Manages and syncs AI instruction files like .cursorrules or .cursorrules and CLAUDE.md across different tools.

Install

mkdir -p .claude/skills/rulesync-codekiln && curl -L -o skill.zip "https://agentskills.codes/api/skills/download/10875" && unzip -o skill.zip -d .claude/skills/rulesync-codekiln && rm skill.zip

Installs to .claude/skills/rulesync-codekiln

Activation

This is the description your AI agent reads to decide when to run this skill — the better it matches your request, the more reliably it fires.

Generates and syncs AI rule configuration files (.cursorrules, CLAUDE.md, copilot-instructions.md) across 20+ coding tools from a single source. Use when syncing AI rules, running rulesync commands, importing or generating rule files, or managing shared AI coding configurations.
279 chars✓ has a “when” triggerlonger than Claude Code's old 250-char listing cap (fine on current versions)
Intermediate

Key capabilities

  • Sync AI rules
  • Import existing configs
  • Manage shared guidelines

How it works

Generates and synchronizes AI rule configuration files across multiple tools from a unified source.

Inputs & outputs

You give it
Unified rule files
You get back
Tool-specific configuration files

When to use rulesync

  • Syncing AI coding rules
  • Generating tool-specific config files
  • Managing project-wide AI guidelines

About this skill

Rulesync

Rulesync generates and synchronizes AI rule configuration files across 20+ coding tools (Claude Code, Cursor, Copilot, Windsurf, Cline, Gemini CLI, and more) from a single set of unified rule files in .rulesync/.

Quick Start

# Install
npm install -g rulesync

# New project: initialize config, rules, and directory structure
rulesync init

# Import existing AI tool configs into unified format
rulesync import --targets claudecode    # From CLAUDE.md
rulesync import --targets cursor        # From .cursorrules
rulesync import --targets copilot       # From .github/copilot-instructions.md

# Generate tool-specific configs from unified rules
rulesync generate --targets "*" --features "*"

Core Workflow

  1. Init - rulesync init creates rulesync.jsonc config and .rulesync/ directory with sample rules
  2. Write rules - Add shared AI rules in .rulesync/rules/, MCP configs in .rulesync/mcp/, commands in .rulesync/commands/
  3. Generate - rulesync generate produces tool-specific files (CLAUDE.md, .cursorrules, .github/copilot-instructions.md, etc.)
  4. Verify - rulesync generate --dry-run previews changes; --check validates files are up to date (useful in CI)

Key Commands

CommandPurpose
rulesync initScaffold project with config and sample rules
rulesync generate --targets "*" --features "*"Generate all tool configs from unified rules
rulesync import --targets <tool>Import existing tool config into unified format
rulesync fetch owner/repo --features skillsFetch rules or skills from a remote repository
rulesync installInstall skill sources declared in rulesync.jsonc
rulesync generate --checkCI check that generated files are up to date
rulesync generate --dry-runPreview changes without writing files

Detailed Reference

When not to use it

  • Managing non-AI project configurations

Prerequisites

npm

Limitations

  • Requires unified rule files in .rulesync/

How it compares

Centralizes AI rule management instead of maintaining separate configs for each tool.

Compared to similar skills

rulesync side by side with the closest alternatives in the catalog.

SkillInstallsUpdatedSafetyDifficulty
rulesync (this skill)04moReviewIntermediate
prompt-optimize139moNo flagsAdvanced
ai-cost-optimizer95moCautionIntermediate
self-improving-agent121moReviewIntermediate

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