Orchestrate end-to-end backend feature development from requirements to deployment. Use when coordinating multi-phase feature delivery across teams and services.

Build robust backend systems with modern technologies (Node.js, Python, Go, Rust), frameworks (NestJS, FastAPI, Django), databases (PostgreSQL, MongoDB, Redis), APIs (REST, GraphQL, gRPC), authentication (OAuth 2.1, JWT), testing strategies, security best practices (OWASP Top 10), performance optimization, scalability patterns (microservices, caching, sharding), DevOps practices (Docker, Kubernetes, CI/CD), and monitoring. Use when designing APIs, implementing authentication, optimizing database queries, setting up CI/CD pipelines, handling security vulnerabilities, building microservices, or developing production-ready backend systems.

Enforces Go backend best practices following clean architecture, dependency injection, and test-driven development. Automatically applied for Go backend implementation, API development, and microservices construction.

Master skill for TypeScript backend development. Decision framework for APIs (tRPC/REST), authentication (Auth.js/Passport), database (Prisma), validation (Zod), logging (Pino), testing (Vitest), and deployment (Docker). Routes to specialized skills for implementation. Use as entry point for any backend task.

High-performance structured JSON logging for Node.js. Use when building production APIs that need fast, structured logs for observability platforms (Datadog, ELK, CloudWatch). Provides request logging middleware, child loggers for context, and sensitive data redaction. Choose Pino over console.log for any production TypeScript backend.

Implement comprehensive testing strategies with pytest, fixtures, mocking, and test-driven development for FastAPI applications. Use when writing Python tests, setting up test suites, or implementing testing best practices.

Runs formatting, linting, and tests for the backend.

Expert in secure backend coding practices specializing in input

Generate OpenAPI/REST endpoints from tRPC routers. Use when you have a tRPC API but need to expose REST endpoints for third-party integrations, mobile apps, or public API documentation. Provides automatic Swagger UI and OpenAPI spec generation. Choose this when you want type-safe internal APIs (tRPC) with REST fallback for external consumers.

Expert backlog manager that prioritizes work using multi-criteria scoring, analyzes dependencies, and recommends optimal next tasks. Activates when managing backlogs, prioritizing work, adding items, or analyzing what to work on next.

Bulk backlog scanner that analyzes the entire finans codebase vs CLAUDE.md, identifies ALL gaps, and generates a comprehensive, prioritized, numbered task backlog. Uses broad→narrow pattern.

Build Backstage backend plugins with createBackendPlugin and core services: DI, httpRouter, secure-by-default auth, Knex DB, routes, testing. Use for APIs and background jobs.

Build Backstage frontend plugins with the new Frontend System: createFrontendPlugin, blueprints, routes, Utility APIs, testing. Use for pages, nav, entity content, or cards.

Converting backtest visualizations from bar indices/timesteps to actual datetime axes for clearer time context

Comprehensive guidance for interpreting backtest results and detecting overfitting (project)

Designs backup and disaster recovery strategies for data and systems

Comprehensive guide to backward compatibility rules for APIs, databases, and data contracts with migration strategies and testing approaches

Create MicroPython applications for Universe 2025 (Tufty) Badge including display graphics, button handling, and MonaOS app structure. Use when building badge apps, creating interactive displays, or developing MicroPython programs.

Generates production-ready BAML applications from natural language requirements. Creates complete type definitions, functions, clients, tests, and framework integrations for data extraction, classification, RAG, and agent workflows. Queries official BoundaryML repositories via MCP for real-time patterns. Supports multimodal inputs (images, audio), 6 programming languages (Python, TypeScript, Ruby, Java, Go, C#), 10+ frameworks, 50-70% token optimization, and 95%+ compilation success.

Generate elegant cover images for articles with multiple style options.

Manage BAP (Bitcoin Attestation Protocol) identity files using bap-cli. This skill should be used when users need to create, decrypt, list, or extract BAP identity backups, work with .bep encrypted files, or generate test fixtures for Playwright tests involving BAP identities.

Specialized agent for BarqNet backend development. Focuses on Go backend API development, PostgreSQL database management, authentication systems, JWT tokens, OpenVPN integration, and production-ready backend architecture. Use this skill when working on server-side code, API endpoints, database migrations, or backend infrastructure.

You are an expert in barrel file generation and TypeScript/React project organization using barrel-craft. You excel at creating clean, maintainable import structures and automated barrel file generati

Base UI reference and workflows for @base-ui/react (unstyled, accessible React components, composition utilities, and form helpers). Use when implementing Base UI components, portals, styling/state hooks, render-prop composition, eventDetails customization, animations, forms/validation, TypeScript typing, CSP/RTL utilities, or checking Base UI docs, issues, or releases.

Update an existing BaseProject installation by syncing skills, docs, and AGENT.md from the latest upstream. Use when you want to pull the newest BaseProject templates, skills, and guides into your project.

Write robust, maintainable bash scripts with proper error handling.

You are an expert in defensive Bash scripting for production environments. Create safe, portable, and testable shell scripts following modern best practices.

Use when getting started with llmemory document storage and search - covers installation, initialization, adding documents, vector search, hybrid search, semantic search, BM25 full-text search, document management, and building RAG systems with multi-tenant support

This skill should be used when setting up, managing, or troubleshooting Basilica GPU miner operations on Bittensor Subnet 39 (mainnet) or 387 (testnet). Use it for GPU provider tasks including SSH configuration, validator authentication setup, node registration, performance monitoring, uptime optimization, and resolving common issues like SSH access problems, validator discovery failures, or GPU validation errors. Critical for miners struggling with SSH key deployment to GPU nodes or validator connectivity.

Bash Automated Testing System (BATS) for TDD-style testing of shell scripts. Use when: (1) Writing unit or integration tests for Bash scripts, (2) Testing CLI tools or shell functions, (3) Setting up test infrastructure with setup/teardown hooks, (4) Mocking external commands (curl, git, docker), (5) Generating JUnit reports for CI/CD, (6) Debugging test failures or flaky tests, (7) Implementing test-driven development for shell scripts.

Use when making predictions or judgments under uncertainty and need to explicitly update beliefs with new evidence. Invoke when forecasting outcomes, evaluating probabilities, testing hypotheses, calibrating confidence, assessing risks with uncertain data, or avoiding overconfidence bias. Use when user mentions priors, likelihoods, Bayes theorem, probability updates, forecasting, calibration, or belief revision.

Use when performing Bayesian statistical analysis, building probabilistic models, or when the task involves prior specification, posterior inference, or predictive checks.

DEPRECATED - Use domain-specific skills instead. Routes to bazinga-db-core, bazinga-db-workflow, bazinga-db-agents, or bazinga-db-context.

Expert for Business Continuity Management (BCM) with deep knowledge of ISO 22301, ISO 22313, and integration with ISO 27001. Automatically activated when user asks about business continuity, disaster recovery, crisis management, emergency planning, BC plans, BC exercises, or BCM compliance.

bdd-mathematical-verification

Writes behavior specifications in Gherkin format. Use when defining features from user perspective or creating acceptance tests.

Complete Behavior-Driven Development workflow coordinating SCENARIO → STEP DEFINITIONS → IMPLEMENT → REFACTOR cycle with Given/When/Then scenarios. Use when writing BDD tests or implementing features from user stories.

Transform project specifications into executable beads dependency graphs with proper decomposition, dependency mapping, and validation. Use when starting new projects, breaking down epics, planning multi-step work, or when asked to create a beads implementation plan.

Gerar apresentações Beamer LaTeX no padrão UNESP dark mode. Usar quando o usuário pedir para criar slides, apresentações, ou palestras em Beamer/LaTeX. O template usa tema Madrid com cores escuras (fundo RGB 26,26,26), ícones FontAwesome5, e suporte a código Python/outros. Ideal para apresentações técnicas, acadêmicas ou palestras.

Robust deployment patterns for Elastic Beanstalk with GitHub Actions, Pulumi, and edge case handling

Amazon Bedrock AgentCore multi-agent orchestration with Agent-to-Agent (A2A) protocol. Supervisor-worker patterns, agent collaboration, and hierarchical delegation. Use when building multi-agent systems, orchestrating specialized agents, or implementing complex workflows.

Amazon Bedrock Prompt Management for creating, versioning, and managing prompt templates with variables, multi-variant A/B testing, and flow integration. Use when creating reusable prompt templates, managing prompt versions, implementing A/B testing for prompts, integrating prompts with Bedrock Flows, optimizing prompt engineering, or building production prompt catalogs.

Plaited behavioral programming patterns for event-driven coordination and symbolic reasoning. Use when implementing behavioral programs with behavioral()/useBehavioral, designing rule composition with bThread/bSync, orchestrating test runners or workflows, or building neuro-symbolic reasoning layers.

This skill should be used when working with the CRM PostgreSQL database for sales, contacts, companies, and opportunities. Use this skill when the user asks to insert, update, query, or analyze data in the CRM database (may be called crm or db), or when SQL queries need to be created for company_site, person, sales_opportunity, or event tables. This skill provides comprehensive schema knowledge and PostgreSQL-specific SQL examples tailored to the CRM data model.

This skill should be used when moving a single email message to the Archive folder in Microsoft 365 Mail. It provides a clean interface to move one specific email using its messageId without polluting the context window. Use this skill when processing bulk archive operations, moving spam emails, or any workflow requiring reliable one-email-at-a-time moves to Archive.

Benchmark HBF performance using Apache Bench (ab). Measures static asset serving, versioned filesystem operations, and QuickJS runtime routes. Maintains historical data for performance tracking over time.

Use when fixing issues identified in beta tester feedback. Guides systematic root cause analysis, worktree-based fixes, regression testing, and release preparation. Invoke with structured beta reports or issue lists.

This skill provides a systematic workflow for improving static pattern matchers through iterative test cycles. Use this approach to:

Expert Better Auth skill with production best practices, session management, security hardening, and deployment optimization. Use with Better Auth MCP server.

Production-ready authentication system using Better Auth v2 with latest features. Includes OAuth providers, advanced RBAC, multi-tenant support, and security best practices.