CL4R1T4S
AI systems transparency and observability. Extracted system prompts, guidelines, and tool definitions from major AI models and agents.
"In order to trust the output, one must understand the input."
ECC
The harness-native operator system for agentic work. Skills, rules, hooks, and MCP configs evolved from real-world multi-harness engineering workflows.
Works across Claude Code, Cursor, Codex, Gemini, Windsurf, Zed, and more.
Skills
Agent capabilities: research, coding patterns, security, testing, ops, and more.
262 skills →
Rules
Language-specific coding standards, patterns, security, and testing guides.
19 languages →
Skills (262)
Rules by Language