nodejs/node

trace-processor

Managing and querying Perfetto traces using the trace_processor MCP server.

Quellsprache: Englisch

agent-evaluation-framework

Workflow for evaluating and refining agent debugging capabilities using designated test cases and Swarm principles. Use when evaluating subagent performance or creating benchmarks. Do not use for regular bug fixing.

Quellsprache: Englisch

agent-self-improvement

Workflow for agent self-improvement via isolated execution, evaluation, and process refinement. Use when evaluating historical bugs or self-correcting skills. Do not use for new feature development.

Quellsprache: Englisch

clangd-setup

Handles installation and configuration of clangd-mcp for V8. Use when clangd-mcp is missing or needs configuration for the current workspace. Do not use for general C++ editing.

Quellsprache: Englisch

crossbench

Running benchmarks with Crossbench.

Quellsprache: Englisch

doc-invalidation-checker

Analyzes recent commits and uses a smart AI subagent to check if they invalidate any documentation in docs/.

Quellsprache: Englisch

ecmascript-evaluation

Evaluates JavaScript using the official ECMAScript specification

Quellsprache: Englisch

env-abstraction

Handles abstraction of environment-specific commands between Jetski and Gemini-CLI. Use when switching execution context between local terminal environments. Do not use for debugging logic issues.

Quellsprache: Englisch

header-cycle-breaker

Guide for breaking cyclic dependencies in V8 headers and resolving cascade IWYU failures.

Quellsprache: Englisch

jsvu

How to use jsvu for cross-engine testing.

Quellsprache: Englisch

minimize-reproducer

Use this when you need to minimize a complex or bloated JavaScript test case (e.g., from a fuzzer or external report) into a minimal, readable reproduction for debugging V8 issues.

Quellsprache: Englisch

orchestrator

Core skill for task scheduling and multi-agent coordination in V8 development. Use for any multi-step workflow or complex task. Do not use for simple linear tasks.

Quellsprache: Englisch

subagent-env-passing

Workflow for passing environment variables (like PATH) from the Orchestrator to subagents. Use when spawning subagents that need specific environment variables. Do not use for standard subagent execution.

Quellsprache: Englisch

torque

Provides expert guidance for navigating, implementing, and verifying V8 Torque (.tq) builtins. Use when modifying or debugging Torque files. Do not use for C++ macro builtins.

Quellsprache: Englisch

v8-ciderg-paths

Adjusts instructions for V8 commands when running in a CiderG Chrome workspace environment. Trigger this when invoking any V8 binaries or running tests in a CiderG checkout.

Quellsprache: Englisch

v8-commands

Key commands for building, debugging, and testing in V8. Use when needing command syntax for gm.py, d8 flags, or run-tests.py. Do not use for environment setup.

Quellsprache: Englisch

v8-log

Understanding v8.log files.

Quellsprache: Englisch

v8-poc-classification

Checks if a POC provided by some JS and d8 flags is a vulnerability or just a regular bug.

Quellsprache: Englisch

v8-profile

Profiling V8 execution.

Quellsprache: Englisch

v8-regression-testing

Use this skill when designing, writing, or minimizing regression tests (e.g., mjsunit) for V8 bug fixes

Quellsprache: Englisch

v8-security-triaging

Guides the initial analysis and impact assessment of a V8 security report, strictly excluding implementation or fixing.

Quellsprache: Englisch

v8-setup

Handles missing dependencies and configuration for V8 tools. Use when encountering missing tools, test runners, or workspace symlinks. Do not use for C++ coding issues.

Quellsprache: Englisch

v8-structure

Maps the V8 dir/folder structure, component locations, and local documentation. Use when locating specific subsystems, mapping src/ code to docs/ design files, or understanding repository architecture.

Quellsprache: Englisch

v8-testing

Executes and interprets V8 tests. Use when running unittests, cctest, or mjsunit, or when debugging test failures. Do not use for building.

Quellsprache: Englisch

v8-understanding

Guides the methodology for investigating V8 concepts, codebase structure, performance, memory, and architecture. MANDATORY to use whenever triaging bugs, investigating crashes, reading C++ files, analyzing compiler optimizations (Ignition, Maglev, TurboFan,…

Quellsprache: Englisch

v8-workflow

Manages git task isolation and environment setup in V8. Use at the start of any new task or bug fix. Do not use for general C++ editing.

Quellsprache: Englisch

wasm-d8-perf

Use this skill to reproduce, profile, or analyze WebAssembly (Wasm) execution performance using d8 shell.

Quellsprache: Englisch

workflow-debugging

Workflow for issue-based debugging in V8. Use when tasked with debugging a specific issue, usually associated with a Buganizer ID or a specific reproduction script. Do not use for performance regressions.

Quellsprache: Englisch

workflow-general-debugging

Workflow for general debugging tasks without the overhead of issue tracking. Use when investigating crashes, hangs, or unexpected behavior where no specific issue ID is provided. Do not use when issue ID is provided.

Quellsprache: Englisch

workflow-gerrit-fix

Workflow for automatically fixing errors or addressing comments on a Gerrit CL requested by the user.

Quellsprache: Englisch

workflow-perf

Workflow for performance and memory evaluation in V8. Use when tasked with improving the performance or memory usage of a workload in V8. Do not use when debugging a crash or functionality issue.

Quellsprache: Englisch