ruler

Unified AI agent configuration propagation across 18+ coding assistants.

Repository: https://github.com/intellectronica/ruler Documentation: https://deepwiki.com/intellectronica/ruler

Overview

Ruler centralizes AI agent instructions in .ruler/ and distributes them to all configured agents via ruler apply. Supports Model Context Protocol (MCP) propagation with merge/overwrite strategies.

.ruler/
├── *.md           # Rules (concatenated alphabetically)
├── ruler.toml     # Agent config + MCP settings
└── mcp.json       # Shared MCP servers