principle-explain-the-number
Apply before you trust, report, or act on a number you measured: a speedup, a regression, a throughput, a latency, or an eval result. Find what limits it, and…
Find an Agent Skill for your task. Read the guide and copy the install command.
Updated 10-19 00:11
12,318 results
Apply before you trust, report, or act on a number you measured: a speedup, a regression, a throughput, a latency, or an eval result. Find what limits it, and…
Unity 6 testing guide. Use when writing unit tests, integration tests, or doing TDD with Unity Test Framework. Covers Edit Mode and Play Mode tests, NUnit…
Use when completing tasks, implementing major features, or before merging to verify work meets requirements - dispatches code-reviewer subagent to review…
Diagnostic workflow for hard-to-tune bugs and performance regressions. Use when the user says "diagnose"/"debug this", or reports that something is broken / throwing / failing / slow.
Generates unit, integration, and end-to-end tests using frameworks like pytest, Jest, JUnit, and Playwright. Use when the user needs to write tests for…
Use when completing tasks, implementing major features, or before merging to verify work meets requirements
Run a saved Salla App Function on a demo store with `salla_functions action=preview` (app_id, trigger, store_id, and the trigger's form fields as REAL ids).…
Analyze a pull request's context - title, description, comments, linked issues, attached schemas/images — to understand the original intent, verify scope…
Debugging workflows for Python (pdb, debugpy), Go (delve), Rust (lldb), and Node.js, including container debugging (kubectl debug, ephemeral containers) and…
When validating system performance under load, identifying bottlenecks through profiling, or optimizing application responsiveness. Covers load testing (k6,…
Build and refactor Pest feature tests for AureusERP plugin APIs with reusable helpers, policy-permission auth setup, factory-first payloads, stable JSON…
Use when evaluating agent performance, building test frameworks, measuring quality, or asking about "agent evaluation", "LLM-as-judge", "agent testing",…
Review changes for correctness, security, accessibility, and performance. Use for scoped quality reviews or verification plans; bug fixes use oma-debug.
Generate a manual test guide for human testers from code changes (diff, commit, MR/PR). Triggers when user says "generate test guide" "test guide" "manual test guide" "test instructions" "test…
Enforces Standard TDD discipline, validation testing, exception mapping, controller acceptance tests, and UI component testing.
Use when writing E2E tests with Cucumber BDD and Playwright, setting up BDD test infrastructure, writing Gherkin feature files, implementing step definitions,…
Complete React testing system. PROACTIVELY activate for: (1) Vitest/Jest setup and configuration, (2) React Testing Library patterns, (3) Component testing…
OpenFeature vendor-agnostic feature flag SDK: installation, evaluation, providers. Use when implementing feature flags, A/B testing, or progressive rollouts.
This skill should be used when user asks to "Menu width is 0", "Menu width issue", "Menu display abnormal", "Menu subwindow issue", "Menu layout abnormal", "recreate subwindow", "quick open Menu issue", "Menu crash",…
Generate an accessibility decision handoff for engineering. Chains: decision-documentation, compliance-mapping, accessibility-testing-strategy. Use when a…
Use for "interrogate", "adversarial review", "multi-model review", "challenge this", "stress test this code", "find blind spots", or "tear this apart".…
Use this skill to gate Elixir/OTP systems on BEAM runtime architecture with a pass/fail adversarial review — a single blind reviewer subagent judges a diff or…
Use this skill to gate Zod 4 schema code in TypeScript and TanStack Start apps with a pass/fail adversarial review — a single blind reviewer subagent judges a…
Use when the user says 'why is my checkout broken', 'audit my woocommerce store', 'cart problems woocommerce', or 'losing sales woocommerce'. Diagnoses…