research-skill plugin for Codex
Persistent project-scoped knowledge base for Claude Code and Codex: quick and deep research depths, contrarian pass, source-independence rules measured on DeepResearch Bench II. Tested end to end on Haiku agents and a local 35B under noob-cli. Installs via npx skills add, /plugin install, codex marketplace, or git clone.
How to install research-skill in Codex
1. Add the repo as a Codex plugin marketplace:
codex plugin marketplace add hec-ovi/research-skill2. Install the plugin from it:
codex plugin add research-codex@research-skillThis 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 'research-codex'. 'research-skill' 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)
research-codex— Persistent project-scoped store for deep research findings with progressive disclosure and contrarian-pass investigation.
About this listing
research-skill is a community plugin on GitHub by hec-ovi, 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. It's one of 104 listings in the Productivity category. It also appears in best Codex plugins for research.
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research-skill FAQ
How do I install research-skill in Codex?
Add the repo as a Codex plugin marketplace with codex plugin marketplace add hec-ovi/research-skill, then install it with codex plugin add research-codex@research-skill. Both use the command format from the Codex CLI reference; check the repo README too.
Is research-skill an official Codex plugin?
No. research-skill is a community repo on GitHub by hec-ovi. 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 research-skill include?
From its manifest and repo files, research-skill includes 1 plugin: research-codex.
Details
- Type
- Plugin
- Category
- Productivity
- Source
- Community
- Author
- hec-ovi
- License
- MIT
- GitHub stars
- 14 (at last sync)
- Last push
- 2026-07-23
- Manifest
.agents/plugins/marketplace.json- GitHub topics
- agent-skills, benchmark, claude-code, claude-skill, deep-research, deepresearch-bench, knowledge-base, memory, npx-skills, openai-codex, progressive-disclosure, research
- Source
- https://github.com/hec-ovi/research-skill
- Listed via
- GitHub topic codex-plugin
- Tested by CodexStacks
- Not yet
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Markdown
[](https://codexstacks.com/p/research-skill/)HTML
<a href="https://codexstacks.com/p/research-skill/"><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/research-skill/" 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">research-skill</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">Persistent project-scoped knowledge base for Claude Code and Codex: quick and deep research depths, contrarian pass…</span><span style="font-size:12px;font-weight:600;color:#ffb347">View on CodexStacks →</span></a>Markdown summary
**[research-skill on CodexStacks](https://codexstacks.com/p/research-skill/)**: 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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