Skill Claude CodeCodex
Measure, diagnose, or review web page performance when page speed, Core Web Vitals, Lighthouse performance, loading behavior, or a named performance regression is the primary task. Use current browser evidence and first-party documentation. Do not turn a focused metric investigation into a full performance…
Skill Claude CodeCodex
Author or review Cloudflare Workers code for Workers-specific runtime, binding, streaming, concurrency, lifecycle, and configuration mistakes. Use when the user explicitly asks for Workers best-practice review or when implementing a new Worker entrypoint or binding boundary. Do not trigger for generic TypeScript…
Skill Claude CodeCodex
Resolve, construct, review, or run an exact Cloudflare Wrangler command or wrangler.jsonc change. Use when the user names Wrangler, asks for a Cloudflare CLI operation, or needs environment, binding, authentication, secret, migration, deployment, or resource-management syntax. Do not trigger for general Cloudflare…
Skill Claude CodeCodex
Manage YouTube videos programmatically via the YouTube Data API v3 — upload video files, upload custom thumbnails, update video metadata (titles, descriptions, tags), and query video/channel info without touching YouTube Studio's browser UI. Use this skill whenever the user wants to: upload a local video file to…
Skill Codex
Design, build, review, or extend a production YouTube channel operator that combines complete typed YouTube Data, Analytics, Reporting, and Live API access with guided Slack or chatbot workflows, human approval, durable execution, audit history, multi-channel OAuth isolation, caption downloads, transcript summaries…
Skill Claude CodeCodex
This skill should be used when the user asks to "upload videos to YouTube", "publish videos on YouTube", "set YouTube titles and descriptions", "add timestamps to YouTube videos", or needs to edit video metadata, assign playlists, and publish in YouTube Studio.
Skill Codex
Batch YouTube Studio upload workflow for videos sourced from Airtable, Google Drive, Loom, YouTube, or local files. Use when an agent needs to download many submitted videos, stage filenames, build YouTube titles/descriptions from table fields, upload through Chrome/Computer Use, set videos Unlisted, add a playlist…
Skill Codex
Automate YouTube Studio through tab-bound Chrome control when API access is unavailable, insufficient, or slower for Studio-only edits. Use for editing existing videos, adding thumbnails, changing visibility, scheduling, selecting playlists, and verifying saved Studio state. Prefer API or youtube-studio-batch-upload…
Skill Claude CodeCodex
This skill should be used when the user asks to "create YouTube thumbnails", "generate thumbnails", "make video thumbnails", or needs AI-generated thumbnail images via Google Gemini for YouTube videos. Covers prompt engineering, image generation, compression, and upload to YouTube Studio.
Skill Claude CodeCodex
This skill should be used when the user asks to "download Zoom recordings", "grab recordings from Zoom", "get new Zoom videos", or needs to download cloud recordings and analyze their content via frame extraction. Covers file type selection, filename verification, and ffmpeg-based content analysis.
Skill Claude CodeCodex
Apply swyx's design preferences when building or changing app screens, or designing, restyling, or reviewing websites: reuse shared app layouts, preserve information density, use readable typography, avoid decorative card accent strips, and give brand color a clear purpose. Use alongside task-specific design workflows.
Skill Codex
Build or improve city/country form inputs with accessible autocomplete, abbreviation matching, and optional browser-location suggestions. Use for applicant, profile, or registration location fields; street-address validation and exact geofencing require a different approach.
Skill Codex
Research, draft, or revise source-grounded biographies and person-centered speaker, founder, or expert profiles. Use when identity resolution, career chronology, roles, projects, public ideas, or attribution are central to the deliverable. Pair with research-grounded-writing for evidence and swyx-writing for prose.
Skill Codex
Apply swyx's reusable nonfiction writing preferences when drafting or materially revising prose, including technical posts, essays, research memos, reports, documentation, profiles, scripts, announcements, and publishing copy. Use as the shared style and editing layer alongside the skill that owns the subject or…
Skill Claude CodeCodex
Operate unattended runs through completion, from a single detached pilot to a large batch. Instrument execution, inspect traces and output quality, recover failures, and improve demonstrated performance or reliability problems using the existing workflow and temporary monitoring. Use for supervised pilots, overnight…
Skill Codex
Implement or repair universal website search UI, fuzzy typeahead, catalog coverage, or search responsiveness. Excludes standalone directory filtering and release engineering.
Skill Codex
Provision app-specific Claude, OpenAI, OpenRouter, ElevenLabs or fal.ai API keys, install secrets, rotate keys or adjust their budgets using saved authorization. Use for credential setup and lifecycle requests, not ordinary model/API implementation.
Skill Codex
Coordinate focused Luna helpers for bounded work and Astra advisers for difficult design questions while doing the main work yourself.
Skill Claude CodeCodex
Review a diff, design, execution path, or subsystem for unnecessary complexity and propose concrete simplifications. Use during code review or independently when the user is concerned about overengineering, excessive coordination, or code that has become hard to understand or operate.
Skill Claude CodeCodex
Design, run, or repair a resumable source-to-wiki publishing workflow across recordings, interviews, articles, documentation, papers or social-post corpora, producing source readers, person/organization profiles and topic pages. Use for connected corpus ingestion, generation and subset refreshes, not isolated…
Skill Codex
Apply swyx's native mobile UX preferences when designing or critiquing iPhone/iPad flows, adapting tablet layouts, choosing communication-app notification behavior, or opening notifications/deep links/widgets/shortcuts before local content is ready. Also use for iOS/iPadOS generated build configuration…
Skill Claude CodeCodex
Review task progress, goal alignment, agent-time ETA, and worthwhile parallel work. Use when the user invokes /review-thread or requests a progress or scope assessment.
Skill Claude CodeCodex
Summarize progress, estimate completion from remaining work and observed timings, explain forecast changes, and identify measured inefficiencies. Use for status and ETA requests or progress reports on multi-stage work such as batches, builds, research, migrations and releases. Does not launch, schedule or modify the…
Skill Codex
Plan, produce, resume, or audit editorial annotations for recorded conversations, including source screenshots, demos, and pull quotes. Routes the surrounding production cycle from cut selection to release; owns overlay decisions and review. Use for an annotated episode or its cue/asset review, not standalone…
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: