数据处理
数据转换、清洗与 ETL
ai-native-cli
sickn33
"Design spec with 98 rules for building CLI tools that AI agents can safely use. Covers structured JSON output, error handling, input contracts, safety guardrails, exit codes, and agent self-description."
angular-best-practices
sickn33
Angular performance optimization and best practices guide. Use when writing, reviewing, or refactoring Angular code for optimal performance, bundle size, and rendering efficiency.
alpha-vantage
sickn33
Access real-time and historical stock market data, forex rates, cryptocurrency prices, commodities, economic indicators, and 50+ technical indicators via the Alpha Vantage API. Use when fetching stock prices (OHLCV), company fundamentals (income statement, balance sheet, cash...
agentphone
sickn33
Build AI phone agents with AgentPhone API. Use when the user wants to make phone calls, send/receive SMS, manage phone numbers, create voice agents, set up webhooks, or check usage — anything related to telephony, phone numbers, or voice AI.
api-security-best-practices
sickn33
"Implement secure API design patterns including authentication, authorization, input validation, rate limiting, and protection against common API vulnerabilities"
amplitude-automation
sickn33
"Automate Amplitude tasks via Rube MCP (Composio): events, user activity, cohorts, user identification. Always search tools first for current schemas."
arm-cortex-expert
sickn33
Senior embedded software engineer specializing in firmware and driver development for ARM Cortex-M microcontrollers (Teensy, STM32, nRF52, SAMD). Decades of experience writing reliable, optimized, and maintainable embedded code with deep expertise in memory barriers, DMA/cache coherency, interrupt-driven I/O, and peripheral drivers.
agent-orchestrator
sickn33
Meta-skill que orquestra todos os agentes do ecossistema. Scan automatico de skills, match por capacidades, coordenacao de workflows multi-skill e registry management.
analytics-tracking
sickn33
Design, audit, and improve analytics tracking systems that produce reliable, decision-ready data. Use when the user wants to set up, fix, or evaluate analytics tracking (GA4, GTM, product analytics, events, conversions, UTMs). This skill focuses on measurement strategy, signal quality, and validation— not just firing events.
API Fuzzing for Bug Bounty
sickn33
This skill should be used when the user asks to "test API security", "fuzz APIs", "find IDOR vulnerabilities", "test REST API", "test GraphQL", "API penetration testing", "bug bounty API testing", or needs guidance on API security assessment techniques.
adhx
sickn33
"Fetch any X/Twitter post as clean LLM-friendly JSON. Converts x.com, twitter.com, or adhx.com links into structured data with full article content, author info, and engagement metrics. No scraping or browser required."
advanced-evaluation
sickn33
This skill should be used when the user asks to "implement LLM-as-judge", "compare model outputs", "create evaluation rubrics", "mitigate evaluation bias", or mentions direct scoring, pairwise comparison, position bias, evaluation pipelines, or automated quality assessment.
ai-analyzer
sickn33
AI驱动的综合健康分析系统，整合多维度健康数据、识别异常模式、预测健康风险、提供个性化建议。支持智能问答和AI健康报告生成。
api-documentation-generator
sickn33
"Generate comprehensive, developer-friendly API documentation from code, including endpoints, parameters, examples, and best practices"
airflow-dag-patterns
sickn33
Build production Apache Airflow DAGs with best practices for operators, sensors, testing, and deployment. Use when creating data pipelines, orchestrating workflows, or scheduling batch jobs.
angular-ui-patterns
sickn33
Modern Angular UI patterns for loading states, error handling, and data display. Use when building UI components, handling async data, or managing component states.
agent-desktop-ffi
lahfir
C-ABI bindings over agent-desktop's PlatformAdapter. Consumers (Python ctypes, Swift, Node ffi-napi, Go cgo, C++, Ruby fiddle) link libagent_desktop_ffi.{dylib,so,dll} and call ad_* functions directly instead of spawning the CLI binary per call. The canonical observe-act workflow is: ad_init → ad_adapter_create[_with_session] → ad_snapshot → parse @e refs → ad_execute_by_ref → ad_free_string → ad_adapter_destroy.
douyin-batch-download
cat-xierluo
抖音视频批量下载工具 - 基于 F2 框架实现高效、增量的视频下载功能。支持单个/批量博主下载，自动 Cookie 管理，差量更新机制。本技能应在用户需要批量下载特定博主视频、服务器部署自动化下载、或定期更新视频库时使用。
universal-media-downloader
cat-xierluo
输入各类视频网站/播客平台链接后，自动下载对应媒体文件并交付给用户。优先使用 yt-dlp 覆盖抖音(Douyin)、B站(Bilibili)、YouTube 等常见视频网站，也可用于可直接暴露音频地址的播客平台（如小宇宙单集链接）。当遇到 403/登录/年龄或地区限制时，支持使用 cookies.txt 重试；对于可能存在 DRM/加密或条款限制的平台（例如部分 Spotify 内容），应提示用户仅下载其有权保存的内容，并在不可下载时建议改用官方离线/导出渠道或提供原始 RSS/直链。注意：抖音图文笔记暂不支持自动下载，需手动处理。
github-auto-star
cat-xierluo
"从内容（文章、截图、文字）中自动提取 GitHub 仓库并 star。使用场景：(1) 用户要求分析内容并 star 相关 GitHub 项目，(2) 处理提到工具或库的文章/博客，(3) 分析包含技术引用的截图，(4) 设置定时任务自动发现并 star 仓库。"
User Stories
product-on-purpose
A curated collection of 24 best-practice, plug-and-play product management “agent skills” plus templates and workflow bundles for consistent, professional PM outputs.
rust
ccusage
Guides ccusage Rust implementation work. Use when editing rust/crates or rust/adapters, adapter module layout, crate visibility and hawk findings, embedded pricing, or Rust behavior parity.
nushell
ccusage
Guides ccusage Nushell scripts. Use when adding, editing, formatting, or validating .nu files under .github/scripts, apps/ccusage/scripts, or scripts, including their Nix shebangs and GitHub Actions callers.
did-analysis
brycewang-stanford
Econometrics skill for Difference-in-Differences (DID) analysis. Activates when the user asks about: "difference in differences", "DID", "DiD", "diff-in-diff", "parallel trends", "treatment group", "control group", "pre-treatment", "post-treatment", "policy evaluation", "natural experiment", "staggered DID", "event study regression", "two-way fixed effects DID", "callaway santanna", "sun and abraham", "双重差分", "倍差法", "平行趋势", "处理组", "对照组", "政策评估", "事件研究", "交错DID", "渐进处理"