KERNEL plugin for Codex
KERNEL is a Claude Code and Codex runtime for direct, decomposed execution with local memory and minimal hooks. Version 9.11.0 deploys the simplify deletion doctrine, preflight and verifier contract. Skills invoke as /kernel:<name> on Claude Code and $kernel:<name> on Codex; run /kernel:help first. Agent-readable summary: llms.txt.
How to install KERNEL in Codex
1. Add the repo as a Codex plugin marketplace:
codex plugin marketplace add ariaxhan/kernel-claude2. Install the plugin from it:
codex plugin add kernel@kernel-marketplaceThis repo ships a Codex marketplace file (.agents/plugins/marketplace.json). The first command adds it as a marketplace (Codex CLI reference); the second installs the plugin 'kernel'. 'kernel-marketplace' is the marketplace name from that file. Check the repo README too. Command format: Codex CLI reference.
What it contains
Plugins in this marketplace (1)
kernel— KERNEL is a Claude Code and Codex runtime for direct, decomposed execution with local memory and minimal hooks. Version 9.11.0 deploys the simplify deletion doctrine, preflight and verifier contract. Skills invoke as /kernel:<name> on Claude Code and…
Example prompts from the manifest
- Fix the failing test in this repo.
- Why did you pick that mode?
- Use less process for this one.
About this listing
KERNEL is a community plugin on GitHub by ariaxhan, tagged codex-plugin. It passed the CodexStacks quality filter (at least 10 stars, pushed in the last 180 days, not a fork, has a description and a manifest or README). OpenAI hasn't reviewed it and we haven't tested it. From its files we found 1 plugin. The manifest says version 9.11.0. It's one of 5 listings in the Scientific Research category (category assigned by CodexStacks from the repo's topics and description). It also appears in best Codex plugins for deployment and hosting.
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KERNEL FAQ
How do I install KERNEL in Codex?
Add the repo as a Codex plugin marketplace with codex plugin marketplace add ariaxhan/kernel-claude, then install it with codex plugin add kernel@kernel-marketplace. Both use the command format from the Codex CLI reference; check the repo README too.
Is KERNEL an official Codex plugin?
No. KERNEL is a community repo on GitHub by ariaxhan. It passed the CodexStacks quality filter, but OpenAI hasn't reviewed it and we haven't tested it, so read the code before you install it.
What does KERNEL include?
From its manifest and repo files, KERNEL includes 1 plugin: kernel.
Details
- Type
- Plugin
- Category
- Scientific Research (assigned by us)
- Source
- Community
- Author
- Aria Han
- Version
- 9.11.0
- License
- MIT
- GitHub stars
- 14 (at last sync)
- Last push
- 2026-10-15
- Manifest
.agents/plugins/marketplace.json- GitHub topics
- agent-guardrails, agent-memory, ai-agents, anthropic, claude-code, claude-code-plugin, developer-tools, gemini-cli-extension, hooks, llm-agents, llms-txt, multi-agent-systems
- Source
- https://github.com/ariaxhan/kernel-claude
- Listed via
- GitHub topic codex-plugin
- Tested by CodexStacks
- Not yet
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For maintainers: badge and embeds
Maintain KERNEL? Add the badge; it links to this page.
Markdown
[](https://codexstacks.com/p/kernel-claude/)HTML
<a href="https://codexstacks.com/p/kernel-claude/"><img src="https://codexstacks.com/badge.svg" alt="Listed on CodexStacks" width="172" height="28"></a>Embed card (static HTML and inline CSS, no JavaScript). Preview:
<a href="https://codexstacks.com/p/kernel-claude/" style="display:block;max-width:380px;box-sizing:border-box;padding:14px 16px;border:1px solid #3a2c26;border-radius:12px;background:#0d0b0a;color:#f3ece6;font:14px/1.45 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;text-decoration:none"><span style="display:block;font-size:16px;font-weight:700;color:#f3ece6">KERNEL</span><span style="display:block;margin:2px 0 8px;font-size:12px;color:#b5a9a1">Community Codex plugin · 1 plugin</span><span style="display:block;margin:0 0 10px;color:#ddd3cc">KERNEL is a Claude Code and Codex runtime for direct, decomposed execution with local memory and minimal hooks…</span><span style="font-size:12px;font-weight:600;color:#ffb347">View on CodexStacks →</span></a>Markdown summary
**[KERNEL on CodexStacks](https://codexstacks.com/p/kernel-claude/)**: Community Codex plugin with 1 plugin.More on badges, embeds and keeping your listing up to date: CodexStacks for plugin authors.
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