Terrashark skill for Codex
Terraform Skill for Claude Code and Codex. LLMs hallucinate a lot with Terraform - TerraShark fixes this. It eliminates hallucinations, is designed for modular and secure code and grounds your IaC in the official Hashicorp Terraform best practices.
How to install Terrashark in Codex
In Codex, ask the built-in skill installer for it:
$skill-installer install https://github.com/LukasNiessen/terrasharkType this in Codex: $skill-installer is the skill installer built into Codex, and it downloads the skill from GitHub. Restart Codex if the skill doesn't show up. Check the repo README for any setup the skill needs. Source: Codex skills docs.
Or copy the skill folder (the one with SKILL.md) into ~/.agents/skills to use it in every project, or into .agents/skills in a repo to share it with that repo. Codex picks up new skills automatically. (where Codex loads skills)
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What it contains
Skills (1)
terrashark— Prevent Terraform/OpenTofu hallucinations by diagnosing and fixing failure modes: identity churn, secret exposure, blast-radius mistakes, CI drift, and compliance gate gaps. Use when generating, reviewing, refactoring, or migrating IaC and when building…
About this listing
Terrashark is a community collection of agent skills on GitHub by LukasNiessen: folders with a SKILL.md file, the format Codex loads skills from. Its README mentions Codex. It passed the CodexStacks quality filter for skills (at least 100 stars, pushed in the last 90 days, not a fork or a list, and at least one SKILL.md with a name and description). OpenAI hasn't reviewed it, but it passed our Codex install check on Oct 25, 2026 (an install and load check, not a code review). From its files we found 1 skill. It's one of 441 listings in the Developer Tools category (category assigned by CodexStacks from the repo's topics and description).
Terrashark FAQ
How do I install Terrashark in Codex?
In Codex, type $skill-installer install https://github.com/LukasNiessen/terrashark. $skill-installer is the skill installer built into Codex (Codex skills docs). Or copy the skill folder (the one with SKILL.md) into ~/.agents/skills to use it in every project, or into .agents/skills in a repo to share it with that repo. Codex picks up new skills automatically.
Is Terrashark an official Codex skill?
No. Terrashark is a community repo on GitHub by LukasNiessen. It passed the CodexStacks quality filter, but OpenAI hasn't reviewed it, but it passed our Codex install check on Oct 25, 2026 (an install and load check, not a code review), so read the code before you install it.
What does Terrashark include?
From its manifest and repo files, Terrashark includes 1 skill: terrashark.
Details
- Type
- Skill
- Category
- Developer Tools (assigned by us)
- Source
- Community
- Author
- LukasNiessen
- License
- MIT
- GitHub stars
- 713 (at last sync)
- Last push
- 2026-10-18
- GitHub topics
- aws, azure, claude, claude-code, claude-code-skills, claude-skills, devops, gcp, infrastructure-as-code, modules, opentofu, terraform
- Source
- https://github.com/LukasNiessen/terrashark
- Website
- https://terraformskill.com/
- Listed via
- GitHub search: Codex skills (SKILL.md)
- Install check by CodexStacks
- Passed on Oct 25, 2026 with Codex CLI 0.163.0: Codex loaded its skills. proof · how we check
Something wrong or missing? Submit or improve this listing. Listings also refresh automatically every night.
For maintainers: badge and embeds
Maintain Terrashark? Add the badge; it links to this page.
Markdown
[](https://codexstacks.com/p/terrashark/)HTML
<a href="https://codexstacks.com/p/terrashark/"><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/terrashark/" 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">Terrashark</span><span style="display:block;margin:2px 0 8px;font-size:12px;color:#b5a9a1">Community Codex skill · 1 skill</span><span style="display:block;margin:0 0 10px;color:#ddd3cc">Terraform Skill for Claude Code and Codex. LLMs hallucinate a lot with Terraform - TerraShark fixes this. It…</span><span style="font-size:12px;font-weight:600;color:#ffb347">View on CodexStacks →</span></a>Markdown summary
**[Terrashark on CodexStacks](https://codexstacks.com/p/terrashark/)**: Community Codex skill with 1 skill.More on badges, embeds and keeping your listing up to date: CodexStacks for plugin authors.
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