marvinrichter/clarc

configure-clarc

Interactive installer for clarc — guides users through selecting and installing skills and rules to user-level or project-level directories, verifies paths, and optionally optimizes installed files.

html-slides

Create zero-dependency, animation-rich HTML presentations from scratch or by converting PowerPoint/PPTX files. Use when the user wants to build a presentation, convert a deck to web, or create slides for a talk/pitch.

html-slides

Create zero-dependency, animation-rich HTML presentations from scratch or by converting PowerPoint/PPTX files. Use when the user wants to build a presentation, convert a deck to web, or create slides for a talk/pitch.

autonomous-loops

Autonomous loop patterns for Claude — sequential pipelines, NanoClaw REPL, infinite agentic loops, continuous PR loops, De-Sloppify, and Ralphinho RFC-driven DAG orchestration. Pattern selection matrix and anti-patterns.

html-slides

Create zero-dependency, animation-rich HTML presentations from scratch or by converting PowerPoint/PPTX files. Use when the user wants to build a presentation, convert a deck to web, or create slides for a talk/pitch.

plankton-code-quality

Write-time code quality enforcement using Plankton — auto-formatting, linting, and Claude-powered fixes on every file edit via hooks.

skill-stocktake

Use when auditing Claude skills and commands for quality. Supports Quick Scan (changed skills only) and Full Stocktake modes with sequential subagent batch evaluation.

article-strategy

Turn a raw idea into a structured article brief — defines audience, angle, core argument, competitive gap, and voice. Use before writing an outline or draft. The output of this skill is a brief that feeds directly into article-writing.

article-writing

Write articles, guides, blog posts, tutorials, newsletter issues, and other long-form content in a distinctive voice derived from supplied examples or brand guidance. Use when the user wants polished written content longer than a paragraph, especially when…

go-patterns

Idiomatic Go patterns, best practices, and conventions for building robust, efficient, and maintainable Go applications.

python-patterns-advanced

Advanced Python patterns — concurrency (threading, multiprocessing, async/await), hexagonal architecture with FastAPI, RFC 7807 error handling, memory optimization, pyproject.toml tooling, and anti-patterns. Extends python-patterns.

python-patterns

Pythonic idioms, PEP 8 standards, type hints, and best practices for building robust, efficient, and maintainable Python applications.

typescript-patterns

TypeScript patterns — type system best practices, strict mode, utility types, generics, discriminated unions, error handling with Result types, and module organization. Core patterns for production TypeScript.

agent-conflict-resolution

Decision framework for resolving conflicts between clarc agents — priority hierarchy, conflict classes, escalation protocol, and real-world examples

agent-reliability

Agent Reliability Patterns: retry with exponential backoff and jitter, timeout hierarchies (tool < agent < workflow), fallback chains, circuit breaker for agent calls, cost control (token budgets, model tiering), rate limiting, and observability (what to log…

arc42-c4

arc42 architecture documentation template (all 12 sections) combined with C4 diagrams (Context, Container, Component, Deployment) in PlantUML. The standard for architecture documentation in this setup. Maps each section to the Claude skills that help fill it.

auth-patterns

Authentication and authorization implementation patterns: JWT, sessions (httpOnly cookies), OAuth2/OIDC, API keys, RBAC, and MFA. Covers TypeScript, Python, Go, and Java with security-hardened code examples.

clarc-mcp-integration

Patterns for using clarc MCP server in multi-agent workflows, CI pipelines, and external tools

clarc-onboarding

Staged learning path for clarc — Day 1 survival commands, Week 1 workflow integration, Month 1 advanced agents. Includes solo, team, and role-specific paths.

clarc-way

The clarc Way — opinionated end-to-end software development methodology. 8-stage pipeline from idea to shipped code: /idea → /evaluate → /explore → /prd → /plan → /tdd → /code-review → commit. Activate when a user asks how to structure their workflow, which…

context-management

Context window auto-management — signals, strategies, and recovery protocol. Detects approaching context limits and guides compact vs checkpoint decisions to prevent lost work.

continuous-learning-v2

Instinct-based learning system that observes sessions via hooks, creates atomic instincts with confidence scoring, and evolves them into skills/commands/agents. v2.2 adds project-scoped instincts to prevent cross-project contamination.

cost-management

Claude API cost awareness — token estimation, cost drivers, and efficiency strategies for Claude Code sessions

debugging-workflow

Systematic debugging methodology — reproduction, isolation, binary search, profiling, distributed tracing, memory leaks, and race conditions. A structured approach that prevents random guessing and finds root causes faster.

docker-patterns

Docker and Docker Compose patterns for local development, container security, networking, volume strategies, and multi-service orchestration.

go-patterns-advanced

Advanced Go patterns — hexagonal architecture with full working examples, struct design (functional options, embedding), memory optimization, Go tooling (golangci-lint), Go 1.21+ slices/maps stdlib, and anti-patterns. Extends go-patterns.

multi-agent-patterns

Multi-Agent Systems: orchestration vs choreography, tool routing, state management, agent handoffs, parallelization (fan-out/fan-in), error handling in multi-agent workflows, Claude SDK patterns (Agent/Tool/Handoff), and observability with OpenTelemetry.

observability

Production observability: structured logging, metrics (Prometheus/OpenTelemetry), distributed tracing, error tracking (Sentry), health checks, and alerting. Covers TypeScript, Python, and Go with code examples.

prompt-engineering

System prompt architecture, few-shot design, chain-of-thought, structured output (JSON mode, response_format), tool use patterns, prompt versioning, and regression testing. Use when writing, reviewing, or debugging any LLM prompt — system prompts, user…

tdd-workflow

Use this skill when writing new features, fixing bugs, or refactoring code. Enforces test-driven development with 80%+ coverage including unit, integration, and E2E tests.

verification-loop

Run build → type-check → lint → tests in sequence; fail fast and fix each error before continuing; repeat until all quality gates pass. Use after significant code changes and before creating a PR.

cost-aware-llm-pipeline

Cost optimization patterns for LLM API usage — model routing by task complexity, budget tracking, retry logic, and prompt caching.

adr-writing

Architecture Decision Records (ADRs): when to write one, the standard template, how to document rejected alternatives with real reasoning, how to supersede outdated ADRs, and how to maintain a living ADR index. The reference for technical documentation that…

api-pagination-filtering

Cursor and offset pagination, filtering operators, multi-field sorting, full-text search, and sparse fieldsets for REST APIs.

multi-agent-patterns-advanced

Advanced multi-agent patterns — capability registry, durable state (Redis/DynamoDB), task decomposition, testing multi-agent systems, pattern quick-selection guide, failure handling, cost management, and worktree isolation. Extends multi-agent-patterns.

progressive-delivery

Argo Rollouts patterns for canary and blue/green deployments — traffic splitting, automated analysis with Prometheus metrics, rollback triggers, and GitOps integration.

slo-workflow

SLI/SLO/SLA and error budget workflow: define service level indicators, set objectives, calculate error budgets, implement burn rate alerting, and use error budgets to gate risky deployments. Covers Prometheus, Datadog, and Google SRE methodology.

terraform-ci

Terraform in CI/CD — plan on PR, apply on merge, OIDC auth, drift detection, importing existing resources, common CLI commands, anti-patterns, and Terraform vs Pulumi vs CDK decision guide.

accessibility-patterns-advanced

Advanced accessibility patterns — screen reader testing (NVDA/VoiceOver/TalkBack checklists), automated testing (axe-core+Playwright, jest-axe, @axe-core/react dev warnings), and accessible component implementations (modal, table, form, data visualization).

accessibility-patterns

Web Accessibility (WCAG 2.2): key success criteria (contrast, keyboard, focus, ARIA), ARIA patterns (aria-label/labelledby/describedby, roles, live regions, state attributes), keyboard navigation (focus trap, skip links, roving tabindex), screen reader…