Browse Skills — Page 200

ntlm-relay-attack

wgpsec/AboutSecurity

NTLM 中继攻击方法论。当目标网络存在 NTLM 认证、可以触发 SMB/HTTP 认证请求、或获取到 NetNTLM Hash 时使用。覆盖 Responder 毒化、ntlmrelayx 中继、打印机 Bug 强制认证、RBCD 中继、Shadow Credentials、ADCS 中继。任何涉及 NTLM、Relay、Responder、中继攻击的场景都应使用此技能

nuclear_physics

InternScience/scp

Nuclear Physics Calculations - Nuclear physics: energy conversion MeV to J, calculate total power, photon rate, and error analysis. Use this skill for nuclear physics tasks involving convert energy MeV to J calculate total power calculate incident photon rate calculate absolute error. Combines 4 tools from 3 SCP server(s).

nuclei-scan

wgpsec/AboutSecurity

Nuclei 漏洞扫描工具使用方法论。当需要对目标进行已知漏洞扫描、CVE 验证、批量 PoC 检测时使用。Nuclei 拥有社区维护的 9000+ 模板，覆盖 CVE、默认口令、配置错误、信息泄露等。任何涉及 nuclei 扫描、CVE 批量验证、PoC 检测、漏洞模板搜索的场景都应使用此技能。也适用于需要从 nuclei 模板中提取 payload 用于手动利用的场景

nuclei-scanner

TerminalSkills/skills

>-

nuclei-writer

H-mmer/pentest-agents

Custom nuclei template builder. Use when you've found a pattern that should be checked across multiple targets or when existing templates miss a specific vulnerability. Provide the vulnerability details and detection logic.

nudge-sync

Tibsfox/gsd-skill-creator

Synchronous immediate signaling channel for inter-agent communication. Implements latest-wins single-file nudge pattern for health checks, stall detection, and urgent pings.

nudocs

jdrhyne/agent-skills

Upload, edit, and export documents via Nudocs.ai. Use when creating shareable document links for collaborative editing, uploading markdown/docs to Nudocs for rich editing, or pulling back edited content. Triggers on "send to nudocs", "upload to nudocs", "edit in nudocs", "pull from nudocs", "get the nudocs link", "show my nudocs documents".

nuget-manager

github/awesome-copilot

'Manage NuGet packages in .NET projects/solutions. Use this skill when adding, removing, or updating NuGet package versions. It enforces using `dotnet` CLI for package management and provides strict procedures for direct file edits only when updating versions.'

nullable-new-params

remotion-dev/remotion

Fix newly added optional parameters, optional React props, and optional type/interface members in Remotion monorepo diffs by converting internal APIs to required nullable values and updating call sites. Use when a PR, review, or user asks to forbid new `foo?: T` / `param?: T` additions except for exported or documented public APIs where requiring the value would be breaking.

numerical-analysis

Tibsfox/gsd-skill-creator

Calculus, series, numerical methods, and optimization for computational mathematics. Covers limits (epsilon-delta, L'Hopital, squeeze theorem), derivatives (rules, optimization, related rates), integrals (Riemann sums, Fundamental Theorem of Calculus, integration techniques), series (convergence tests, Taylor and Maclaurin expansions), differential equations (separable, linear, exact), numerical methods (Newton-Raphson, Euler method, Simpson's rule), and computational pitfalls (floating-point arithmetic, catastrophic cancellation, numerical stability). Use when computing derivatives, integrals, limits, series, solving differential equations, or analyzing numerical accuracy.

numerical-integration

HeshamFS/materials-simulation-skills

>

numerical-stability

HeshamFS/materials-simulation-skills

>

nurture-sequence-build-and-readout

Significant-Gravitas/skills-catalog

Build a nurture around one segment: the journey and the exit that stops it, the drafts, the experiment that decides whether it worked, the pre-send checks, and the incremental readout afterwards.

nurture-sequences

guia-matthieu/clawfu-skills

"Transformez l'attention en conviction avec des séquences email evergreen qui font progresser les leads de curiosité → confiance → call booké, basé sur la méthodologie A5 du Marketing Swarm de Lasse Flagstad. Use when: **Créer une séquence evergreen** - Emails automatiques qui tournent indéfiniment; **Réactiver une liste froide** - Réveiller des leads dormants sans spam; **Structurer le nurturing post-lead-magnet** - Que se passe-t-il après l'opt-in?; **Définir les segments et triggers** - HOT..."

nutrient-document-processing

affaan-m/ECC

Process, convert, OCR, extract, redact, sign, and fill documents using the Nutrient DWS API. Works with PDFs, DOCX, XLSX, PPTX, HTML, and images.

nutrient-metabolism

Tibsfox/gsd-skill-creator

Biochemical metabolism of macronutrients and key micronutrients — digestion, absorption, transport, utilization, and excretion — with emphasis on the pathways that matter for dietary-guideline debates (insulin response, lipoprotein metabolism, one-carbon metabolism, iron homeostasis). Use when a question asks what happens biochemically to a food after it is eaten, or when a claim about "metabolic effect" needs to be tested against mechanism.

nutrient-openclaw

jdrhyne/agent-skills

>-

nutrigx_advisor

aAAaqwq/AGI-Super-Team

Nutrigenomics advisor — personalized nutrition guidance based on genetic profiles

nutrition-analyzer

diegosouzapw/awesome-omni-skills

\u8425\u517b\u5206\u6790\u5668\u6280\u80fd workflow skill. Use this skill when the user needs \u5206\u6790\u8425\u517b\u6570\u636e\u3001\u8bc6\u522b\u8425\u517b\u6a21\u5f0f\u3001\u8bc4\u4f30\u8425\u517b\u72b6\u51b5\uff0c\u5e76\u63d0\u4f9b\u4e2a\u6027\u5316\u8425\u517b\u5efa\u8bae\u3002\u652f\u6301\u4e0e\u8fd0\u52a8\u3001\u7761\u7720\u3001\u6162\u6027\u75c5\u6570\u636e\u7684\u5173\u8054\u5206\u6790\u3002 and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.

nutrition-analyzer-v2

diegosouzapw/awesome-omni-skills

\u8425\u517b\u5206\u6790\u5668\u6280\u80fd workflow skill. Use this skill when the user needs \u5206\u6790\u8425\u517b\u6570\u636e\u3001\u8bc6\u522b\u8425\u517b\u6a21\u5f0f\u3001\u8bc4\u4f30\u8425\u517b\u72b6\u51b5\uff0c\u5e76\u63d0\u4f9b\u4e2a\u6027\u5316\u8425\u517b\u5efa\u8bae\u3002\u652f\u6301\u4e0e\u8fd0\u52a8\u3001\u7761\u7720\u3001\u6162\u6027\u75c5\u6570\u636e\u7684\u5173\u8054\u5206\u6790\u3002 and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.

nutrition-and-meal-planning

Tibsfox/gsd-skill-creator

Household-scale nutrition planning that treats meals as a weekly system, not a series of independent decisions. Covers macronutrient balance, the plate method, weekly rotation, leftover architecture, pantry-to-plate translation, and the food-safety floor that every meal plan must meet. Use when building a weekly menu, adapting a diet to a new household member, planning for a week of predictable meals on a budget, or teaching a learner how a kitchen feeds people over time.

nutrition-science-foundations

Tibsfox/gsd-skill-creator

Foundational concepts in nutrition science — macronutrients, micronutrients, energy balance, Atwater factors, reference intakes (DRI/RDA/AI/UL), food composition tables, and the methods of human nutrition research. Grounds the rest of the department in a shared vocabulary and in the measurement limits of the field, including controlled-trial history, observational-study limits, and the biochemical basis for calorie accounting. Use when a question asks what something "is" nutritionally, how energy and nutrients are measured, or what the reference numbers mean.

antfu/nuxt

antfu/skills

Nuxt full-stack Vue framework with SSR, auto-imports, and file-based routing. Use when working with Nuxt apps, server routes, useFetch, middleware, or hybrid rendering.

vercel-labs/nuxt

vercel-labs/emulate

Nuxt adapter for embedding emulators directly in a Nuxt app via @emulators/adapter-nuxt. Use when the user needs to embed emulators in Nuxt, set up same-origin OAuth for preview deployments, create an emulate catch-all server route, configure persistence for embedded Nuxt emulators, or wrap nuxt.config with withEmulate. Triggers include "Nuxt emulator", "adapter-nuxt", "embedded emulator", "same-origin OAuth", "createEmulateHandler", "withEmulate", or any task requiring emulators inside a Nuxt app.

onmax/nuxt

onmax/nuxt-skills

Use when working on Nuxt 4+ projects - provides server routes, file-based routing, middleware patterns, Nuxt-specific composables, and configuration with latest docs. Covers h3 v1 helpers (validation, WebSocket, SSE) and nitropack v2 patterns. Updated for Nuxt 4.3+.

nuxt-better-auth

onmax/nuxt-skills

Use when implementing auth in Nuxt apps with @onmax/nuxt-better-auth - provides useUserSession composable, server auth helpers, route protection, and Better Auth plugins integration.

nuxt-content

onmax/nuxt-skills

Use when working with Nuxt Content v3, markdown content, or CMS features in Nuxt - provides collections (local/remote/API sources), queryCollection API, MDC rendering, database configuration, NuxtStudio integration, hooks, i18n patterns, and LLMs integration

nuxt-modules

onmax/nuxt-skills

Use when creating Nuxt modules: (1) Published npm modules (@nuxtjs/, nuxt-), (2) Local project modules (modules/ directory), (3) Runtime extensions (components, composables, plugins), (4) Server extensions (API routes, middleware), (5) Releasing/publishing modules to npm, (6) Setting up CI/CD workflows for modules. Provides defineNuxtModule patterns, Kit utilities, hooks, E2E testing, and release automation.

nuxt-seo

onmax/nuxt-skills

Nuxt SEO meta-module with robots, sitemap, og-image, schema-org. Use when configuring SEO, generating sitemaps, creating OG images, or adding structured data.

nuxt-studio

onmax/nuxt-skills

Use when working with Nuxt Studio, the self-hosted open-source CMS for Nuxt Content sites - provides visual editing, media management, Git-based publishing, auth providers, and AI content assistance

nuxt-ui

onmax/nuxt-skills

Use when building styled UI with @nuxt/ui v4 components - create forms with validation, implement data tables with sorting, build modal dialogs and overlays, configure Tailwind Variants theming. Use vue skill for raw component patterns, reka-ui for headless primitives.

nuxt4-patterns

affaan-m/ECC

Nuxt 4 app patterns for hydration safety, performance, route rules, lazy loading, and SSR-safe data fetching with useFetch and useAsyncData.

nuxthub

onmax/nuxt-skills

Use when building NuxtHub v0.10.6 applications - provides database (Drizzle ORM with sqlite/postgresql/mysql), KV storage, blob storage, and cache APIs. Covers configuration, schema definition, migrations, multi-cloud deployment (Cloudflare, Vercel), and the new hub:db, hub:kv, hub:blob virtual module imports.

nvd-cve

automateyournetwork/netclaw

Search the National Vulnerability Database for CVEs - find vulnerabilities by keyword or ID, get CVSS scores, weaknesses, affected configurations, and remediation references. Use when looking up a CVE, scanning for vulnerabilities, running a security audit, or checking if a software version has known exploits.

nvidia-nemo-guardrails

mkurman/zorai

NVIDIA NeMo Guardrails — programmable guardrails for LLM applications. Colang-based dialog management, topical rails (fact-checking, moderation), safety rails, and security rails for production AI.

nvidia-skill-finder

openai/plugins

>-

nvim

megalithic/dotfiles

Comprehensive guide for Neovim configuration in this dotfiles repo. Covers plugin management, LSP debugging, treesitter, keymaps, performance, and troubleshooting decision trees.

nvim-config

fredrikaverpil/dotfiles

>

nvim-install

fredrikaverpil/dotfiles

Install Neovim and stand up the nvim-fredrik config in the Claude Code web sandbox (the cloud environment), where no Neovim exists. Use this before testing any Neovim config change in a web session, e.g. checking out a PR branch that touches nvim-fredrik and observing its runtime behavior. Installs Neovim via Nix from the binary cache with no GitHub access, wires the repo's config into place, launches Neovim headless with a listen socket, and exports $NVIM so the `neovim` RPC skill can drive it. Web-sandbox only.

nvim-plugin

fredrikaverpil/dotfiles

Reference: https://neovim.io/doc/user/lua-plugin/

nvm

partme-ai/full-stack-skills

"Install, configure, and use nvm (Node Version Manager) to manage Node.js versions. Routes to focused sub-skills for installation, shell setup, version switching, .nvmrc defaults, global packages, Docker/CI, troubleshooting, and more. Use when the user needs to manage Node.js versions, install nvm, or troubleshoot nvm usage."

nvm-defaults-and-nvmrc

partme-ai/full-stack-skills

"Set default Node versions via nvm aliases, create .nvmrc files for project-specific versions, and configure shell auto-switching per directory. Use when the user asks about nvm alias default, .nvmrc configuration, auto-switching Node versions on directory change, or pinning a Node version for a project."

nvm-docker-ci

partme-ai/full-stack-skills

"Install and configure nvm in Docker containers and CI/CD pipelines, including non-interactive shell loading via BASH_ENV or ENTRYPOINT. Use when the user asks about nvm in Docker, CI/CD nvm setup, GitHub Actions node version management, or troubleshooting nvm in non-interactive shells."

nvm-global-packages

partme-ai/full-stack-skills

"Migrate npm global packages between Node versions using reinstall-packages-from, and define a default-packages file to auto-install globals on every new version. Use when the user asks about keeping global packages after switching Node versions, setting up default npm packages, or troubleshooting missing global packages after nvm install."

nvm-install

partme-ai/full-stack-skills

"Install and update nvm (Node Version Manager) using curl/wget scripts, git clone, or manual methods. Covers profile selection, NVM_DIR configuration, and Alpine Linux support. Use when the user asks to install nvm, update nvm, set up nvm for the first time, or troubleshoot nvm installation scripts."

nvm-mirror-and-auth

partme-ai/full-stack-skills

"Configure custom Node.js binary mirrors and authentication headers for corporate or restricted network environments. Use when the user asks about NVM_NODEJS_ORG_MIRROR, setting a custom node download mirror, configuring auth headers for private mirrors, or installing Node behind a firewall or corporate proxy."

nvm-misc

partme-ai/full-stack-skills

Provide nvm overview, output color customization, tests, and automation examples like Ansible. Use when users ask for an nvm intro, color settings, running nvm tests, or Ansible install tasks.

nvm-project-meta

partme-ai/full-stack-skills

Provide nvm project metadata like maintainers, support policy, enterprise support, license, and copyright notice. Use when users ask about project governance or legal notices.

nvm-setup

partme-ai/full-stack-skills

"Configure shell initialization files so nvm loads correctly in bash, zsh, and fish. Covers NVM_DIR, nvm.sh sourcing, profile file selection, XDG_CONFIG_HOME, and bash completion. Use when the user reports nvm not found after installation, needs to configure shell profiles, or wants to set up nvm environment variables."

nvm-shell-integration

partme-ai/full-stack-skills

"Configure automatic nvm version switching when changing directories, using shell hooks for bash, zsh, and fish. Covers auto-use on cd, PATH restoration, and nvm deactivate. Use when the user wants automatic Node version switching per project, nvm use to run on directory change, or needs to deactivate nvm and restore system PATH."

nvm-troubleshooting-linux

partme-ai/full-stack-skills

"Diagnose and fix nvm issues on Linux and WSL, including profile not loading, PATH errors, distro-specific differences, and Alpine compatibility problems. Use when the user reports nvm not found on Linux, nvm command not working in WSL, or distro-specific nvm issues."

nvm-troubleshooting-macos

partme-ai/full-stack-skills

"Diagnose and fix nvm issues on macOS, including zsh/bash profile not loading, PATH priority conflicts, permission errors, and Homebrew Node conflicts. Use when the user reports nvm not found on macOS, nvm command not working in zsh or Terminal, or PATH priority issues after macOS updates."

nvm-uninstall

partme-ai/full-stack-skills

"Remove nvm completely by deleting NVM_DIR, cleaning nvm lines from shell profiles, and restoring system Node PATH priority. Use when the user asks to uninstall nvm, remove node version manager, clean up nvm installation, or restore their system to use the system-installed Node."

nvm-usage-basics

partme-ai/full-stack-skills

"Manage Node.js versions with everyday nvm commands: install specific versions, switch active versions, list installed and remote versions, and use LTS releases. Use when the user asks about nvm install, nvm use, nvm ls, listing available Node versions, or switching between Node versions."

nvm-verify

partme-ai/full-stack-skills

"Verify nvm installation is working correctly by checking nvm, node, and npm commands, diagnosing PATH order, and inspecting profile loading. Use when the user reports nvm command not found, wants to verify nvm is installed, or needs to diagnose why nvm is not loading in new terminal sessions."

nws-flood-thresholds

elizaOS/eliza

Download flood stage thresholds from NWS (National Weather Service). Use when determining flood levels for USGS stations, accessing action/minor/moderate/major flood stages, or matching stations to their flood thresholds.

nx

TerminalSkills/skills

>-

nx-ci-monitor

tech-leads-club/agent-skills

Monitor Nx Cloud CI pipeline status and handle self-healing fixes automatically. Use when user says "watch CI", "monitor pipeline", "check CI status", "fix CI failures", or "self-heal CI". Requires Nx Cloud connection. Do NOT use for local task execution (use nx-run-tasks) or general CI debugging outside Nx Cloud.

nx-generate

supabase/supabase-js

Generate code using nx generators. INVOKE IMMEDIATELY when user mentions scaffolding, setup, structure, creating apps/libs, or setting up project structure. Trigger words - scaffold, setup, create a ... app, create a ... lib, project structure, generate, add a new project. ALWAYS use this BEFORE calling nx_docs or exploring - this skill handles discovery internally.

nx-generate

tech-leads-club/agent-skills

Generate code using Nx generators — scaffold projects, libraries, features, or run workspace-specific generators with proper discovery, validation, and verification. Use when user says "create a new library", "scaffold a component", "generate code with Nx", "run a generator", "nx generate", or any code scaffolding task in a monorepo. Prefers local workspace-plugin generators over external plugins. Do NOT use for running build/test/lint tasks (use nx-run-tasks) or workspace configuration (use nx-workspace).

nx-import

supabase/supabase-js

Import, merge, or combine repositories into an Nx workspace using nx import. USE WHEN the user asks to adopt Nx across repos, move projects into a monorepo, or bring code/history from another repository.

nx-monorepo

giuseppe-trisciuoglio/developer-kit

Provides comprehensive Nx monorepo management guidance for TypeScript/JavaScript projects. Use when creating Nx workspaces, generating apps/libraries/components, running affected commands, setting up CI/CD, configuring Module Federation, or implementing NestJS backends within Nx

nx-plugins

supabase/supabase-js

Find and add Nx plugins. USE WHEN user wants to discover available plugins, install a new plugin, or add support for a specific framework or technology to the workspace.

nx-run-tasks

supabase/supabase-js

Helps with running tasks in an Nx workspace. USE WHEN the user wants to execute build, test, lint, serve, or run any other tasks defined in the workspace.

nx-run-tasks

tech-leads-club/agent-skills

Execute build, test, lint, serve, and other tasks in an Nx workspace using single runs, run-many, and affected commands. Use when user says "run tests", "build my app", "lint affected", "serve the project", "run all tasks", or "nx affected". Do NOT use for code generation (use nx-generate) or workspace configuration (use nx-workspace).

nx-workspace

supabase/supabase-js

"Explore and understand Nx workspaces. USE WHEN answering questions about the workspace, projects, or tasks. ALSO USE WHEN an nx command fails or you need to check available targets/configuration before running a task. EXAMPLES: 'What projects are in this workspace?', 'How is project X configured?', 'What depends on library Y?', 'What targets can I run?', 'Cannot find configuration for task', 'debug nx task failure'."

nx-workspace

tech-leads-club/agent-skills

Configure, explore, and optimize Nx monorepo workspaces. Use when setting up Nx, exploring workspace structure, configuring project boundaries, analyzing affected projects, optimizing build caching, or implementing CI/CD with affected commands. Keywords — nx, monorepo, workspace, projects, targets, affected. Do NOT use for running tasks (use nx-run-tasks) or code generation with generators (use nx-generate).

nx-workspace-patterns

wshobson/agents

Configure and optimize Nx monorepo workspaces. Use when setting up Nx, configuring project boundaries, optimizing build caching, or implementing affected commands.

nx-workspace-patterns

benjaminasterA/antigravity-awesome-skills

Configure and optimize Nx monorepo workspaces. Use when setting up Nx, configuring project boundaries, optimizing build caching, or implementing affected commands.

nx-workspace-patterns-v2

diegosouzapw/awesome-omni-skills

Nx Workspace Patterns workflow skill. Use this skill when the user needs Configure and optimize Nx monorepo workspaces. Use when setting up Nx, configuring project boundaries, optimizing build caching, or implementing affected commands and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.

nxc-cme

wgpsec/AboutSecurity

使用 NetExec (nxc) / CrackMapExec (cme) 进行 Windows/AD 网络批量操作。当需要批量验证凭据、密码喷洒、远程命令执行、共享枚举、凭据导出时使用。nxc 是 CrackMapExec 的继任者，支持 SMB/WinRM/LDAP/MSSQL/SSH/RDP/FTP/WMI 等协议。在域渗透中用于批量操作——用一条命令对整个网段做凭据验证或命令执行。涉及 CrackMapExec、NetExec、nxc、cme、密码喷洒、SMB 批量、域用户枚举的场景使用此技能

nyc-korrespondenz-und-conflict-check

Klotzkette/claude-fuer-deutsches-recht

Mandats-Workflow mit US-Korrespondenzkanzlei Whitman Brennan Forsythe LLP NYC: Engagement Letter, Conflict Check, Power of Attorney USPTO, Outside Counsel Guidelines, Attorney-Client Privilege, Common Interest Privilege. Laedt, wenn der Nutzer 'US-Korrespondenzkanzlei', 'NYC Trademark Counsel', 'USPTO Power of Attorney' oder 'Outside Counsel Guidelines' sagt.

nz-business-english

jezweb/claude-skills

New Zealand business English writing style for professional communications — warm, inclusive, EN-NZ spelling (colour, organise, centre). Use whenever the user is writing for a New Zealand audience: emails, chat messages, proposals, client communications, blog posts, web copy, or any business writing. Apply to drafting, editing, and tone-checking professional text.

nzism

Sushegaad/Claude-Skills-Governance-Risk-and-Compliance

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o11y-logging

joelhooks/joelclaw

"Implement and verify joelclaw observability on every change so failures cannot stay silent. Use when adding/updating Inngest functions, gateway channels, webhook providers, APIs, workers, or any pipeline step. Enforces canonical OTEL contract, storage path, and verification gates. Triggers on: 'o11y', 'observability', 'logging', 'otel', 'instrument this', 'silent failure', 'add telemetry', 'log this function'."

oa-system-attack

wgpsec/AboutSecurity

国产 OA/内网系统漏洞利用。当在内网发现致远(Seeyon)、泛微(Weaver/E-cology)、用友(Yonyou/NC/U8)、蓝凌(Landray)、通达(Tongda)、万户(Ezoffice)、金蝶(Kingdee)、红帆(iOffice) 等国产 OA 系统时使用。覆盖各系统的典型漏洞、默认口令、RCE 路径。国内 HW/比赛内网中高频出现，一定要使用此技能

oath

simota/agent-skills

Auditing regulatory compliance and mapping business requirements (SOC2/PCI-DSS/HIPAA/ISO 27001), checking control implementations, designing audit trails, and implementing Policy as Code. Use when compliance auditing is needed.

oauth

vercel-labs/portless

Configure OAuth providers (Google, Apple, Microsoft, Facebook, GitHub, etc.) to work with portless local dev URLs. Use when setting up OAuth redirect URIs, fixing "redirect_uri_mismatch" or "invalid redirect" errors, configuring sign-in providers for local development, or when a provider rejects .localhost subdomains. Triggers include "OAuth not working with portless", "redirect URI mismatch", "Google/Apple/Microsoft sign-in fails locally", "configure OAuth for local dev", or any task involving OAuth callback URLs with portless domains.

oauth-hunter

H-mmer/pentest-agents

OAuth 2.0 / 2.1, OpenID Connect (OIDC), SAML SSO, and JWT specialist. Dispatcher passes subtype — 'oauth', 'oidc', 'saml', or 'jwt' — in the task; falls back to inference. Use for redirect_uri / returnTo flaws, state/nonce/PKCE bypass, alg confusion (none/HS-with-RS-key/kid/jku), SAML XSW + comment injection + assertion replay, OIDC ID token validation gaps, code/token leak channels, cross-tenant impersonation, PKCE downgrade, and any flow involving a code, access_token, id_token, assertion, client_id, client_secret, code_verifier, code_challenge, kid, or jku parameter.

oauth-sso-attack

wgpsec/AboutSecurity

OAuth 2.0 / SSO / OpenID Connect 认证流程攻击。当目标有「使用 Google/GitHub/微信 登录」按钮、redirect_uri 参数、authorization_code 流程、或 /.well-known/openid-configuration 端点时使用。覆盖 redirect_uri 劫持、state 缺失 CSRF、token 泄露、scope 提升

oauth2-oidc

TerminalSkills/skills

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oban

oliver-kriska/claude-elixir-phoenix

Oban job processing — workers, perform/1 (OSS) and process/1 (Pro), queues, cron, retries, unique jobs, idempotency, Oban Pro (Workflow, Batch, Chunk, Smart Engine), Testing. Use when writing Oban workers, queue config, or debugging jobs.

object_counter

elizaOS/eliza

Count occurrences of an object in the image using computer vision algorithm.

objection-and-negotiation

Significant-Gravitas/skills-catalog

Use when a buyer pushes back on price, timing, competition, or terms, or when a deal needs its pricing and procurement plan.

objection-mapping

guia-matthieu/clawfu-skills

"Anticipate and neutralize every reason customers say \"no\" before they say it. Combine Chris Voss's negotiation psychology with systematic sales methodology to turn objections into opportunities. Use when: **Before sales calls** to prepare responses to common pushback; **After losing deals** to document and learn from objections; **Product positioning** to address concerns in marketing copy; **Pricing conversations** to defend value against price resistance; **Team training** to create an obje..."

objection-pattern-detector

OneWave-AI/claude-skills

Mine lost deal notes to identify recurring objection patterns. Create objection response playbooks from won deals.

objection-preemptor

diegosouzapw/awesome-omni-skills

objection-preemptor workflow skill. Use this skill when the user needs One sentence - what this skill does and when to invoke it and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.

objection-preemptor-v2

diegosouzapw/awesome-omni-skills

objection-preemptor workflow skill. Use this skill when the user needs One sentence - what this skill does and when to invoke it and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.

Objective-C ARC Patterns

TheBushidoCollective/han

Use when automatic Reference Counting in Objective-C including strong/weak references, retain cycles, ownership qualifiers, bridging with Core Foundation, and patterns for memory-safe code without manual retain/release.

Objective-C Blocks and GCD

TheBushidoCollective/han

Use when blocks (closures) and Grand Central Dispatch in Objective-C for concurrent programming including block syntax, capture semantics, dispatch queues, dispatch groups, and patterns for thread-safe asynchronous code.

Objective-C Protocols and Categories

TheBushidoCollective/han

Use when objective-C protocols for defining interfaces and categories for extending classes, including formal protocols, optional methods, class extensions, and patterns for modular, reusable code design.

objective-definition

yogsoth-ai/de-anthropocentric-research-engine

Define optimization objectives, constraints, and trade-off preferences from context and candidate information.

obliteratus

NousResearch/hermes-agent

OBLITERATUS: abliterate LLM refusals (diff-in-means).

observability

BuilderIO/agent-native

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observability

openai/plugins

Vercel Observability expert guidance — Drains (logs, traces, speed insights, web analytics), Web Analytics, Speed Insights, runtime logs, custom events, OpenTelemetry integration, and monitoring dashboards. Use when instrumenting, debugging, or optimizing application performance and user experience on Vercel.

observability-and-instrumentation

addyosmani/agent-skills

Instruments code so production behavior is visible and diagnosable. Use when adding logging, metrics, tracing, or alerting. Use when shipping any feature that runs in production and you need evidence it works. Use when production issues are reported but you can't tell what happened from the available data.

observability-designer

alirezarezvani/claude-skills

Design production-ready observability strategies combining metrics, logs, and traces. Includes SLI/SLO design, golden-signals monitoring, alert optimization. Use when adding observability to a new service, refactoring alerting that is too noisy, or designing an SLO program before scaling production load.

observability-engineer

benjaminasterA/antigravity-awesome-skills

Build production-ready monitoring, logging, and tracing systems.

observability-engineer-v2

diegosouzapw/awesome-omni-skills

observability-engineer workflow skill. Use this skill when the user needs Build production-ready monitoring, logging, and tracing systems. Implements comprehensive observability strategies, SLI/SLO management, and incident response workflows and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.

observability-engineer-v3

diegosouzapw/awesome-omni-skills

observability-engineer workflow skill. Use this skill when the user needs Build production-ready monitoring, logging, and tracing systems. Implements comprehensive observability strategies, SLI/SLO management, and incident response workflows and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.