Tip: Ruler Provides Single Source of Truth for Rules Across All Coding Agents

GitHub·medium signal

Ruler (2.7K stars) stores all AI agent instructions in a .ruler/ directory and distributes them automatically to Claude Code (CLAUDE.md), Cursor (.cursor/rules), Codex (AGENTS.md), and Copilot config files. Fine-tune which agents get which rules via ruler.toml, manage MCP server settings centrally, and keep generated config files out of version control. Solves the fragmentation problem where maintaining separate rule files per tool leads to drift and inconsistency.