL.md
├── skills/craft-plugin/SKILL.md
├── skills/craft-plugin-update/SKILL.md
├── skills/craft-pr-stack/SKILL.md
├── skills/craft-readme/SKILL.md
├── skills/craft-review/SKILL.md
├── skills/craft-rfc/SKILL.md
├── skills/craft-sh/SKILL.md
├── skills/craft-skill/SKILL.md
├── skills/craft-test/SKILL.md
├── skills/decide-test-merit/SKILL.md
├── skills/evaluate-plugin/SKILL.md
├── skills/ground/SKILL.md
├── skills/ground-context/SKILL.md
├── skills/ground-delegation/SKILL.md
├── skills/ground-discovery/SKILL.md
├── skills/ground-elegance/SKILL.md
├── skills/ground-interview/SKILL.md
├── skills/ground-mechanism/SKILL.md
├── skills/ground-naming/SKILL.md
├── skills/ground-orientation/SKILL.md
├── skills/ground-recitation/SKILL.md
├── skills/ground-stack/SKILL.md
├── skills/ground-topic/SKILL.md
└── skills/polish/SKILL.md

Included Skills35

craft-adrskills/craft-adr/SKILL.md

Recording architectural decisions. Why we chose X over Y.

craft-agentskills/craft-agent/SKILL.md

How to craft a Sub-Agent persona.

craft-blueprintskills/craft-blueprint/SKILL.md

Crafting blueprints. Persistent task tracking with user confirmation.

craft-commandskills/craft-command/SKILL.md

How to craft a Slash Command trigger.

craft-commentskills/craft-comment/SKILL.md

What a comment is for, what shape it takes, and the space around code that means no comment is needed. Applies to any language, not only shell.

craft-flowskills/craft-flow/SKILL.md

Generate elegant ASCII flowcharts.

craft-handoffskills/craft-handoff/SKILL.md

Create a handoff document. Preserves state across sessions.

craft-hookskills/craft-hook/SKILL.md

How to create a new Reflex (Hook) for the OS.

craft-mapskills/craft-map/SKILL.md

Generate elegant, annotated directory trees.

craft-memoryskills/craft-memory/SKILL.md

Crafting effective CLAUDE.md files. Project memory that Claude won't ignore.

craft-observationskills/craft-observation/SKILL.md

Record a learning or discovery. Compounds knowledge across sessions.

craft-pluginskills/craft-plugin/SKILL.md

The Architecture of the Cognitive OS.

craft-plugin-updateskills/craft-plugin-update/SKILL.md

Release a plugin version. Bump plugin.json, then commit.

craft-pr-stackskills/craft-pr-stack/SKILL.md

Opening a pull request on top of one that has not merged. When a stack earns its merge order, how to rebase a child, and where the child lands when the parent merges.

craft-readmeskills/craft-readme/SKILL.md

How to craft a README. Direct, minimal, clear.

craft-reviewskills/craft-review/SKILL.md

Activates ruthless critic mentality. Use when evaluating code quality.

craft-rfcskills/craft-rfc/SKILL.md

Proposing technical designs. How we should build X.

craft-shskills/craft-sh/SKILL.md

Crafting a shell script that reads like prose. One story in main, one job per function, early returns, and the ways a shell lies to you.

craft-skillskills/craft-skill/SKILL.md

How to craft an atomic skill. Includes templates and registration.

craft-testskills/craft-test/SKILL.md

Testing philosophy. Confidence, not coverage. What to test, what to skip.

decide-test-meritskills/decide-test-merit/SKILL.md

When a test earns its line, and when to cut it. Removal is the test of a test.

evaluate-pluginskills/evaluate-plugin/SKILL.md

How to verify the Cognitive OS is functioning correctly.

groundskills/ground/SKILL.md

Internalize all ground-* philosophy skills.

ground-contextskills/ground-context/SKILL.md

Context budget management. Solves context exhaustion.

ground-delegationskills/ground-delegation/SKILL.md

Strategic delegation. When to lead, delegate, or collaborate.

ground-discoveryskills/ground-discovery/SKILL.md

Research before implementation. Reading before writing.

ground-eleganceskills/ground-elegance/SKILL.md

Sensing resistance. The "push back" instinct when code feels forced.

ground-interviewskills/ground-interview/SKILL.md

Spec refinement via AskUserQuestion. Extract requirements before implementation.

ground-mechanismskills/ground-mechanism/SKILL.md

Code or model. What must be deterministic, and what must be judged.

ground-namingskills/ground-naming/SKILL.md

Naming patterns. "Specific is better than generic."

ground-orientationskills/ground-orientation/SKILL.md

Context loading. Solves cold start.

ground-recitationskills/ground-recitation/SKILL.md

Anchor yourself. Prevent context drift.

ground-stackskills/ground-stack/SKILL.md

Ground the right stack philosophy for the current technology context.

ground-topicskills/ground-topic/SKILL.md

Isolate yourself. One branch, one memory.

polishskills/polish/SKILL.md

Deep code polish. Seven-pass readability protocol. Use when code works but doesn't sing.

Plugin manifests1

plugins/kernel/.claude-plugin/plugin.json
{
  "name": "kernel",
  "version": "1.22.0",
  "description": "Universal cognitive kernel. Stack-agnostic thinking patterns, memory management, and planning tools. The foundation for all Craftsman plugins.",
  "author": {
    "name": "Christian Attard",
    "url": "https://github.com/attac-t"
  },
  "keywords": [
    "cognitive-os",
    "architecture",
    "craftsmanship",
    "context-stability",
    "planning",
    "memory"
  ],
  "commands": "./commands/",
  "agents": [
    "./agents/architect.md"
  ],
  "skills": "./skills/",
  "outputStyles": "./output-styles/"
}

If you maintain this plugin, link to this source-backed listing from your README so users can review its manifest and indexed components.

[kernel on Agent Plugins Marketplace](https://pluginsmp.com/plugins/kernel)