Terrashark
Terrashark is an agent skill (a SKILL.md file) from LukasNiessen/terrashark. Prevent Terraform/OpenTofu hallucinations by diagnosing and fixing failure modes: identity churn, secret exposure, blast-radius mistakes, CI drift, and compliance gate gaps. It works with Claude Code, Codex and Gemini CLI and has 715 GitHub stars.
- Plugin marketplace
- Security
- Actively maintained
Add this skill
Claude
This repository is a Claude Code plugin marketplace. In Claude Code:
/plugin marketplace add LukasNiessen/terrashark
/plugin install terrashark@terrasharkIn the Claude apps, zip the terrashark folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).
ChatGPT / Codex
Codex reads skills from .agents/skills/ in a repo or ~/.agents/skills/ for every project:
git clone --depth 1 https://github.com/LukasNiessen/terrashark.git
cp -r terrashark .agents/skills/terrashark # repo; ~/.agents/skills for all projectsStandalone skills also load in the ChatGPT desktop app.
Cursor
Cursor loads skills from .cursor/skills/ (or ~/.cursor/skills/) and also reads .claude/skills/:
git clone --depth 1 https://github.com/LukasNiessen/terrashark.git
cp -r terrashark .cursor/skills/terrashark # project; ~/.cursor/skills for all projectsSource (checked Oct 7, 2026): code.claude.com/docs/en/skills (opens in a new tab), code.claude.com/docs/en/plugin-marketplaces (opens in a new tab), support.claude.com/en/articles/12512180-using-skills-in-claude (opens in a new tab), learn.chatgpt.com/docs/build-skills (opens in a new tab), cursor.com/docs/context/skills (opens in a new tab)
What this skill does
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 delivery/testing pipelines.
When it triggers
- Use when generating, reviewing, refactoring, or migrating IaC and when building delivery/testing pipelines.
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What is the Terrashark skill?
Terrashark is an agent skill (a SKILL.md file) from LukasNiessen/terrashark. Prevent Terraform/OpenTofu hallucinations by diagnosing and fixing failure modes: identity churn, secret exposure, blast-radius mistakes, CI drift, and compliance gate gaps. It works with Claude Code, Codex and Gemini CLI and has 715 GitHub stars. Its SKILL.md lives at github.com/LukasNiessen/terrashark.
How do I install the Terrashark skill?
In Claude Code, run /plugin marketplace add LukasNiessen/terrashark and then /plugin install terrashark@terrashark. For Codex or Cursor, copy the terrashark folder into .agents/skills/ or .cursor/skills/.
Is the Terrashark skill free?
Yes. The repository is open source under the MIT license.
Is Terrashark maintained?
The repository's most recent commit was on Sep 13, 2026. appsgit only lists skills from repositories with a commit in the last six months.