Codex skills, plugins, subagents, slash commands and mcp servers

browser-automation sickn33 skill This skill builds browser checks around observed UI state and explicit outcomes. Use it for UI workflows, timing failures, or authorised page-data collection. Claude Code Cursor GitHub Copilot 6,700installs spanner-basics official google skill This skill helps design schemas, write queries, and work with Cloud Spanner on Google Cloud. Use it when provisioning databases or investigating slow queries. Claude Code Gemini CLI 4,600installs gke-workload-troubleshooting official google skill Diagnoses GKE workload failures through logs and events. Use it when pods fail to start, crash repeatedly, or remain pending. Claude Code Gemini CLI 4,600installs gke-manifest-generation official google skill Creates and updates Kubernetes manifests for GKE Autopilot and Standard. Use it when defining app resources, health checks, or network routes. Claude Code Gemini CLI 4,600installs golang-safety samber skill Skill prevents common Go crashes before they happen: nil map writes, typed-nil interfaces, append aliasing, silent integer truncation, and resource leaks from defer in loops. Claude Code Cursor GitHub Copilot 40,400installs monorepo-management Seth Hobson skill This skill guides monorepo setup with Turborepo, Nx, and pnpm workspaces. Use it for builds, shared dependencies, CI/CD, and package releases. Claude Code Cursor 14,548installs golang-project-layout samber skill Skill organizes a Go project by convention: cmd/, internal/, pkg/ directories, module naming, go.work for monorepos. Asks about architecture and dependency injection approach, then scaffolds files and config. Claude Code Cursor GitHub Copilot 40,300installs golang-modernize samber skill A skill that updates Go codebases to current language idioms, standard library improvements, and tooling. Handy when reviewing old-style patterns, bumping the Go version, or refreshing CI. Claude Code Cursor GitHub Copilot 40,200installs golang-documentation samber skill Guides Go documentation standards, covering godoc comments, Example tests, README, and llms.txt. Useful when releasing libraries or CLIs. Claude Code Cursor GitHub Copilot 40,200installs golang-data-structures samber skill Helps choose Go data structures and understand slices, maps, and standard containers. Useful when designing generic collections or working with pointers. Claude Code Cursor GitHub Copilot 40,100installs status-report official anthropics skill Generates a structured status report for leadership: KPI metrics with green/yellow/red flags, risks, and decisions needed. Turns project tracker activity into a readable narrative. Claude Code Cursor GitHub Copilot 3,100installs customer-research official anthropics skill Researches customer topics across internal documents, CRMs, team chats, and web sources. Generates a structured brief with confidence scores and source attribution. Claude Code Cursor GitHub Copilot 3,100installs sprint-planning official anthropics skill This skill turns team availability, backlog priorities, and carryover into a sprint plan. Use it when setting goals, sizing work, or checking capacity. Claude Code Cursor GitHub Copilot 3,100installs data-context-extractor official anthropics skill Extracts tribal knowledge from data analysts about your warehouse and auto-generates reference files. Runs in bootstrap mode for initial setup and iteration mode to add new domains. Claude Code Cursor GitHub Copilot 3,100installs roadmap-update official anthropics skill Updates, creates, and reprioritizes product roadmaps. Useful when deadlines slip, new initiatives take priority, or a Now/Next/Later view is needed from scratch. Claude Code Cursor GitHub Copilot 3,100installs runbook official anthropics skill This skill turns a recurring operation into a step-by-step runbook with verification, failure handling, rollback, and escalation guidance. Claude Code Cursor GitHub Copilot 3,100installs brand-review official anthropics skill A skill that reviews marketing copy, copywriting, and content against your brand guide, voice, and messaging standards. Flags deviations by severity and suggests concrete fixes. Claude Code Cursor GitHub Copilot 3,100installs golang-troubleshooting samber skill Systematic root-cause debugging for Go code facing deadlocks, panics, and race conditions. Guides the agent to reproduce bugs before applying fixes. Claude Code Cursor GitHub Copilot 39,800installs site-md official google-labs-code skill Generates a .stitch/SITE.md constitution file from requirements or project briefs for the Stitch Build Loop. Claude Code Cursor GitHub Copilot 3,600installs golang-dependency-management samber skill This skill manages Go dependencies, version conflicts, module audits, and vulnerability checks. Use it when changing go.mod or reviewing a package before adoption. Claude Code Cursor GitHub Copilot 39,700installs seo-content AgriciDaniel skill This skill checks content quality, E-E-A-T, readability, and AI citation readiness. Use it for page content audits and final draft cleanup. Claude Code Cursor GitHub Copilot 7,700installs golang-structs-interfaces samber skill Enforces idiomatic Go patterns for struct and interface design. Useful when defining consumer-driven contracts, zero-value structs, and compile-time type checks. Claude Code Cursor GitHub Copilot 39,600installs gke-ai-troubleshooting-jobset-interruption official google skill Diagnoses GKE JobSet restarts and interruptions in AI/ML training workloads. Use it to trace worker crashes, node failures, and spot VM preemptions. Claude Code Gemini CLI 4,500installs developer-device-platform-basics official google skill This skill guides agents through managing remote Android devices on Developer Device Platform, from checking availability to connecting over ADB. Claude Code Gemini CLI 4,500installs ima-sdk-client-side official Google LLC skill This skill supports Google IMA SDK integrations for client-side video and audio ads requested through VAST or VMAP. Use it for websites, apps, and TV platforms. Claude Code Gemini CLI 4,500installs firebase-remote-config-basics Google LLC skill Manages Firebase Remote Config templates, loading strategies, and feature flags for Android and iOS. Helps tweak app behavior without pushing a release to app stores. Claude Code Cursor GitHub Copilot 120,800installs reference-core angular skill Explains the runtime architecture of Angular's packages/core. Use it when modifying Ivy instructions, dependency injection, or signals. Claude Code Cursor GitHub Copilot 986installs repomix-explorer yamadashy skill Explores local and remote repositories through Repomix, helping you map an unfamiliar codebase, inspect patterns, and check project metrics. Claude Code Cursor GitHub Copilot 1,900installs golang-cli samber skill A skill for building, extending, and reviewing Go CLI tools with guidance on commands, flags, configuration, signals, completion, and tests. Claude Code Cursor GitHub Copilot 39,300installs golang-popular-libraries samber skill A skill to select production-ready Go libraries and frameworks by category (web, database, testing, logging, messaging). Use it when you need to compare alternatives or pick a dependency for a new task. Claude Code Cursor GitHub Copilot 39,300installs golang-dependency-injection samber skill Guides dependency injection in Go projects, comparing manual constructor injection against wire, dig, fx, and samber/do. Claude Code Cursor GitHub Copilot 39,300installs golang-stretchr-testify samber skill Guides coding agents through writing Go tests with stretchr/testify. Helps configure assertions, mocks, and test suites cleanly. Claude Code Cursor GitHub Copilot 39,200installs golang-grpc samber skill A Go gRPC skill covering .proto files, servers, clients, errors, TLS, testing, and streaming RPCs. Use it while building, reviewing, or debugging services. Claude Code Cursor GitHub Copilot 39,100installs deck-refresh official anthropics skill Swaps figures across an existing presentation without rebuilding slides. For quarterly refreshes, earnings updates, comp rolls and rebased market data. Claude Code Cursor GitHub Copilot 1,700installs swap-curve-strategy official anthropics skill Analyzes interest rate swap curves, overlays sovereign and inflation data, and recommends DV01-neutral curve trades like steepeners or butterflies. Claude Code Cursor GitHub Copilot 1,700installs funding-digest official anthropics skill Builds a one-page PowerPoint slide from recent funding rounds and capital markets activity. Use it for a deal flow summary, weekly recap, or company and sector briefing. Claude Code Cursor GitHub Copilot 1,700installs ib-check-deck official anthropics skill A skill that reviews pitch decks for number mismatches across slides, narrative-data gaps, IB language polish, and visual QC. Claude Code Cursor GitHub Copilot 1,700installs tear-sheet official anthropics skill Creates audience-specific company tear sheets in Word using S&P Capital IQ data via the Kensho MCP server. Handy for M&A and sales prep. Claude Code Cursor GitHub Copilot 1,700installs fx-carry-trade official anthropics skill Skill to evaluate FX carry trade opportunities: combines spot rates, forward points, interest rate differentials, and volatility surfaces. Finds the optimal tenor and computes risk-adjusted returns using carry-to-vol ratios. Claude Code Cursor GitHub Copilot 1,700installs e2e-tests-studio mastra-ai skill A skill that automatically generates Playwright E2E tests when you modify playground components. Tests product behavior—data persistence, feature workflows, action side effects—not just UI states. Claude Code Cursor GitHub Copilot 2,500installs