Math

A B Testing

by omer-metin

three-best-practices

by emalorenzo

Three.js performance optimization and best practices guidelines. Use when writing, reviewing, or optimizing Three.js code. Triggers on tasks involving 3D scenes, WebGL/WebGPU rendering, geometries, materials, textures, lighting, shaders, or TSL.

math-teacher

by jamesrochabrun

Interactive math teacher that instantly generates playful, gamified learning experiences. Creates visual playgrounds, interactive artifacts, and engaging games for kids and adults to learn math concepts from basic arithmetic to advanced calculus.

accountant

by olehsvyrydov

"Senior Accountant & Strategic CFO with 20+ years experience in tech sector. Use for tax planning, VAT/sales tax compliance, financial forecasting, contractor assessments, or accounting app logic design. Auto-triggers tax warnings and savings opportunities. Adapts to user's jurisdiction."

pattrns

by bfollington

Guide for creating generative, emergent music with Pattrns, the Lua-based pattern sequencing engine for Renoise. Use when composing algorithmic patterns, generating evolving breakbeats/rhythms, creating generative melodies/harmonies, designing textures, or working with euclidean rhythms and live coding patterns. Covers breakbeat/jungle/DnB, IDM/experimental, jazz, industrial/trip-hop, and ambient styles.

shadertoy

by bfollington

This skill should be used when working with Shadertoy shaders, GLSL fragment shaders, or creating procedural graphics for the web. Use when writing .glsl files, implementing visual effects, creating generative art, or working with WebGL shader code. This skill provides GLSL ES syntax reference, common shader patterns, and Shadertoy-specific conventions.

xlsx

by michaelboeding

"Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas"

estimate-transaction-fee

by b-open-io

This skill should be used when the user asks to "estimate transaction fee", "calculate BSV fee", "fee per byte", "transaction cost", or needs to estimate fees based on transaction size and current rates.

xlsx

by frostant

"Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas"

slack-gif-creator

by MarcelLeon

用于创建针对 Slack 优化的动画 GIF 的知识和实用工具。提供约束、验证工具和动画概念。当用户请求 Slack 的动画 GIF 时使用，例如"为 Slack 制作一个 X 做 Y 的 GIF"。

xlsx

by ArcaneOrion

"Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas"

video-motion-graphics

by dylantarre

Use when creating After Effects compositions, Premiere Pro motion, video titles, explainer videos, or broadcast motion graphics.

arxiv-search

by DeevsDeevs

"Search arXiv preprint repository for research papers in physics, mathematics, computer science, quantitative biology, finance, and statistics. Use when finding academic papers, preprints, ML research, scientific publications. Triggers: arxiv, preprint, research paper, academic paper, scientific literature."

pywayne-vio-se3

by wangyendt

SE(3) rigid body transformation library for 3D rotation and translation operations. Use when working with robot poses, camera transformations, SLAM systems, or any 3D rigid body motion tasks. Supports SE(3) matrix operations, Lie group/algebra mappings (log/Log, exp/Exp), representation conversions (quaternion, axis-angle, Euler angles), and batch processing of trajectories.

tutor-math-geometry

by wangyendt

一对一辅导老师技能，用于解答数学题，生成HTML讲解文档和带配音的Manim动画视频。 核心工作流：数学分析 → HTML可视化 → 分镜脚本 → TTS音频 → 验证更新 → 脚手架 → Manim代码 → 渲染验证 触发条件：学生粘贴数学题图片、需要教学视频、需要HTML讲解资料

pywayne-statistics

by wangyendt

Comprehensive statistical testing library with 37+ methods for normality tests, location tests, correlation tests, time series tests, and model diagnostics. Use when performing hypothesis testing, A/B testing, data quality checks, time series analysis, or regression model validation. All methods return unified TestResult objects with consistent interface including p-value, statistic, confidence interval, and effect size.

r3f-fundamentals

by EnzeD

React Three Fiber fundamentals - Canvas, hooks (useFrame, useThree), JSX elements, events, refs. Use when setting up R3F scenes, creating components, handling the render loop, or working with Three.js objects in React.

procedural-clouds

by CK42BB

Generate beautiful procedural clouds in Three.js using WebGPU raymarching with WebGL2 billboard/mesh fallbacks. Covers all 10 major cloud genera (cumulus, stratus, cirrus, cumulonimbus, stratocumulus, altocumulus, altostratus, nimbostratus, cirrostratus, cirrocumulus) with physically-inspired lighting including silver linings, god rays, sunset coloring, and Mie/Rayleigh scattering approximation. Provides volumetric raymarching, billboard impostor, and mesh-cluster rendering paths with animated drift, morphing, and dynamic formation/dissipation. Use when building skies, cloudscapes, weather systems, flight scenes, atmospheric backgrounds, or any scene requiring clouds. Triggers: "procedural clouds", "cloud rendering", "volumetric clouds", "skybox clouds", "cloudscape", "cumulus", "cirrus", "storm clouds", "cloud shader", "cloud billboard", "raymarched clouds", "cloud lighting", "god rays", "sky rendering".

xor-shader-techniques

by ZhangHanDong

Use when implementing shader effects like turbulence, fluid, fire, smoke, procedural noise, starfields, volumetric rendering, raymarching, glow, antialiasing, fractal texturing, or optimizing shader performance with cheap alternatives. Triggers on: shader techniques, shader tricks, shader optimization, turbulence shader, fluid shader, fire shader, smoke shader, procedural noise, dot noise, gyroid noise, efficient chaos, star field, particle scatter, fractal texturing, LOD texturing, texture scaling, volumetric rendering, raymarching, glow effects, antialiasing, analytic antialiasing, fwidth, shader performance, cheap shader effects, GLSL tricks, shader math, shader formulas, Xor shader, GM Shaders, mini.gmshaders.com

readability

by humanizerai

Analyze text readability with Flesch-Kincaid, Gunning Fog, SMOG, and other metrics. Returns objective scores with interpretation and recommendations.

remotion-performance-optimizer

by ncklrs

Analyzes Remotion compositions for performance issues and provides optimization recommendations. Identifies expensive computations, unnecessary re-renders, large assets, memoization opportunities, and architecture improvements. Use when optimizing render times or when asked to "improve performance", "speed up renders", "optimize Remotion video".

modeling

by Logos-Liber

3D modeling fundamentals, techniques, and best practices

threejs

by Logos-Liber

Three.js and React Three Fiber patterns, scene graph management, disposal, and TypeScript conventions

slidev-latex

by yoanbernabeu

Render mathematical formulas with LaTeX/KaTeX in Slidev. Use this skill for equations, mathematical notation, and scientific content.