Database
Database management and queries
system-design
by miles990
Scalability, availability, and distributed systems design
rust-webapp
by arsenyinfo
Build full-stack web applications using Rust (Axum + SQLx) with HTMX + Alpine.js frontend and Neon (serverless PostgreSQL). Use when asked to create web apps, CRUD apps, dashboards, forms, or any stateful web application. Triggers on requests like "build a todo app", "create a voting app", "make a dashboard", "build a blog", etc.
agent-prompts
by jsegov
This skill should be used when the user asks to "generate tasks", "create implementation plan", "break down feature", "write agent prompts", "decompose into tasks", "create work items", or when creating agent-ready task descriptions from PRD and SDD documents.
research
by jsegov
This skill should be used when the user asks to "research documentation", "find framework docs", "search for best practices", "look up API documentation", "find implementation patterns", "research how to implement", or when gathering external technical knowledge to inform planning or design decisions.
portman
by jpoutrin
Port management for local development with git worktrees. Use when setting up local development environments, booking ports for services to avoid collisions between parallel worktrees, or configuring docker-compose with dynamic ports.
dbt
by jpoutrin
dbt (data build tool) patterns for data transformation and analytics engineering. Use when building data models, implementing data quality tests, or managing data transformation pipelines.
mcp-architecture
by jpoutrin
MCP architecture patterns, security, and memory management. Auto-loads when building MCP servers, implementing tools/resources, discussing MCP security, or working with FastMCP.
sqlmesh
by jpoutrin
SQLMesh patterns for data transformation with column-level lineage and virtual environments. Use when building data pipelines that need advanced features like automatic DAG inference and efficient incremental processing.
codebase-context
by jsegov
This skill should be used when the user asks to "analyze the codebase", "understand the tech stack", "extract project patterns", "get codebase context", "what technologies are used", or when preparing context for planning documents, PRDs, or design documentation.
json-schema
by beshkenadze
Generate and validate JSON Schema definitions. Use when asked to create schemas, validate JSON structure, or document API payloads.
B 站综合工具箱 (Bilibili Toolkit)
by hwj123hwj
Collection of custom skills for AI agents
bjtuo-classroom-query
by hwj123hwj
北京交通大学（BJTU）教室课表查询自动化。支持 AI 验证码识别登录、按周次、教学楼、房号查询占用情况。
zenstack
by beshkenadze
ZenStack access policies and enhanced Prisma ORM. Use when defining access control rules (@@allow/@@deny), integrating with tRPC, setting up auth(), or working with ZModel schemas.
chroma
by L-yifan
Open-source embedding database for AI applications. Store embeddings and metadata, perform vector and full-text search, filter by metadata. Simple 4-function API. Scales from notebooks to production clusters. Use for semantic search, RAG applications, or document retrieval. Best for local development and open-source projects.
tanstack-start-architecture
by alpoxdev
Use when working on TanStack Start projects - enforces architecture rules (layers, routes, hooks, server functions, conventions) with mandatory validation before any code change. Triggers on file creation, route work, server function writing, hook patterns, or any structural change in a TanStack Start codebase.
codebase-auditor
by micheleangioni
Use this skill when the user asks for a review, audit, evaluation or analysis of a codebase, to identify bugs, security vulnerabilities, performance bottlenecks, or code quality concerns.
redash
by jwmossmoz
Query Mozilla's Redash (sql.telemetry.mozilla.org) for telemetry data from BigQuery. Use when querying Firefox user telemetry, OS distribution, architecture breakdown, or running custom SQL against Mozilla's data warehouse. Triggers on "redash", "telemetry query", "sql.telemetry", "BigQuery query", "Firefox data", "client counts", "user population", "DAU", "MAU", "macOS version", "macOS distribution", "Apple Silicon", "aarch64", "x86_64", "architecture distribution", "Windows version", "Windows distribution", "how many users", "what share of users", "what percentage of Firefox users".
agent-evaluator
by arisng
Deterministic custom subagent selection helper. Use when you need a reproducible, auditable decision on which custom subagents to activate for a user query (runs scripts/agent_evaluator.py).
aws-cli
by oldwinter
This skill should be used when users need to interact with AWS services via CLI. It covers all AWS services including EC2, ECS, EKS, Lambda, S3, RDS, DynamoDB, VPC, Route53, CloudFront, Bedrock, Support, Billing, and more. Supports querying, creating, modifying, deleting resources, monitoring, debugging, and cost analysis. Triggers on requests mentioning AWS, cloud resources, or specific AWS service names.
woltz-rich-domain
by tarcisioandrade
Guide for @woltz/rich-domain DDD library and ecosystem. Use when building domain models, repositories, or working with Prisma/TypeORM adapters.
create-nextjs-ddd-auth-db
by micheleangioni
Create a new fullstack Next.js. Use this skill when the user asks to create a new Next.js project or application.
cqs-patterns
by DoubleslashSE
Command Query Separation (CQS) and CQRS patterns for .NET. Use when designing methods, handlers, and application architecture. Ensures predictable, testable code.
security-pattern-check
by kjgarza
Identify security vulnerabilities and anti-patterns providing feedback on security issues a senior developer would catch. Use when user mentions security/vulnerability/safety concerns, code involves user input/authentication/data access, working with sensitive data (passwords/PII/financial), code includes SQL queries/file operations/external API calls, user asks about security best practices, or security-sensitive files are being modified (auth, payment, data access).
win11-24h2-files
by jwmossmoz
Query Windows 11 version 24H2 cumulative update file information. Search for DLLs, drivers, and system files across all patch levels. Compare file versions between builds, track version history, and identify what changed in each update. Use when: (1) investigating which Windows build introduced a file version, (2) comparing file changes between patches, (3) finding DLL/driver versions for specific builds, (4) debugging Windows update regressions, (5) user asks about Windows 11 24H2 files, KB updates, or build versions.