sliday/harn

Harness Engineering plugin for Claude Code — CAR framework, security guardrails, quality gates, progressive disclosure

5Stars on the repository
23Mods indexed here, across every type
4mo agoLast push, which is what freshness is scored on
MITLicence, which decides whether bodies are shown

agents-md

01

sliday/harn

Skill Claude CodeCodex

Build or rebuild AGENTS.md with progressive disclosure. Use when: /harn:agents-md, 'create AGENTS.md', 'update agent instructions', 'too many instructions'.

5 4mo ago A 39 tokens original MIT

auto-formatter

02

sliday/harn

Skill Claude CodeCodex

Generate PostToolUse auto-formatter hook. Triggers: /harn:format, 'auto format', 'formatter hook', 'PostToolUse formatter'.

5 4mo ago A 36 tokens original MIT

car-analyzer

03

sliday/harn

Skill Claude CodeCodex

Audit project harness against the CAR framework. Use when: /harn:analyze, 'audit harness', 'check CAR', 'harness health', 'how good is my harness'.

5 4mo ago A 42 tokens original MIT

checkpoint

04

sliday/harn

Skill Claude CodeCodex

Scaffold resume artifacts (LEARNED.md, CHECKPOINT.json) for long-running sessions. Triggers: /harn:checkpoint, 'resume artifacts', 'checkpoint', 'session recovery', 'LEARNED.md'.

5 4mo ago A 47 tokens original MIT

context-monitor

05

sliday/harn

Skill Claude CodeCodex

Generate context monitoring and backpressure hooks. Triggers: /harn:context, 'context monitoring', 'backpressure', 'context budget', 'attention budget', 'context rot'.

5 4mo ago A 40 tokens original MIT

init

06

sliday/harn

Skill Claude CodeCodex

Scaffold a complete harness for the current project — AGENTS.md, hooks, guardrails. Use when starting a new project or hardening an existing one. Triggers: /harn:init, 'set up harness', 'scaffold guardrails', 'create AGENTS.md'.

5 4mo ago A 59 tokens original MIT

mcp-validator

07

sliday/harn

Skill Claude CodeCodex

Generate MCP server health check for SessionStart. Triggers: /harn:mcp-check, 'MCP health', 'check MCP servers', 'validate MCP'.

5 4mo ago B 37 tokens original MIT

quality-gate

08

sliday/harn

Skill Claude CodeCodex

Generate or update the quality gate Stop hook. Use when: /harn:quality-gate, 'set up type checking', 'add quality gate', 'stop hook'.

5 4mo ago A 39 tokens original MIT

security-guard

09

sliday/harn

Skill Claude CodeCodex

Generate or update security guardrail hooks. Use when: /harn:guard, 'update security rules', 'block dangerous commands', 'add guardrail'.

5 4mo ago C 36 tokens original MIT

trace-logger

10

sliday/harn

Skill Claude CodeCodex

Generate PostToolUse trace logging hook for observability. Triggers: /harn:trace, 'trace logging', 'observable hooks', 'agent trace', 'JSONL logging'.

5 4mo ago A 41 tokens original MIT