Redfox Agent Plugins

Production-ready Agent Skills for global creators — video downloaders, AI generation, OCR and cross-platform trending search, powered by Redfox Data.

One repository, four platforms: Claude Code, OpenAI Codex, Cursor, and Gemini CLI.

⚡ Install in Claude Code

1. Add the marketplace (one time):

/plugin marketplace add redfox-data/redfox-agent-plugins

2. Install any plugin (swap in the plugin ID you want):

/plugin install youtube-video-downloader@redfox-agent-plugins

No approval or publisher account needed — any public GitHub marketplace installs directly. On OpenAI Codex, Cursor, or Gemini CLI? See Quick Start.

Plugins

Plugin	ID	Description
YouTube Video Downloader	youtube-video-downloader	Watermark-free YouTube video downloader with multi-resolution direct links (videos, Shorts, youtu.be)
Instagram Video Downloader	instagram-video-downloader	Watermark-free Instagram Reel and video downloader
X (Twitter) Video Downloader	twitter-video-downloader	Watermark-free X (Twitter) video downloader
TikTok Video Downloader	tiktok-video-downloader	Watermark-free TikTok video downloader
YouTube Transcript Extractor	youtube-digest	Extract transcripts/captions from any YouTube video, auto-translate to your language, export to Excel/Markdown
AI Image Generator	image-gen	Text-to-image and image-to-image generation powered by gpt-image-2
AI Video Generator (Seedance)	seedance-video-gen	Text-to-video generation powered by Seedance 2.0 with resolution/ratio/duration control
PDF & Image Text Extractor	pdf-image-text-extractor	OCR text extraction from PDFs and images with format preserved, table structuring, batch directory processing
Overseas Trending Search	overseas-trending-search	Search any keyword across X (Twitter), TikTok and YouTube at once, get unified Top-N trending posts with HTML report
Account Video Downloader	account-video-downloader	Batch-extract videos from account homepages across YouTube, Douyin, Kuaishou and Bilibili

Quick Start

1. Get an API Key

All plugins call the Redfox API. Get your free REDFOX_API_KEY at:

https://redfox.hk/settings/api-keys?source=github

See docs/API_KEY.md for details.

2. Install on Your Platform

Claude Code

# Add this repo as a marketplace
/plugin marketplace add redfox-data/redfox-agent-plugins

# Install a plugin
/plugin install youtube-video-downloader@redfox-agent-plugins

OpenAI Codex

codex plugin marketplace add redfox-data/redfox-agent-plugins
codex plugin install youtube-video-downloader

Or clone manually:

git clone https://github.com/redfox-data/redfox-agent-plugins.git
cp -R redfox-agent-plugins/plugins/youtube-video-downloader ~/.codex/plugins/

Cursor

Install via the Cursor Plugin Marketplace (search "Redfox"), or manually:

git clone https://github.com/redfox-data/redfox-agent-plugins.git
cp -R redfox-agent-plugins/plugins/youtube-video-downloader ~/.cursor/plugins/

Gemini CLI

git clone https://github.com/redfox-data/redfox-agent-plugins.git
cd redfox-agent-plugins/plugins/youtube-video-downloader
gemini extensions install .

Full instructions: docs/INSTALL.md.

3. Configure Your API Key

Export it in your shell profile:

export REDFOX_API_KEY="your-key-here"

Each platform also supports declaring the key in its plugin settings (Cursor variables, Gemini settings). See docs/API_KEY.md.

Repository Layout

redfox-agent-plugins/
├── .claude-plugin/marketplace.json    # Claude Code marketplace manifest
├── .agents/plugins/marketplace.json   # OpenAI Codex marketplace manifest
├── .cursor-plugin/marketplace.json    # Cursor marketplace manifest
├── plugins/
│   └── <plugin-name>/
│       ├── plugin.json                # Agent Plugins v1.0.0 (universal)
│       ├── .claude-plugin/plugin.json # Claude Code manifest
│       ├── .codex-plugin/plugin.json  # Codex manifest
│       ├── .cursor-plugin/plugin.json # Cursor manifest
│       ├── gemini-extension.json      # Gemini CLI manifest
│       ├── assets/logo.svg
│       └── skills/<plugin-name>/
│           ├── SKILL.md               # Agent Skills spec (English)
│           ├── README.md / README.zh.md
│           └── scripts/
├── docs/                              # Install & API key guides
├── scripts/validate.py                # Repo validation (used by CI)
└── .github/workflows/validate.yml     # CI

Standards

• Agent Skills Specification — SKILL.md with YAML frontmatter, progressive disclosure
• Agent Plugins v1.0.0 — universal plugin.json + per-platform manifests

Contributing

1. Fork this repo and create plugins/<your-plugin>/ following the layout above
2. Run python3 scripts/validate.py locally — it must pass
3. Open a PR; CI will validate manifests and frontmatter automatically

License

MIT © Redfox Data

Support

• Website: https://redfox.hk
• Skills directory: https://redfox.hk/skills
• Email: support@redfox.hk