Recipes and configs for serving LLMs locally on RTX 3090 GPUs using vLLM, llama.cpp, and SGLang with OpenAI-compatible API

Comprehensive Rust training curriculum from Microsoft covering beginner to expert levels across 7 books with exercises, diagrams, and playgrounds.

Expert skill for Xata open-source cloud-native Postgres platform with copy-on-write branching, scale-to-zero, and Kubernetes deployment

Headless browser automation CLI for AI agents using native Rust binary with Chrome DevTools Protocol

Convert files, URLs, and media to markdown using the markit-ai CLI and SDK with pluggable converters and LLM support.

Orchestrate a ComfyUI node pack from idea to registry: scaffold, create + seed the repo, open the gitops adoption PR. Use when releasing or spinning up a new comfyui node pack.

Skaffold for Kubernetes: port forwarding, dotenvx hooks, API version. Use when fixing 0.0.0.0 binding, adding secret generation hooks, or creating skaffold.yaml.

Build and deploy autonomous AI agents in-process using Open Agent SDK, an open-source alternative to @anthropic-ai/claude-agent-sdk that works anywhere without CLI dependencies.

OpenFeature vendor-agnostic feature flag SDK: installation, evaluation, providers. Use when implementing feature flags, A/B testing, or progressive rollouts.

Expert skill for PgQue – a zero-bloat, snapshot-based Postgres queue using pure PL/pgSQL with no C extensions required.

Deploy and configure CC Gateway, a reverse proxy that normalizes Claude Code device fingerprints and telemetry for privacy-preserving API proxying

Use Claude Code's autonomous agent loop with DeepSeek V4 Pro, OpenRouter, or any Anthropic-compatible backend at up to 17x lower cost.

Use DNSHE to register, manage, and automate free subdomains (us.ci, cc.cd, de5.net, ccwu.cc) with Anycast DNS via dashboard or REST API.

Detect GitHub repo owner/name from git remotes. Use when needing the owner/repo identifier for GitHub CLI or API calls, especially across multiple repos.

Plugin audit against detected stack (Python, Node, Rust, Go, Terraform, Docker, K8s). Use when cleaning up unused plugins or discovering stack-relevant ones for a project.

Run and interact with KarpathyTalk, an open markdown-based developer social network with GitHub auth, SQLite, and an LLM-friendly JSON/markdown API.

ML-powered Karaoke app in Rust using Bevy, WhisperX, and Demucs for stem separation, lyrics transcription, and pitch scoring.

Desktop GUI and CLI app for running and monitoring Quip Network nodes, built with Tauri v2 and Rust

Local drop-in API emulation for Vercel, GitHub, and Google services in CI and no-network sandboxes

VS Code extension for real-time visualization of Claude Code agent orchestration as interactive node graphs

Expertise in Aglais XQVM, a hardware-agnostic Rust quantum virtual machine for QUBO/Ising binary optimization models targeting quantum annealers.

Bevy game engine: ECS, rendering, input, and asset management. Use when building Bevy games, working with entities/components/systems, or mentioning Rust gamedev or 2D/3D games.

cargo-llvm-cov: Rust code coverage with LLVM instrumentation. Use when measuring coverage, enforcing thresholds, generating reports, or integrating codecov/coveralls.

cargo-machete: detect unused Rust dependencies. Use when auditing Cargo.toml, optimizing build times, or cleaning up dependency bloat.

Tunnel SOCKS5 traffic through Google Drive API requests to bypass restrictive networks and DPI inspection.

OpenAI-compatible proxy server for Freebuff that translates standard OpenAI API requests into Freebuff's backend format with multi-token rotation and Docker deployment.

Build minimal terminal emulators using the libghostty-vt C API with Raylib for windowing and rendering

Use pgmicro — an in-process PostgreSQL reimplementation backed by SQLite-compatible storage, embeddable as a library or CLI

Expert guidance for using aube, a fast Rust-based Node.js package manager compatible with pnpm, npm, yarn, and bun lockfiles.

Turn any CLI tool into a fully typed JavaScript/TypeScript API using cli-to-js

Control macOS applications with Pi agents using semantic Accessibility API targets and optional screenshots

TypeScript bot that monitors a Polymarket wallet and mirrors BUY trades to your own account via the Polymarket CLOB API on Polygon.

Persistent memory layer for AI agents using Postgres/pgvector with MCP server support

Auto batch-register Tavily API keys via browser automation and pool them behind a unified proxy gateway with web console

cargo-nextest: fast Rust test runner with parallel execution and advanced filtering. Use when running tests, setting up CI, or diagnosing flaky/slow tests.

Better Harness Tools for Claude Code — a Python (and in-progress Rust) rewrite of the Claude Code agent harness, with CLI tooling for manifest inspection, parity auditing, and tool/command inventory.

Configure and run an automated grid trading bot on Hyperliquid DEX with TypeScript/Node.js, supporting perpetuals and spot markets with risk management.

Configurable grid trading bot for Hyperliquid DEX with TypeScript/Node.js primary implementation, supporting perpetuals and spot markets with risk management features.

GitHub API PR creation without local git. Use when submitting file changes as a PR without local commits — quick fixes, typos, config updates, or bypassing local git state.

Minimal terminal spinner library for Rust with preset collection and no-std support

```markdown

Scaffold a new project with base structure (git, README, LICENSE, CI, pre-commit). Use when starting a new project, initializing a repo, or bootstrapping Python/Node/Rust/Go.

Generate or update docs from code annotations, docstrings, and git history. Use when wanting API reference, README from code, or CHANGELOG from conventional commits.

```markdown

Bun build: bundle or compile JS/TS to production bundle or standalone binary. Use when the user wants to bundle, compile, or build for browser/bun/node target.

This skill should be used when the user asks to "create a hook", "add a PreToolUse/PostToolUse/Stop hook", "validate tool use", "implement prompt-based hooks", "use ${CLAUDE_PLUGIN_ROOT}", "set up event-driven automation", "block dangerous commands", or mentions hook events (PreToolUse, PostToolUse, Stop, SubagentStop, SessionStart, SessionEnd, UserPromptSubmit, PreCompact, Notification). Provides comprehensive guidance for creating and implementing Claude Code plugin hooks with focus on advanced prompt-based hooks API.

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).

Master SQL query optimization, indexing strategies, and EXPLAIN analysis to dramatically improve database performance and eliminate slow queries. Use when debugging slow queries, designing database schemas, or optimizing application performance.

Dynamics 365 Automation: manage CRM contacts, accounts, leads, opportunities, sales orders, invoices, and cases via the Dynamics CRM Web API

Automate Google BigQuery tasks via Rube MCP (Composio): run SQL queries, explore datasets and metadata, execute MBQL queries via Metabase integration. Always search tools first for current schemas.

Automate Neon serverless Postgres operations -- manage projects, branches, databases, roles, and connection URIs via the Composio MCP integration.

Automate OpenAI API operations -- generate responses with multimodal and structured output support, create embeddings, generate images, and list models via the Composio MCP integration.

Automate Snowflake data warehouse operations -- list databases, schemas, and tables, execute SQL statements, and manage data workflows via the Composio MCP integration.

Coinbase Automation: list and manage cryptocurrency wallets, accounts, and portfolio data via Coinbase CDP SDK

Automate Contentful Graphql tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate Sslmate Cert Spotter API tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate Wolfram Alpha API tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate AI ML API tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate API Bible tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate API Labz tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate API Ninjas tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate API Sports tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate Asin Data API tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate Cloudflare API tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate Countdown API tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate Currents API tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate Dictionary API tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate Fidel API tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate Gender API tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate News API tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate OneSignal tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate Openweather API tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate PDF API IO tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate SimilarWeb tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate The Odds API tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate TripAdvisor tasks via Rube MCP (Composio). Always search tools first for current schemas.

Automate Zyte API tasks via Rube MCP (Composio). Always search tools first for current schemas.

Oracle PL/SQL procedural language. Covers stored procedures, functions, packages, triggers, cursors, collections, and exception handling. Use for Oracle database server-side programming. USE WHEN: user mentions "plsql", "Oracle procedures", "Oracle packages", "Oracle triggers", "BULK COLLECT", "FORALL", "DBMS_OUTPUT", "Oracle functions" DO NOT USE FOR: basic Oracle SQL - use `oracle` instead, PostgreSQL - use `plpgsql` instead, T-SQL - use `tsql` instead

Python language (3.10-3.14). Covers typing, async, and modern patterns. Use when writing Python applications. USE WHEN: user mentions "python", "type hints", "dataclasses", "async/await", asks about "asyncio", "context managers", "match statement", "walrus operator", "PEP 695", "type parameter", "generic" DO NOT USE FOR: FastAPI framework - use `backend-fastapi` skill instead DO NOT USE FOR: Django framework - use Django-specific skill DO NOT USE FOR: Package management - use `python-packaging` skill DO NOT USE FOR: Linting/type checking config - use `python-quality` skill

Core SQL knowledge based on ANSI SQL standard. Covers DML (SELECT, INSERT, UPDATE, DELETE), DDL (CREATE, ALTER, DROP), joins, transactions, and fundamental database concepts. Foundation for all SQL database work. USE WHEN: user mentions "SQL basics", "SELECT", "JOIN", "INSERT", "UPDATE", "DELETE", "DDL", "DML", "transactions", "foreign keys", "indexes", asks about basic SQL queries DO NOT USE FOR: advanced queries (CTEs, window functions) - use `sql-advanced` instead, PostgreSQL specifics - use `postgresql` instead, NoSQL - use `mongodb` or `redis` instead

OpenAPI client code generation. Covers openapi-typescript, openapi-generator-cli, swagger-typescript-api, and trpc-openapi. Use for generating type-safe API clients. USE WHEN: user mentions "OpenAPI codegen", "generate API client", "openapi-typescript", "swagger-typescript-api", "openapi-generator", asks about "generate types from OpenAPI", "type-safe API client", "OpenAPI client generation" DO NOT USE FOR: Writing OpenAPI specs - use `openapi` instead; GraphQL codegen - use `graphql-codegen` instead; tRPC - use `trpc` instead; Manual API client code

Spring WebSocket for real-time communication in Spring Boot 3.x. Covers STOMP over WebSocket, SockJS fallback, message brokers (simple and RabbitMQ/Redis), security, session handling, and testing. Use for chat, live notifications, and real-time updates. USE WHEN: user mentions "spring websocket", "STOMP", "SockJS", "real-time Spring", "@MessageMapping", "@SendTo", "WebSocket security", "message broker Spring", "chat application Spring", "live notifications" DO NOT USE FOR: REST APIs - use `spring-rest` skill, server-sent events only - use simpler SSE endpoints, NestJS WebSocket - use `nestjs-websocket` skill

Advanced SQL patterns including CTEs, window functions, recursive queries, query optimization, and EXPLAIN analysis. Use for complex query writing and performance tuning. USE WHEN: user mentions "CTE", "window functions", "recursive queries", "EXPLAIN", "query optimization", "ROW_NUMBER", "RANK", "PARTITION BY", "running totals" DO NOT USE FOR: basic SQL - use `sql-fundamentals` instead, database-specific features - use `postgresql`, `mysql`, or `sqlserver` instead

Microsoft SQL Server T-SQL procedural language. Covers stored procedures, functions, triggers, error handling, and SQL Server-specific features. Use for SQL Server database server-side programming. USE WHEN: user mentions "tsql", "T-SQL", "SQL Server procedures", "SQL Server functions", "TRY...CATCH", "THROW", "sp_executesql", "SSMS" DO NOT USE FOR: basic SQL Server SQL - use `sqlserver` instead, PostgreSQL - use `plpgsql` instead, Oracle - use `plsql` instead

PostgreSQL procedural language (PL/pgSQL). Covers stored procedures, functions, triggers, exception handling, and control structures. Use for PostgreSQL server-side programming. USE WHEN: user mentions "plpgsql", "PostgreSQL functions", "PostgreSQL procedures", "PostgreSQL triggers", "RETURNS TABLE", "RETURNS SETOF", "RAISE NOTICE" DO NOT USE FOR: basic PostgreSQL SQL - use `postgresql` instead, PL/SQL (Oracle) - use `plsql` instead, T-SQL - use `tsql` instead

Spring Data R2DBC for reactive database access in Spring Boot 3.x. Covers R2dbcRepository, DatabaseClient, reactive transactions, and WebFlux integration. USE WHEN: user mentions "r2dbc", "reactive database", "R2dbcRepository", "DatabaseClient", "reactive SQL", "WebFlux database", "non-blocking database" DO NOT USE FOR: blocking JDBC - use `spring-data-jdbc` or `spring-data-jpa` instead, MongoDB reactive - use `spring-data-mongodb` with reactive repository

Spring REST Controller patterns. Covers ResponseEntity, exception handling, validation, HATEOAS, content negotiation, and async controllers. USE WHEN: user mentions "spring rest", "@RestController", "ResponseEntity", "REST API Spring", "exception handling Spring", "@ControllerAdvice" DO NOT USE FOR: GraphQL - use `spring-graphql` skill, WebFlux reactive - use `spring-webflux` skill, HATEOAS deep dive - use `spring-hateoas` skill

Oracle Database specific features. Covers data types, sequences, synonyms, partitioning, and Oracle-specific SQL syntax. Use for Oracle database work. USE WHEN: user mentions "oracle", "oracle database", "sequences", "synonyms", "DUAL", "SYSDATE", "NVL", "DECODE", "Oracle partitioning", "Oracle specifics" DO NOT USE FOR: PostgreSQL - use `postgresql` instead, SQL Server - use `sqlserver` instead, PL/SQL programming - use `plsql` instead

Microsoft SQL Server specific features. Covers data types, indexes, partitioning, and SQL Server-specific syntax. Use for SQL Server database work. USE WHEN: user mentions "sql server", "mssql", "IDENTITY", "GETDATE()", "temporal tables", "columnstore", "SQL Server specifics", "Azure SQL" DO NOT USE FOR: T-SQL programming - use `tsql` instead, PostgreSQL - use `postgresql` instead, Oracle - use `oracle` instead

Spring Cloud patterns for microservices in Spring Boot 3.x. Covers Service Discovery, Config Server, API Gateway, Circuit Breaker, Load Balancing, and Distributed Tracing. USE WHEN: user mentions "spring cloud", "microservices architecture", "service discovery", "config server", "cloud native Spring" DO NOT USE FOR: specific components - use dedicated skills like `spring-cloud-gateway`, `spring-cloud-eureka`, `spring-cloud-config`

Django batteries-included Python framework. Covers models, views, templates, ORM, and admin. Use when building full-featured Python web applications. USE WHEN: user mentions "django", "django orm", "django admin", "django templates", asks about "python cms", "django rest framework", "drf", "django models", "django migrations", "django channels", "django forms" DO NOT USE FOR: FastAPI projects - use `fastapi` instead, Flask projects - use `flask` instead, async-first Python APIs, microservices without admin panel

SQLAlchemy Python ORM. Covers models, sessions, and queries. Use for Python database applications. USE WHEN: user mentions "sqlalchemy", "declarative_base", "DeclarativeBase", "Session", "Query", "relationship()", "alembic", asks about "python orm", "sqlalchemy models", "sqlalchemy async", "sqlalchemy relationships", "python database" DO NOT USE FOR: Node.js/TypeScript ORMs - use `prisma`, `drizzle`, or `typeorm` skills; Django ORM - use Django-specific resources; raw SQL - use `database-query` MCP; NoSQL - use `mongodb` skill; other Python ORMs (Peewee, Pony) - not supported

FastAPI modern Python web framework. Covers routing, Pydantic models, dependency injection, and async support. Use when building Python APIs. USE WHEN: user mentions "fastapi", "pydantic", "async python api", "python rest api", asks about "dependency injection python", "python openapi", "python swagger", "async endpoints", "python api validation", "fastapi middleware" DO NOT USE FOR: Django apps - use `django` instead, Flask apps - use `flask` instead, synchronous Python APIs without type hints, GraphQL-only APIs

OAuth 2.0 authorization framework. Covers flows, tokens, and provider integration. Use for third-party authentication. USE WHEN: user mentions "OAuth", "Google login", "GitHub auth", "social login", "authorization code flow", "PKCE", asks about "third-party auth", "provider integration" DO NOT USE FOR: JWT tokens (use jwt skill), NextAuth.js (use nextauth skill), API keys, simple password auth

Spring Cache abstraction for Spring Boot 3.x. Covers @Cacheable, @CacheEvict, @CachePut, cache managers (Caffeine, Redis, EhCache), TTL configuration, cache keys, conditional caching, and cache synchronization. USE WHEN: user mentions "spring cache", "@Cacheable", "@CacheEvict", "cache manager", "Caffeine cache", "@EnableCaching", "cache abstraction" DO NOT USE FOR: Redis operations - use `spring-data-redis` instead, distributed caching architecture - combine with `redis` skill

TypeORM for TypeScript/JavaScript. Covers entities, repositories, and relations. Use with SQL databases. USE WHEN: user mentions "typeorm", "@Entity", "Repository", "DataSource", "QueryBuilder", "typeorm migration", asks about "decorators for database", "active record pattern", "entity relationships", "typeorm relations" DO NOT USE FOR: Prisma projects - use `prisma` skill; Drizzle - use `drizzle` skill; SQLAlchemy (Python) - use `sqlalchemy` skill; raw SQL - use `database-query` MCP; NoSQL - use `mongodb` skill; Sequelize - not supported