Browse our curated library of 2,600+ SKILL.md files for AI agents. Download ready-to-use skills for Claude Code, Codex, OpenAI and more.
Offers expert guidance on cryptography concepts, protocols, and secure implementation decisions for designing, auditing, and threat-modeling cryptographic systems.
A senior data analyst guide that frames questions, cleans data, applies statistics, and yields decision-ready insights using pandas and SQL.
Senior data governance expert who designs data catalogs, automates policy enforcement, and ensures GDPR/CCPA compliance to make data usable and protected.
Data Integration Expert helps design and implement robust data ingestion, CDC pipelines, and schema-change handling across databases, APIs, and files.
Provides expert guidance to design and optimize data lake storage across cloud platforms; use it when building or refactoring storage layout for performance and cost.
Provides expert guidance on lakehouse architecture, Delta Lake, Iceberg, and Hudi to design, migrate, and optimize open-format data lakes for reliable analytics.
Senior data migration architect guiding large-scale migrations with incremental rollout, continuous validation, rollback plans, and decommissioning strategies.
Senior data modeling expert who designs Kimball dimensional, Inmon, and Data Vault architectures to fit business needs and query patterns.
Expert guidance for designing, deploying, and operating scalable data orchestration with Airflow, including DAGs, backfills, retries, and observability.
Senior data pipeline architect who designs scalable, reliable ETL/ELT pipelines with contracts, idempotency, and observability across batch, micro-batch, and streaming.
Systematic data cleaning, transformation, and feature engineering to build reproducible, leakage-free preprocessing pipelines for ML.
Provides expert guidance to design, automate, and monitor data quality across pipelines, with thresholds, tests, and circuit-breaker controls.
Guides data visualization design, chart selection, and dashboard creation to ensure clear, honest insights.
Provides expert guidance on cloud data warehouse design, dimensional modeling, and cost-aware optimization for Snowflake, BigQuery, and Redshift.
Profile queries, optimize indexing, and rewrite SQL to speed up data access; use when your database is a bottleneck.
Learn to work with DDS texture containers (BCn/DXTn), including compression, mipmaps, and GPU-ready data for DirectX-based graphics.
Create, inspect, and manage .deb packages for Debian-based systems when packaging software.
Methodical debugging guide to reproduce, isolate, root-cause, and fix bugs using evidence-based, incremental changes.
Architects and tunes distributed ML training across multi-GPU clusters, covering DDP/FSDP, model parallelism, DeepSpeed, Megatron-LM, 3D parallelism, and elastic fault tolerance.
Provides rigorous, first-principles explanations of electrical engineering concepts (circuits, semiconductors, power systems) for design and problem solving.
Architect and optimize lifecycle email programs and drip sequences to boost relevance, timing, and revenue when building email workflows.
Optimizes email workflows with Inbox Zero, triage rules, and templates to process messages quickly and stay organized, for use when you want inbox zero and faster replies.
Senior energy engineer offering grid integration, storage design, and techno-economic analysis for renewable projects and policy decisions.
Environmental Engineering Expert provides design, optimization, and regulatory-compliance guidance for water, air, and waste projects.
EPS (.eps) is a PostScript-based vector/raster format used in print production; learn its structure, limitations, and how to work with legacy assets.