Agent Skills
Instruction packs that give your AI agent know-how. Three different kinds — pick the right one below.
✦ Standalone skills4,610
Self-contained. Install one into any project and it works on its own — no other software needed.
🧰 Tool add-ons1,006
Come bundled with a specific tool and only work together with it — they teach your agent how to operate that tool.
n8n-io · Development
1,311 standalone skillsmeeting-scheduler
✓★ 4,081by openai
Handles end-to-end meeting scheduling using the Superhuman Mail MCP server — from finding available times to sending the invite or proposing times via email. Use this skill whenever someone asks to "schedule a meeting with [person]", "find a time to meet", "book a call", "set up a meeting", "when am I free to meet with [person]", "propose times to [person]", "send my availability", "create a meeting invite", "schedule a 1:1", "find overlap in our calendars", "reschedule my meeting with [person]"
twilio-content-template-builder
✓★ 4,081by openai
Create, manage, and send message templates using Twilio's Content API. Covers template creation for WhatsApp, SMS, RCS, and MMS; variable usage; WhatsApp Meta approval; and sending templates via ContentSid. Use this skill when building structured messages that require pre-approval or consistent formatting across channels.
zoom-meeting-sdk-macos
✓★ 4,081by openai
Zoom Meeting SDK for macOS native apps. Use when embedding Zoom meetings in macOS with default/custom UI, PKCE + SDK auth, host start/join flows, and desktop meeting feature controllers.
twilio-conversations-classic-api
✓★ 4,081by openai
Build multi-channel messaging experiences using Twilio Conversations (classic) API. Covers creating conversations, adding participants (SMS, WhatsApp, chat), sending messages, and handling webhooks. Use this skill to manage persistent multi-party or multi-channel conversations beyond single-message SMS/WhatsApp.
twilio-customer-memory
✓★ 4,081by openai
Store and retrieve customer context using Twilio Conversation Memory. Covers Memory Store provisioning, profile management, traits, observations, conversation summaries, and semantic Recall. Use this skill to give AI agents or human agents persistent memory of customer interactions across sessions and channels.
twilio-customer-support-architect
✓★ 4,081by openai
Planning skill for building customer service and support systems. Qualifies the developer's needs across the support ladder (self-service → AI agents → contact center), channel mix, and scale to recommend the right Twilio architecture. Handles both "build me a call center" and "add an IVR to my existing support line."
use-dom
✓★ 4,081by openai
Use Expo DOM components to run web code in a webview on native and as-is on web. Migrate web code to native incrementally.
twilio-email-deliverability-advisor
✓★ 4,081by openai
Deliverability advisor for the Twilio Email API specifically. Use ONLY when the developer explicitly mentions Twilio Email, comms.twilio.com, or a Twilio (non-SendGrid) email program. For all other deliverability questions — including generic ones — use twilio-sendgrid-deliverability-advisor.
twilio-email-send
✓★ 4,081by openai
Use when the caller has Twilio credentials (Account SID + Auth Token or API Key SID + Secret) and needs to send email via comms.twilio.com/v1/Emails. This is Twilio-native email — NOT SendGrid. Do NOT use if the caller has a SendGrid API key (SG.-prefix) — use twilio-sendgrid-email-send instead. Covers single sends, batch sends up to 10,000 recipients, Liquid personalization, operation tracking, and error handling.
twilio-enterprise-knowledge
✓★ 4,081by openai
Add knowledge retrieval to AI agents using Twilio's Enterprise Knowledge product. Enterprise Knowledge is a centralized, searchable repository of your organization's documents, websites, and content — FAQs, support policies, warranty terms, product catalogs. Current models don't have access to how you run your business today. Enterprise Knowledge gives agents a way to query this repository during a conversation and ground their responses in your actual approved source material. This skill covers
huggingface-llm-trainer
✓★ 4,081by openai
This skill should be used when users want to train or fine-tune language models using TRL (Transformer Reinforcement Learning) on Hugging Face Jobs infrastructure. Covers SFT, DPO, GRPO and reward modeling training methods, plus GGUF conversion for local deployment. Includes guidance on the TRL Jobs package, UV scripts with PEP 723 format, dataset preparation and validation, hardware selection, cost estimation, Trackio monitoring, Hub authentication, and model persistence. Should be invoked for
twilio-identity-verification-advisor
✓★ 4,081by openai
Planning skill for identity verification and fraud prevention. Qualifies the developer's needs across authentication method, channel selection, fraud risk level, and user experience to recommend the right Twilio Verify + Lookup architecture. Handles login, signup, password reset, and risk-adaptive verification.
twilio-marketing-promotions-advisor
✓★ 4,081by openai
Planning skill for marketing and promotional messaging. Qualifies the developer's campaign needs across channel selection, compliance, audience segmentation, and delivery tracking to recommend the right Twilio messaging architecture. Handles both "set up a promotional SMS campaign" and "build a multi-channel engagement pipeline with Segment integration."
react-three-fiber-game
✓★ 4,081by openai
Build React-hosted 3D browser games with React Three Fiber. Use when the user wants pmndrs-based scene composition, shared React state, and 3D HUD integration inside a React app.
zoom-video-sdk-linux
✓★ 4,081by openai
Zoom Video SDK for Linux - C++ headless bots, raw audio/video capture/injection, Qt/GTK integration, Docker support
twilio-messaging-services
✓★ 4,081by openai
Create and configure Twilio Messaging Services for production messaging. Covers sender pools, geo-match, sticky sender, message scheduling, compliance toolkit, SMS pumping protection, link shortening, and intelligent alerts. Use this skill when setting up production-ready messaging infrastructure.
twilio-numbers-senders
✓★ 4,081by openai
Choose the right Twilio number type and sender BEFORE building. Covers phone numbers (local, toll-free, short code, mobile), alphanumeric sender IDs, WhatsApp senders, RCS agents, international availability, and regulatory bundles. Each number type has its own compliance program — choosing wrong means rebuilding. Use this skill first.
twilio-send-message
✓★ 4,081by openai
Send messages via Twilio's Programmable Messaging API across all channels — SMS, MMS, RCS, and WhatsApp. Covers text messages, media, rich content (cards, carousels, buttons), template-based sends, Messaging Services, status callbacks, and WhatsApp's 24-hour service window. Use when the user wants to send a message — whether they say "send SMS", "text message", "branded message", "rich message", "WhatsApp message", "RCS message", "notification", or "alert". For picking the right channel for a us
shopify-polaris-customer-account-extensions
✓★ 4,081by openai
Build custom functionality that merchants can install at defined points on the Order index, Order status, and Profile pages in customer accounts. Customer Account UI Extensions also supports scaffolding new customer account extensions using Shopify CLI commands.
twilio-sendgrid-email-send
✓★ 4,081by openai
Send transactional and bulk email via the SendGrid v3 Mail Send API. Covers single sends, personalized batch sends with dynamic templates, scheduled sends with cancellation, attachments, and sandbox mode for testing. Use this skill when the caller has a SendGrid API key (SG.-prefix). Do NOT use this skill if the caller is using the Twilio Email API (comms.twilio.com) — that is a separate product with different credentials.
twilio-sendgrid-email-settings
✓★ 4,081by openai
Configure SendGrid dynamic templates (Handlebars), tracking settings (opens, clicks, subscriptions), link branding for custom tracking domains, and content types (HTML, plain text, AMP). Use when customizing SendGrid email content, tracking behavior, or branded links. Requires a SendGrid API key (SG.-prefix) — not applicable to the Twilio Email API (comms.twilio.com).
twilio-sendgrid-engagement-quality
✓★ 4,081by openai
Monitor email program health with SendGrid Engagement Quality (SEQ) scores. Covers the SEQ API endpoints, the 5 scoring metrics (engagement recency, open rate, bounce classification, bounce rate, spam rate), eligibility requirements, and interpreting scores for deliverability improvement. Use when diagnosing SendGrid deliverability issues or monitoring sender reputation. Requires a SendGrid API key (SG.-prefix) — not applicable to the Twilio Email API (comms.twilio.com).
ios-simulator-browser
✓★ 4,081by openai
Mirror an iOS Simulator into the Codex in-app browser and render SwiftUI previews from importable Swift packages in that simulator with hot reload. Use when a user wants to watch or interact with an iOS app in the browser, see a SwiftUI preview outside Xcode Canvas, iterate live on a preview, or capture browser-visible simulator proof.
twilio-sendgrid-suppressions
✓★ 4,081by openai
Manage SendGrid email suppressions: bounces, blocks, spam reports, invalid emails, global unsubscribes, and ASM suppression groups. Covers when and how to remove suppressions, reputation impact, and category-based unsubscribe management. Use when debugging SendGrid delivery issues or building unsubscribe flows. Requires a SendGrid API key (SG.-prefix) — not applicable to the Twilio Email API (comms.twilio.com).
twilio-sendgrid-webhooks
✓★ 4,081by openai
Track email delivery and engagement via SendGrid Event Webhooks. Covers all 11 event types (delivery + engagement), webhook handler implementation, ECDSA signature verification, batched event processing, and common debugging patterns. Use when building SendGrid delivery tracking, engagement analytics, or bounce handling. Requires a SendGrid API key (SG.-prefix) — not applicable to the Twilio Email API (comms.twilio.com).
twilio-verify-send-otp
✓★ 4,081by openai
Send and verify one-time passcodes (OTPs) via Twilio Verify over SMS, RCS, voice, email, or WhatsApp. Covers creating a Verify Service, sending tokens, checking submitted codes, automatic WhatsApp-to-SMS fallback, and service configuration. TOTP is supported via the Factors API (a separate family from channel-based OTP). Use this skill to add phone or email verification or two-factor authentication to any application.
zoom-meeting-sdk-ios
✓★ 4,081by openai
Zoom Meeting SDK for iOS native apps. Use when embedding Zoom meetings in iOS with default/custom UI, PKCE + SDK auth, host start with ZAK, and mobile lifecycle handling.
hyperframes-cli
✓★ 4,081by openai
HyperFrames CLI tool — hyperframes init, lint, inspect, preview, render, transcribe, tts, doctor, browser, info, upgrade, compositions, docs, benchmark. Use when scaffolding a project, linting, validating, inspecting visual layout in compositions, previewing in the studio, rendering to video, transcribing audio, generating TTS, or troubleshooting the HyperFrames environment.
twilio-webhook-architecture
✓★ 4,081by openai
Design, secure, and operate Twilio webhook endpoints. Covers inbound event handling, status callbacks, signature validation, connection overrides for retry and timeout tuning, local development tunneling, and production hardening. Use this skill whenever an agent needs to receive HTTP callbacks from Twilio for any product -- messaging, voice, verify, or event streams.
hyperframes
✓★ 4,081by openai
Create video compositions, animations, title cards, overlays, captions, voiceovers, audio-reactive visuals, and scene transitions in HyperFrames HTML. Use when asked to build any HTML-based video content, add captions or subtitles synced to audio, generate text-to-speech narration, create audio-reactive animation (beat sync, glow, pulse driven by music), add animated text highlighting (marker sweeps, hand-drawn circles, burst lines, scribble, sketchout), or add transitions between scenes (crossf