compact-core:compact-structure
This skill should be used when the user asks to write, structure, or scaffold a Compact smart contract for Midnight, or asks about contract anatomy, pragma and imports, ledger declarations (including sealed ledger), data types (Field, Bytes, Uint, enums, structs), circuits, witnesses, constructors, export patterns, or disclosure rules. Also triggered by mentions of "pragma language_version", "CompactStandardLibrary", circuit definitions, or Compact common mistakes.
Security AStatic scan found no risk patternsHow grading works ›
From the source SKILL.md
Every Compact program follows a consistent anatomy that maps directly to on-chain state, ZK circuit generation, and off-chain prover integration.
What this skill does
compact-core:compact-structure is a community-contributed Claude Code skill in the general-misc sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/compact-structure/ and loads when your prompt matches the skill's trigger.
Who uses this skill
The compact-core:compact-structure Claude Code skill is built for Claude Code users and developers across all disciplines looking for general-purpose AI assistance. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 196,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).
How to install
Free
Manual install (2 steps)
mkdir -p ~/.claude/skills/compact-structure
curl -L https://claudskills.com/skills/compact-structure/SKILL.md \
-o ~/.claude/skills/compact-structure/SKILL.md
Or just download SKILL.md directly and drop it into ~/.claude/skills/compact-structure/. Claude Code auto-discovers it on next session.
Skills live at ~/.claude/skills/compact-structure/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\compact-structure\SKILL.md on Windows. See the full install guide for step-by-step instructions.
Telegram
📱 Install from your phone or desktop Telegram
Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →
Pro
One-click install via the desktop app
The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.
Pro
For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.
Frequently asked questions
How do I install the compact-core:compact-structure Claude Code skill?
Install via the ClaudSkills desktop app (one click) or copy
SKILL.md from the source repository to
~/.claude/skills/compact-structure/SKILL.md and restart Claude Code. Both flows are detailed at
claudskills.com/install/.
What does the compact-core:compact-structure skill do?
This skill should be used when the user asks to write, structure, or scaffold a Compact smart contract for Midnight, or asks about contract anatomy, pragma and imports, ledger declarations (including sealed ledger), data types (Field, Bytes, Uint, enums, structs), circuits, witnesses, constructors, export patterns, or disclosure rules. Also triggered by mentions of "pragma language_version", "CompactStandardLibrary", circuit definitions, or Compact common mistakes.
Is this skill free to install?
Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.
When should I use the compact-core:compact-structure skill?
Use compact-core:compact-structure when your Claude Code task falls under the General category — specifically in the general misc area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use compact-core:compact-structure" or describe the task and let Claude pick). Browse related skills at
/category/general/.
What is a Claude Code skill and how does the compact-core:compact-structure skill fit in?
A Claude Code skill is a
SKILL.md file that lives under
~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. compact-core:compact-structure is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the General category. Learn more at
/learn/what-is-a-claude-skill/.
Attribution & license
Cite this skill
If you reference this skill in a blog post, paper, or documentation, you can cite it as:
APA
devrelaicom. (2026). compact-core:compact-structure [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/compact-structure/
BibTeX
@misc{compact-structure-2026,
author = {devrelaicom},
title = {compact-core:compact-structure [Claude Code skill]},
year = {2026},
publisher = {ClaudSkills},
url = {https://claudskills.com/skills/compact-structure/}
}Embed this skill
Promote, attribute, or link this skill from your own README, blog post, or documentation. All three snippets are free to use — no sign-up, no API key. More distribution surfaces →
Badge
[](https://claudskills.com/skills/compact-structure/?utm_source=badge&utm_medium=readme&utm_campaign=skill_badge)
<script>
<script src="https://claudskills.com/embed/compact-structure.js" async></script>
<iframe>
<iframe src="https://claudskills.com/embed/compact-structure.html" width="100%" height="160" frameborder="0" loading="lazy" title="ClaudSkills: compact-core:compact-structure"></iframe>
Security scan
Grade A · scanned 2026-09-28 — free static scan against the OWASP Agentic Skills Top 10.
No risk patterns were found in any of the ten OWASP-aligned categories. How grading works ›
- ✓ Prompt injection
- ✓ Data exfiltration
- ✓ Supply chain
- ✓ Reverse shell
- ✓ Credentials
- ✓ Execution
- ✓ Filesystem
- ✓ Persistence
- ✓ Obfuscation
- ✓ Network
Show this grade on your repo (click to copy):
[](https://claudskills.com/skills/compact-structure/#security)
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