Claude Code Skills vs Cursor Plugins: What's the Difference?
If you use AI coding tools, you've probably encountered both Claude Code skills and Cursor plugins (rules). Both aim to make your AI assistant smarter and more context-aware. But they work differently, have different strengths, and solve the problem in distinct ways. This comparison breaks down exactly what each approach offers and how skills-hub.ai bridges the gap.
What are Claude Code skills?
Claude Code skills are SKILL.md files that contain structured instructions for Claude Code. They live in your project's .claude/skills/ directory and are automatically loaded when Claude Code starts a session. Skills teach Claude about specific frameworks, libraries, workflows, and best practices. They are plain text, version-controlled, and shareable.
What are Cursor plugins?
Cursor uses a rules system (formerly called plugins) stored in .cursor/rules/ as .mdc files. These rules tell Cursor's AI about your project conventions, coding standards, and framework patterns. They serve a similar purpose to skills but are Cursor-specific.
The core difference: portability
Skills follow the open SKILL.md standard. A single skill file can work across Claude Code, Cursor, Windsurf, Codex CLI, and any MCP-compatible tool. Cursor rules only work in Cursor. If you switch tools or use multiple AI assistants, you need to maintain separate configurations for each one.
Side-by-side comparison
| Feature | Skills (SKILL.md) | Cursor Rules |
|---|---|---|
| Format | YAML frontmatter + Markdown | .mdc with frontmatter |
| Cross-platform | Yes — 6+ tools | Cursor only |
| Central registry | skills-hub.ai (2,400+) | No central registry |
| Versioning | Semantic versioning | Manual |
| Quality scoring | AI-powered + community | None |
| CLI management | Install, update, remove | Manual file management |
| Sources | 62 official sources | Scattered repos + blogs |
Community and ecosystem
skills-hub.ai hosts over 2,400 skills from 62 sources including Anthropic, Microsoft, Google, Vercel, Cloudflare, Stripe, and Supabase. Skills are versioned, reviewed, and rated by the community. Cursor rules are more fragmented — some exist in official repos, some in blog posts, some shared in Discord. There is no central registry with versioning and quality scoring.
Cross-platform workflow
Here is where skills-hub.ai shines. Suppose your team uses Claude Code, but some members prefer Cursor, and your CI pipeline uses Codex CLI. With skills-hub.ai, you install one skill and it works everywhere. The CLI detects the target tool and formats the output correctly.
# Works for Claude Code users
npx @skills-hub-ai/cli install nextjs-development
# Same command works for Cursor users
npx @skills-hub-ai/cli install nextjs-development
# And Codex CLI users
npx @skills-hub-ai/cli install nextjs-developmentWhen to use each approach
Use skills-hub.ai skills when:
- You want cross-platform compatibility
- You need access to 2,400+ curated skills
- You want version management and updates
- You value community quality scoring
- Your team uses multiple AI tools
Use native Cursor rules when:
- You have Cursor-specific configurations
- You need editor-level preferences
- You want Cursor-only features
The best approach: use both
Install cross-platform skills from skills-hub.ai for framework and library knowledge. Add Cursor-specific rules for editor-level preferences. They complement each other perfectly.
Migrating from Cursor rules to skills
If you have existing Cursor rules you want to make cross-platform, you can publish them as skills on skills-hub.ai. The publish flow guides you through converting the format and adding proper metadata. Your rules become available to developers on every AI tool.
The bottom line
The AI coding tool landscape is fragmented. Claude Code, Cursor, Windsurf, Copilot, and Codex CLI each do things slightly differently. skills-hub.ai is the cross-platform layer that ensures your AI knowledge works everywhere. Install once, use anywhere.