context-attribution
Estimate per-turn token attribution across 6 categories in Claude Code sessions to show where context budget is spent
context-compressor
Compress large context before reasoning to reduce token usage while preserving evidence. Use this whenever the user mentions huge files, long prompts, RAG payloads, prompt caching, expensive sessions, codebase context, chat history compaction, or wants the same answer quality with fewer tokens.
context-degradation
Token-range severity zones (Green/Yellow/Orange/Red/Critical) with detection checklist, early warning indicators, and corrective routing actions for context window degradation
context-driven-development
Context-Driven Development methodology - treating project context as managed artifacts alongside code for consistent AI interactions and team alignment.
convex-development-general
Applies general rules for Convex development, emphasizing schema design, validator usage, index-first query patterns, function registration, and correct handling of system fields.
cpp
C++ coding standards and best practices.
creation-feasibility-gate
Validate whether a proposed new artifact is feasible in the current stack before creator workflows run.
cron-decision
Decision framework for agents to determine WHEN and WHETHER to use Claude Code's native cron scheduler (CronCreate/CronList/CronDelete) vs OS cron, GitHub Actions, or simple Task() delegation.
cron-runner
Background orchestrator that drains the system-wide cron-actions-queue.jsonl queue safely, preventing LLM context pollution in the primary router.
data-expert
Data processing expert including parsing, transformation, and validation
database-architect
Database design and optimization specialist. Schema design, query optimization, indexing strategies, data modeling, and migration planning for relational and NoSQL databases.
database-expert
Database expert including Prisma, Supabase, SQL, and NoSQL patterns
de-sloppify
Two-agent cleanup pattern. Implementer works freely, then a dedicated cleanup agent removes unused imports, console.logs, commented-out code, dead code, and formatting issues. Produces a diff of what was cleaned.
debug-log-analysis
Structured debug log analysis for Claude Code sessions — auto-discovers most recent log, runs reducer, extracts error patterns, correlates with full log, produces observability report. Fills 5 identified gaps: hook error body capture, agent identity, file path tracking, stall correlation, success visibility.
debugging
Systematic 4-phase debugging with root cause investigation. Use when fixing bugs to prevent random fixes.
deep-research
Multi-step autonomous research methodology for deep investigation tasks with structured synthesis
dependency-analyzer
Analyzes project dependencies, detects outdated packages, identifies breaking changes, and suggests safe update strategies. Helps maintain dependency health and security.
design-and-user-experience-guidelines
Specifies design and user experience guidelines, including dark mode compatibility, responsive design, performance optimization, modern UI, and accessibility. This rule promotes a user-friendly and vi
design-systems
Design system lookup, CSS best practices, and AI-driven UI component generation via MCP tools
diagram-generator
Generates architecture, database, and system diagrams using Mermaid syntax. Creates visual representations of system architecture, database schemas, component relationships, data flows, and standalone HTML exports.
differential-review
Perform security-focused review of code diffs and pull requests, identifying newly introduced vulnerabilities, security regressions, and unsafe patterns in changed code.
dispatching-parallel-agents
Concurrent investigation of independent failures. Use when multiple unrelated issues need parallel resolution.
doc-generator
Generates comprehensive documentation from code, APIs, and specifications. Creates API documentation, developer guides, architecture docs, and user manuals with examples and tutorials.
docker-compose
Docker Compose container orchestration and management. Manage multi-container applications, services, networks, and volumes. Use for local development, testing, and orchestration of containerized applications.
drizzle-orm-rules
Rules for Drizzle ORM schema design, query patterns, migration workflows, and relational query usage. Ensures type-safe, production-ready database interactions.
dry-principle
This rule enforces the Don't Repeat Yourself principle to avoid code duplication and improve maintainability.
dto-conventions
Sets standards for Data Transfer Objects (DTOs), typically records, including parameter validation in compact canonical constructors.
dynamic-api-integration
Discover, parse, and call external HTTP APIs at runtime using OpenAPI specs, tool templates, and iterative chaining. Adapted from UTCP (Universal Tool Calling Protocol) patterns for Node.js and Claude Code agents.
ecosystem-integrity-scanner
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electron-pro
Expert Electron desktop application development — main/renderer process architecture, IPC communication, native OS APIs (menus, tray, notifications, dialogs), auto-updates, code signing, packaging with electron-builder/forge, security hardening (contextIsolation, sandbox), and performance optimization. Use for building cross-platform desktop apps.
elixir-expert
Elixir and Phoenix expert including OTP, Ecto, and functional programming
enhance-prompt
Transforms vague UI/feature requests into structured, optimized prompts with design system awareness. Use when generating prompts for UI implementation, feature specification, or design-to-code translation. Triggers on tasks requiring prompt refinement, UI specification, or design system integration.
error-recovery-escalation
5-level error recovery escalation: retry, nudge, replan, fallback, force-done — each with entry criteria and timeout before escalating
eval-harness-updater
Refresh evaluation harnesses with live/fallback parser reliability, SLO gates, and regression checks.
exa-monitor
Scheduled Exa web search monitor. Uses CronCreate to search configured topics every 4 hours via mcp__Exa__web_search_exa, deduplicates URLs via MemoryRecord, and stores summaries for morning briefing integration.
expo-framework-rule
Expo Framework-specific guidelines. Includes best practices for Views, Blueprints, and Extensions.
expo-mobile-app-rule
Specifies best practices and conventions for Expo-based mobile app development.
feature-flag-management
Feature flag lifecycle management -- safe feature toggling, gradual rollouts, A/B testing patterns, flag cleanup strategies, and technical debt prevention. Covers LaunchDarkly, Unleash, OpenFeature, and custom implementations.
feedback-analysis
Customer feedback analysis — sentiment detection, NPS/CSAT frameworks, feature request clustering, support ticket triage, churn signal detection, and feedback-to-roadmap translation
fiber-logging-and-project-structure
Applies best practices for logging (zerolog/zap), project structure (cmd/internal/pkg), middleware registration order, and environment configuration in Go Fiber v2/v3 applications.
fiber-routing-and-csrf-protection
Focuses on routing, CSRF protection, context handling, and template usage within the internal handlers directory.
figma
Figma design-to-code workflow. Read Figma files, inspect components, extract design tokens, and translate designs to implementation. Use when working with Figma designs, extracting styles, or building design systems.
filesystem
File system operations guidance - read, write, search, and manage files using Claude Code's built-in tools.
finishing-a-development-branch
Complete development with structured merge/PR options. Use when ready to merge or submit work.
fintech-engineer
Fintech engineering expertise — payment processing (Stripe, Plaid), PCI DSS compliance, financial data modeling (double-entry bookkeeping), fraud detection patterns, bank-grade security (encryption, tokenization), open banking APIs, cryptocurrency/blockchain integration, regulatory compliance (KYC/AML), and idempotent financial transaction design. Use for payment systems, banking apps, trading platforms, and fintech infrastructure.
fix-review
Verify fix commits address security findings without introducing new bugs or regressions. Analyzes diffs for anti-patterns like removed validation, weakened access control, reduced error handling, reordered external calls, and changed integer operations. Generates structured FIX_REVIEW_REPORT with finding status tracking.
flutter-expert
Flutter and Dart expert including widgets, state management, and platform integration
form-and-actions-in-sveltekit
Describes Form and Actions implementations.
form-validation-with-zod
Enforces the use of Zod for form validation throughout the project.
forum-monitor
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