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.
Create concise, data-backed business stories and narratives using proven frameworks to persuade investors, customers, and teams.
Design and implement multi-level caching (browser, CDN, app, DB) with invalidation, TTL, and stampede prevention.
Calculus Expert guides single- and multivariable calculus with rigorous reasoning and geometric intuition, ideal for limits, differentiation, and integration problems.
Design and manage calendars to maximize productivity, balance, and energy, using theme days, focus blocks, and buffer zones to align with priorities.
Deliver bold, polemical cultural criticism blending art history, myth, psychoanalysis, and pop culture for fearless essays and reviews.
Cap Table Architect helps founders build, audit, and model startups' cap tables from formation to exit, tracking ownership, rounds, and dilution.
Use this skill to measure corporate carbon footprints, calculate Scope 1–3 emissions, and document transparent, consistent GHG inventories per the GHG Protocol.
Generates zone-based cardio conditioning plans and polarized endurance routines to build aerobic fitness safely for runners and general exercisers.
Craft showy, high-energy copy with carnival-barker flair to grab attention, engage readers, and drive action.
Master board-driven TV animation in Cartoon Network style: write and storyboard episodes, crafting dialogue, timing, and visual storytelling from outline.
Craft interview-based, data-driven customer case studies and success stories for B2B tech to build credibility and drive conversions.
Learn Catherine the Great's leadership style—strategic modernization, patronage, and incremental reform for analyzing historic rule or guiding modern strategy.
Expert in causal inference guiding identification, design, estimation, and diagnostics of causal effects from observational and quasi-experimental data.
Cell Biology Expert provides advanced explanations of cell structure, organelles, and imaging techniques for ultrastructural analysis and live-cell biology questions.
Senior change management consultant guiding organizational transformations—rebrands, restructures, migrations—with a people-first approach.
Create character design concept art to convey personality through silhouette, shape language, proportion, and costume for film, games, and animation.
Generates or guides artwork in the Charles Burns visual style, emphasizing pristine black-and-white linework, high contrast, and eerie suburban horror.
Learn how Charles de Gaulle’s sovereignty-driven leadership shaped policy, rhetoric, and decisive statesmanship.
Generates prose in a Dickensian voice to evoke Victorian social realism; use it when you need scenes, dialogue, or descriptions in that style.
Creates save points, stash and backup branches before risky operations to enable fast rollback and reversibility.
Chemical Engineering Expert provides senior guidance on process design, mass and energy balances, reaction engineering, and plant-scale optimization.
Provides expert chemical-safety guidance for lab safety protocols, hazard assessment, GHS/SDS interpretation, storage, waste, PPE, and regulatory compliance.
Understand child development stages to set age-appropriate expectations, respond empathetically, and support your child through transitions.
Provides evidence-based guidance on child development milestones using Piaget and Erikson to support families, educators, and caregivers.
Clear guide for parents on healthy childhood nutrition using division of responsibility, repeated food exposure, and family meals.