Data & Analytics

by CloudAI-X

Guides performance optimization, profiling techniques, and bottleneck identification. Use when improving application speed, reducing resource usage, or diagnosing performance issues.

by sundial-org

Calculate training costs for Tinker fine-tuning jobs. Use when estimating costs for Tinker LLM training, counting tokens in datasets, or comparing Tinker model training prices. Tokenizes datasets using the correct model tokenizer and provides accurate cost estimates.

by lingfengQAQ

Queries project settings for characters, powers, factions, items, and foreshadowing. Supports urgency analysis and golden finger status. Activates when user asks about story elements or /webnovel-query.

by ZhangHanDong

Use when building CLI tools. Keywords: CLI, command line, terminal, clap, structopt, argument parsing, subcommand, interactive, TUI, ratatui, crossterm, indicatif, progress bar, colored output, shell completion, config file, environment variable, 命令行, 终端应用, 参数解析

by ZhangHanDong

Use when developing embedded/no_std Rust. Keywords: embedded, no_std, microcontroller, MCU, ARM, RISC-V, bare metal, firmware, HAL, PAC, RTIC, embassy, interrupt, DMA, peripheral, GPIO, SPI, I2C, UART, embedded-hal, cortex-m, esp32, stm32, nrf, 嵌入式, 单片机, 固件, 裸机

by ZhangHanDong

CRITICAL: Use for smart pointers and resource management. Triggers: Box, Rc, Arc, Weak, RefCell, Cell, smart pointer, heap allocation, reference counting, RAII, Drop, should I use Box or Rc, when to use Arc vs Rc, 智能指针, 引用计数, 堆分配

by ZhangHanDong

CRITICAL: Use for performance optimization. Triggers: performance, optimization, benchmark, profiling, flamegraph, criterion, slow, fast, allocation, cache, SIMD, make it faster, 性能优化, 基准测试

by ZhangHanDong

Use when reviewing code for anti-patterns. Keywords: anti-pattern, common mistake, pitfall, code smell, bad practice, code review, is this an anti-pattern, better way to do this, common mistake to avoid, why is this bad, idiomatic way, beginner mistake, fighting borrow checker, clone everywhere, unwrap in production, should I refactor, 反模式, 常见错误, 代码异味, 最佳实践, 地道写法

by mitkox

Create domain models following Domain-Driven Design principles

by liangdabiao

Analyze user retention and churn using survival analysis, cohort analysis, and machine learning. Calculate retention rates, build survival curves, predict churn risk, and generate retention optimization strategies. Use when working with user subscription data, membership information, or when user mentions retention, churn, survival analysis, or customer lifetime value.

by barefootford

Transcribes video audio using WhisperX, preserving original timestamps. Creates JSON transcript with word-level timing. Use when you need to generate audio transcripts for videos.

by panaversity

Guides creation of ChatGPT Apps with interactive widgets using the Apps SDK and MCP servers. Use when building ChatGPT custom apps with visual UI components, embedded widgets, or rich interactive experiences. Covers widget architecture, MCP server setup with FastMCP, response metadata, and Developer Mode configuration. NOT when building standard MCP servers without widgets (use building-mcp-servers skill instead).

by panaversity

Use when building async database layers with SQLModel and PostgreSQL. Triggers include async session management, create_async_engine, SQLModel relationships, CRUD operations with async/await, N+1 prevention with selectinload, JSONB columns, self-referential models, or Alembic async migrations. NOT when using sync SQLAlchemy (use sync patterns) or raw SQL (use SQLModel ORM).

by Microck

Database schema patterns for InsForge including social graphs, e-commerce, content publishing, and multi-tenancy with RLS policies. Use when designing data models with relationships, foreign keys, or Row Level Security.

by Microck

This skill should be used when user asks to "query MongoDB", "show database collections", "get collection schema", "list MongoDB databases", "search records in MongoDB", or "check database indexes".

by pepicrft

Expert guidance on Swift Concurrency concepts. Use when working with async/await, Tasks, actors, MainActor, Sendable, isolation domains, or debugging concurrency compiler errors. Helps write safe concurrent Swift code.

by cosZone

Create beautiful infographics based on the given text content. Use this when users request creating infographics.

by linggen

Expert assistant for the Linggen ecosystem. Use when searching the codebase, enhancing prompts with context, managing project memory, or querying the global library. Trigger when the user mentions "search", "indexing", "memory", "policies", or "linggen".

by ScottRBK

Guidance for deep knowledge graph traversal across memories, entities, and relationships. Use when needing comprehensive context before planning, investigating connections between concepts, or answering "what do you know about X" questions.

by maxvaega

Parse and analyze CSV files with data validation

by korallis

Process, parse, create, and manipulate PDF documents using libraries like pdf-lib, PDFKit, or pdf-parse for document generation, data extraction, and PDF manipulation. Use when generating PDFs from HTML, extracting text from PDFs, merging or splitting PDFs, adding watermarks, filling PDF forms, creating invoices and reports, parsing legal documents, or building document management systems.

by korallis

Implement comprehensive monitoring, logging, metrics, tracing, and alerting for production applications to ensure reliability and quick incident response. Use when setting up application monitoring, implementing structured logging, creating metrics and dashboards, setting up alerts, implementing distributed tracing, monitoring performance, tracking errors, or building observability into applications.

by baz-scm

Ability to develop both front-end and back-end systems, integrating user interfaces with server logic and databases.

by Piebald-AI

Guide for working with Splitrail's MCP server. Use when adding tools, resources, or modifying the MCP interface.

by Piebald-AI

Performance optimization guidelines for Splitrail. Use when optimizing parsing, reducing memory usage, or improving throughput.

by Piebald-AI

Guide for updating model pricing in Splitrail. Use when adding new AI model costs or updating existing pricing data.

by aiskillstore

Add new core business logic functions to Catalyst-Relay. Use when creating pure functions, ADT operations, or library-consumable code.

by aiskillstore

Implement semantic vector search with AgentDB for intelligent document retrieval, similarity matching, and context-aware querying. Use when building RAG systems, semantic search engines, or intelligent knowledge bases.

by aiskillstore

PROACTIVELY query the code graph database to understand relationships and impact of changes. Use this skill WHEN READING any file to understand context, when searching for files, when exploring the codebase, or when you need to understand what depends on a component. This is your primary tool for understanding code structure and avoiding breaking changes.

by aiskillstore

AI Runtime分层记忆系统，支持SQL风格的事件查询、时间线管理，以及记忆的智能固化和检索，用于项目历史追踪和经验传承

by aiskillstore

Allra 백엔드 API 설계 및 패키지 구조 규칙. Use when creating REST APIs, DTOs, or organizing backend code structure.

by aiskillstore

Next.js 15+ API endpoint creation patterns with Supabase and workspace validation

by aiskillstore

Creates a new release for a blocklet project by bumping version, building, and bundling. Use when asked to "create a new release", "bump and bundle", or "update blocklet version".

by aiskillstore

Guides creation of ChatGPT Apps with interactive widgets using OpenAI Apps SDK and MCP servers.Use when building ChatGPT custom apps with visual UI components, embedded widgets, or richinteractive experiences. Covers widget architecture, MCP server setup with FastMCP, responsemetadata, and Developer Mode configuration. NOT when building standard MCP servers withoutwidgets (use building-mcp-servers skill instead).

by aiskillstore

C4 architectural modeling for documenting software architecture. Use when creating architecture diagrams, planning new systems, communicating with stakeholders, or conducting architecture reviews.

by aiskillstore

CodeConscious认知主体性AI助手的核心身份定义和操作命令系统，提供/runtime.*系列命令用于探索、学习、思考、规划和执行，支持宪法治理和记忆管理

by aiskillstore

Data privacy and regulatory compliance specialist for GDPR, CCPA, HIPAA, and international data protection laws. Use when implementing privacy controls, conducting data protection impact assessments, ensuring regulatory compliance, or managing data subject rights. Expert in consent management, data minimization, and privacy-by-design principles.

by aiskillstore

Transform data into compelling narratives using visualization, context, and persuasive structure. Use when presenting analytics to stakeholders, creating data reports, or building executive presentations.

by aiskillstore

Use this skill when designing database schemas for relational (SQL) or document (NoSQL) databases. Provides normalization guidelines, indexing strategies, migration patterns, and performance optimization techniques. Ensures scalable, maintainable, and performant data models.

by aiskillstore

Use when the user asks to describe, summarize, analyze, compare, explain, or report on something (text, data, events, systems) without asking for recommendations or next steps.

by aiskillstore

Use when the user asks why something happened, what’s wrong, root cause analysis, debugging, or incident explanation.

by aiskillstore

Verify errors are handled gracefully with meaningful user feedback. Issues result in WARNINGS.

by aiskillstore

Design and implement event stores for event-sourced systems. Use when building event sourcing infrastructure, choosing event store technologies, or implementing event persistence patterns.

by aiskillstore

使用 Exa 搜索与代码上下文命令行进行信息检索与编程资料检索。适用于需要从实时网页获取资料、定位权威来源、或查询具体代码示例/库用法的任务（如技术调研、API 使用方式确认、示例代码查找）。

by aiskillstore

Analyze Excel spreadsheets, create pivot tables, generate charts, and perform data analysis. Use when analyzing Excel files, spreadsheets, tabular data, or .xlsx files.

by aiskillstore

Auto-invoke when reviewing React, Vue, or frontend component code. Enforces component architecture, state management patterns, and UI best practices.

by aiskillstore

太初有道，道生代码。从零搭建 React19+TailwindV4+Vite 前端、FastAPI Python 后端、Go Gin 后端、Taro 4.x 小程序。用户说"新建项目"、"初始化"、"从零开始"、"搭建项目"、"创建项目"、"生成落地页"、"生成官网"、"生成 Landing Page"、"动画提升"、"动效升级"、"新建小程序"、"创建小程序"、"Taro 项目"时触发。

by aiskillstore

Design effective KPI dashboards with metrics selection, visualization best practices, and real-time monitoring patterns. Use when building business dashboards, selecting metrics, or designing data visualization layouts.

by aiskillstore

Design and implement memory architectures for agent systems. Use when building agents that need to persist state across sessions, maintain entity consistency, or reason over structured knowledge.

by aiskillstore

Best practices and patterns for Next.js App Router, Server Actions, and Routing in this project.

by aiskillstore

Next.js 15 App Router patterns and best practices.

by aiskillstore

Comprehensive performance specialist covering analysis, optimization,

by aiskillstore

Verify performance implications were considered and no obvious anti-patterns exist. Issues result in WARNINGS.

by aiskillstore

WebSocket server and client patterns with heartbeat and reconnection. Use when implementing real-time features, debugging connection issues, or reviewing WebSocket code. Triggers on: WebSocket, wss, heartbeat, reconnect, real-time.

by aiskillstore

Build read models and projections from event streams. Use when implementing CQRS read sides, building materialized views, or optimizing query performance in event-sourced systems.

by aiskillstore

Pydantic v2 patterns for validation and serialization. Use when creating schemas, validating data, or working with request/response models.

by aiskillstore

Interactive database query builder for generating optimized SQL and NoSQL queries.

by aiskillstore

Async/await correctness in React with Zustand. Use when debugging race conditions, missing awaits, floating promises, or async timing issues. Works for both React web and React Native.

by aiskillstore

Upstash Redis patterns for caching and rate limiting.

by aiskillstore

Async/await correctness in React Native with Zustand. Use when debugging race conditions, missing awaits, floating promises, or async timing issues in Expo/React Native apps.

by aiskillstore

Display Claude Router usage statistics and cost savings

by aiskillstore

Implement saga patterns for distributed transactions and cross-aggregate workflows. Use when coordinating multi-step business processes, handling compensating transactions, or managing long-running workflows.

by aiskillstore

Smart Money Concepts (SMC) and ICT-style chart analysis skill. Analyzes any market with one command - fetches real data, runs multi-timeframe analysis, identifies trade setups with entry/stop/targets. Use when user asks to "analyze [SYMBOL]", wants SMC/ICT analysis, asks about liquidity sweeps, order blocks, fair value gaps, or market structure, or wants trade setup recommendations.

by aiskillstore

Expert guidance on Swift Concurrency best practices, patterns, and implementation. Use when developers mention: (1) Swift Concurrency, async/await, actors, or tasks, (2) "use Swift Concurrency" or "modern concurrency patterns", (3) migrating to Swift 6, (4) data races or thread safety issues, (5) refactoring closures to async/await, (6) @MainActor, Sendable, or actor isolation, (7) concurrent code architecture or performance optimization.

by aiskillstore

Analyze network traffic patterns, identify top applications and bandwidth usage, and optimize traffic management. Perform DPI-based traffic classification.

by aiskillstore

Creates UI components using shadcn/ui and design system patterns

by aiskillstore

Guides VibeCoder (non-technical users) through natural language development (legacy). Use when user mentions どうすればいい, 次は何, 使い方, 困った, help, what should I do. Do NOT load for: 技術者向け作業, 直接的な実装指示, レビュー.

by psincraian

myfy TasksModule for background job processing with SQL-based queue. Use when working with TasksModule, @task decorator, background jobs, task workers, TaskContext, task retries, or async task dispatch.

by ojowwalker77

This skill should be used when the user asks to "export matrix data", "backup matrix", "export solutions", "export failures", "export warnings", or needs to export Matrix memory to a portable format.

by HoangNguyen0403

Data access patterns, Scaling, Migrations, and ORM selection.

by HoangNguyen0403

The 4 layers of caching (Memoization, Data Cache, Full Route, Router Cache).

by HoangNguyen0403

Fetch API, Caching, and Revalidation strategies.