Develop software in the style of Kent Beck, creator of Test-Driven Development and Extreme Programming.
Step-by-step guide for migrating from Honeycomb Beelines (End of Life) to OpenTelemetry instrumentation.
Use when considering, evaluating, or performing a refactor, restructure, cross-file rename, or cleanup
Generates Behat BDD tests for PHP with Gherkin feature files and MinkContext for browser testing. Use when user mentions "Behat", "PHP BDD", "Mink", "behat.yml".
Generates Behave BDD tests for Python with Gherkin feature files and step implementations. Use when user mentions "Behave", "Python BDD", "Python Gherkin".
Guides writing of behavior-driven Go unit tests that prioritize testing meaningful behaviors over chasing code coverage.
Implement testable production behavior through a red-green-refactor cycle. Use for bug fixes, features, and behavior-changing refactors, whether or not they belong to a formal…
リファクタリング（構造変更）と機能変更（behavior change）が同一 diff に混在していないかを識別し、structural change に対する external behavior preservation の証拠（テスト・型・静的解析）が揃っているかを diff-time で確認する。証拠不足のときは Characterization…
Guidance for creating, running, fixing, and promoting behavioral evaluations. Use when verifying agent decision logic, debugging failures, debugging prompt steering, or adding…
Belegkette für Forderungen und Zahlungen zurückverfolgen: Originalbeleg, Buchung, Zahlung. Normen: §§ 238 257 HGB, §§ 174 ff. InsO.
Frappe Bench CLI command reference for site management, app management, development, and production operations.
Validate a finished benchmark run — execute each prompt's automated checklist in every (prompt, model) workspace, perform the code-review checklist, and write a scored comparison…
Audit scientific or agent benchmarks using BenchGuard's cross-artifact verification methodology. Use when the user asks Codex to inspect benchmark tasks for instruction,…
End-to-end benchmark suite for vercel-plugin. Runs realistic projects through skill injection, launches dev servers, verifies everything works, analyzes conversation logs, and…
Run realistic enterprise-style IT scenarios before trusting an automation agent in production operations.
Run CIS benchmark checks against cluster nodes and control planes when an agent needs a narrow Kubernetes hardening audit, not a general platform listing.
Run vercel-plugin eval scenarios in Vercel Sandboxes instead of local WezTerm panels. Provisions ephemeral microVMs with Claude Code + plugin pre-installed, runs benchmark…
Project scaffolding and specification system for the Entscheider-Benchmark. Triggers: Any request to set up, document, plan, or specify benchmark infrastructure.
Benchmark Suite Creator - Auto-activating skill for Performance Testing. Triggers on: benchmark suite creator, benchmark suite creator Part of the Performance Testing skill…
Create and launch benchmark test projects to exercise vercel-plugin skill injection across realistic scenarios.
Debugs Bengal build failures and errors. Use when builds fail, validation errors occur, or when fixing build errors.
Build a throwaway single-file tool for a specific use case — runs on file://, persists to localStorage, no build step.
Provides language-specific best practices, code quality standards, and framework detection for refactoring workflows
Checks code for best practice violations including DRY violations, SOLID principles, error handling patterns, testing practices, documentation standards, and version control…
Workflow for Vue 3, TypeScript, Pinia, Tauri IPC, markdown rendering, chat streaming, and Build Sheet UI changes in Bestel. Use for frontend implementation, debugging, or review.
Use when fixing issues identified in beta tester feedback. Guides systematic root cause analysis, worktree-based fixes, regression testing, and release preparation.
Beta testing strategy for iOS/macOS apps. Covers TestFlight program setup, beta tester recruitment, feedback collection methodology, user interviews, signal-vs-noise…
TypeScript authentication framework (framework-agnostic). Features: email/password, OAuth (Google, GitHub, Discord), 2FA (TOTP, SMS), passkeys/WebAuthn, session management, RBAC,…
Implement authentication and authorization with Better Auth - a framework-agnostic TypeScript authentication framework.
Implement authentication and authorization with Better Auth - a framework-agnostic TypeScript authentication framework.
Better Auth is an open source authentication framework for TypeScript apps. It gives agents a concrete way to wire sign-in, sessions, passkeys, OAuth providers, and plugins into…
Configure Better Auth server and client, set up database adapters, manage sessions, add plugins, and handle environment variables.
Integrate Better Auth for JWT-based authentication in Next.js frontend and FastAPI backend. Handles signup, login, logout, token management, and protected routes.
Expert skill for implementing Better Auth with JWT tokens and JWKS (JSON Web Key Set) for secure authentication between Next.js frontend and FastAPI backend.
Better Auth JWT verification for Python/FastAPI backends. Use when integrating Python APIs with a Better Auth TypeScript server via JWT tokens.
Better Auth JWT verification for Python/FastAPI backends. Use when integrating Python APIs with a Better Auth TypeScript server via JWT tokens.
Better Auth TypeScript/JavaScript authentication library. Use when implementing auth in Next.js, React, Express, or any TypeScript project.
Better Auth TypeScript/JavaScript authentication library. Use when implementing auth in Next.js, React, Express, or any TypeScript project.
Reusable better-chatbot patterns for custom deployments. Use for server action validators, tool abstraction, multi-AI providers, or encountering auth validation, FormData parsing,…
Adopt better-result in an existing TypeScript codebase. Use when replacing try/catch, Promise rejection handling, null sentinels, or thrown domain exceptions with typed Result…
Look up current Bevy engine APIs, crates, examples, and patterns. Use for any Bevy-related question, including API lookup, feature design, architecture, and implementation…
Grafana Beyla eBPF auto-instrumentation for application observability without code changes. Covers supported languages/runtimes, requirements, installation, configuration…
Run BFC (cost basis computation) locally using production user data dumped from BigQuery. Use when: (1) profiling BFC memory/performance for a specific user, (2) debugging a…
BFL FLUX API integration guide covering endpoints, async polling patterns, rate limiting, error handling, webhooks, and regional endpoints with Python and TypeScript code examples.
Register a PostgreSQL background worker or layer extension hooks on _PG_init — covers RegisterBackgroundWorker (static at shared_preload_libraries time) vs…
Use when you have paired spectrum-compound reference data and need to simultaneously retrieve candidate compounds rapidly (bi-encoder) while also refining relevance scores through…
Expert assistance for Azure Bicep infrastructure-as-code. Provides best practices for authoring Bicep templates, Azure resource type discovery with API versions, resource — from…
Expert assistance for Azure Bicep infrastructure-as-code. Provides best practices for authoring Bicep templates, Azure resource type discovery with API versions, resource — from…
Comprehensive retrospective analysis of 2025 for BidDeed.AI, Everest Capital USA, Life OS, and Shapira family achievements.
Comprehensive retrospective analysis of 2025 for BidDeed.AI, Everest Capital USA, Life OS, and Shapira family achievements.
ADK Bidi-streaming expert with comprehensive knowledge of streaming architecture, implementation patterns, and production best practices
Cross-browser testing with bidiwave using the W3C WebDriver BiDi protocol. Works with Chrome, Firefox, and Edge.
Evaluates code generation models across HumanEval, MBPP, MultiPL-E, and 15+ benchmarks with pass@k metrics.
BigCommerce API expert for building integrations, apps, headless storefronts, and automations. Full lifecycle - REST APIs, GraphQL Storefront, webhooks, authentication, app…
Receive and verify BigCommerce webhooks. Use when setting up BigCommerce webhook handlers, debugging Standard Webhooks signature verification, or handling store events like…
Machine learning toolkit for big data teams. Includes scikit-learn, PyTorch Lightning, Transformers, SHAP for model training, deployment, and interpretation.
Generates Python code using BigQuery DataFrames (BigFrames), the pandas/scikit-learn-style API over BigQuery.
Use when asking about BigQuery costs, pricing, bytes billed, slot usage, reducing query costs, choosing between on-demand and editions pricing, managing reservations, optimizing…
Audits Python + BigQuery pipelines for cost safety, idempotency, and production readiness. Returns a structured report with exact patch locations.
Assists in provisioning instances/tables, designing performant schemas, and querying data in Bigtable.