Database

phoenix-thinking

by georgeguimaraes

This skill should be used when the user asks to "add a LiveView page", "create a form", "handle real-time updates", "broadcast changes to users", "add a new route", "create an API endpoint", "fix this LiveView bug", "why is mount called twice?", or mentions handle_event, handle_info, handle_params, mount, channels, controllers, components, assigns, sockets, or PubSub. Essential for avoiding duplicate queries in mount.

using-elixir-skills

by georgeguimaraes

This skill should be used when the user works on any .ex or .exs file, mentions Elixir/Phoenix/Ecto/OTP, the project has a mix.exs, or asks "which skill should I use", "new to Elixir", "help with Elixir". Routes to the correct thinking skill BEFORE exploring code. Triggers on "implement", "add", "fix", "refactor" in Elixir projects.

legacy-bridge

by williamzujkowski

Backward compatibility bridge that translates legacy @load patterns to new Skills format. Enables seamless migration with zero breaking changes during 6-month transition period.

Cloudflare D1

by itechmeat

cloudflare-r2 — Can export D1 to R2 via Workflows

yuque-document-management

by doomclouds

通过YuQue MCP工具管理语雀知识库文档。适用于创建、搜索、更新、移动或删除语雀文档；组织知识库结构；批量文档操作；管理文档模板；实现协作工作流。提供MCP工具集成模式和使用要点。

django-rest-api-development

by Mindrally

Comprehensive guidelines for building scalable Django REST APIs with proper architecture, authentication, and performance optimization.

core-data

by ahmed3elshaer

Core Data for iOS persistence. Data models, fetch requests, background contexts, and SwiftData migration.

rawq — Agent Usage Guide

by auyelbekov

rawq narrows down which files matter. Read those files, not everything.

apollo-graphql

by Mindrally

Guidelines for developing GraphQL APIs and React applications using Apollo Client for state management, data fetching, and caching

pytd

by treasure-data

Expert assistance for using pytd (Python SDK) to query and import data with Treasure Data. Use this skill when users need help with Python-based data analysis, querying Presto/Hive, importing pandas DataFrames, bulk data uploads, or integrating TD with Python analytical workflows.

managing-tech-debt

by liqiongyu

"Manage technical debt by producing a Tech Debt Management Pack (debt register, scoring/prioritization, refactor vs rewrite decision memo, incremental paydown plan, migration/rollback plan, metrics, and stakeholder cadence). Use for tech debt, refactoring, legacy modernization, and migrations."

notebooklm

by ZhanlinCui

Use this skill to query your Google NotebookLM notebooks directly from Claude Code for source-grounded, citation-backed answers from Gemini. Browser automation, library management, persistent auth. Drastically reduced hallucinations through document-only responses.

llm-obsidian-wiki

by ignromanov

"Karpathy's LLM Wiki pattern, built for Claude Code. Long-term memory for Claude via Obsidian: captures URLs, PDFs, GitHub, YouTube and compiles them into a structured Obsidian vault with citations that grows smarter every session. Second brain, zettelkasten, and autonomous research assistant in one. Keywords: llm-wiki, obsidian-plugin, knowledge-base, compounding-knowledge, claude-code, pkm, llm-memory."

pdb-database

by MooseGoose0701

Access RCSB PDB for 3D protein/nucleic acid structures. Search by text/sequence/structure, download coordinates (PDB/mmCIF), retrieve metadata, for structural biology and drug discovery.

testing-rules

by rocky2431

Ultra Builder Pro testing discipline rules

artifact-management

by ils15

"Complete guide to the artifact trail system - plans directory structure, templates, and best practices for documenting feature implementations"

Spring Data JPA Implementation

by a-pavithraa

surrealdb

by tyrchen

Write production-ready SurrealDB queries and operations using SurrealQL. Use when users need to create schemas, write CRUD queries, model graph relationships, build authentication systems, optimize performance, or work with SurrealDB in any capacity.

code-optimizer

by ArabelaTso

Analyzes and optimizes code for better performance, memory usage, and efficiency. Use when code is slow, memory-intensive, or inefficient. Supports Python and Java optimization including execution speed improvements, memory reduction, database query optimization, and I/O efficiency. Provides before/after examples with detailed explanations of why optimizations work, complexity analysis, and measurable performance improvements.

ac-knowledge-graph

by adaptationio

Manage knowledge graph for autonomous coding. Use when storing relationships, querying connected knowledge, building project understanding, or maintaining semantic memory.

dbt-local

by i9wa4

Local dbt additions - Issue-specific target setup and Databricks SQL dialect notes. Supplements the official dbt and running-dbt-commands skills. Use when: - Setting up Issue-specific targets in profiles.yml - Working with Databricks SQL dialect quirks in dbt

ruoyi-code-generator

by alffei

基于若依(RuoYi)框架规范生成 CRUD 代码。当用户需要为数据表生成后端Java代码（实体类、Mapper、Service、Controller）、 前端Vue代码（列表页、API封装）、MyBatis XML映射文件或菜单初始化SQL时使用此技能。 适用于: 创建新模块、添加业务功能、根据表结构生成代码等场景。

accelint-tanstack-query-best-practices

by gohypergiant

Use when configuring QueryClient, implementing mutations, debugging performance, or adding optimistic updates with @tanstack/react-query in Next.js App Router. Covers factory patterns, query keys, cache invalidation, observer debugging, HydrationBoundary, multi-layer caching. Keywords TanStack Query, useSuspenseQuery, useQuery, useMutation, invalidateQueries, staleTime, gcTime, refetch, hydration.

erpnext-errors-database

by OpenAEC-Foundation

"Error handling patterns for ERPNext/Frappe database operations. Use when handling DoesNotExistError, DuplicateEntryError, transaction failures, and query errors. Covers retry patterns and data integrity. V14/V15/V16 compatible. Triggers: database error, DoesNotExistError, DuplicateEntryError, transaction failed, query error."