Math
Mathematical computations, formulas, statistics
A/B Test Designer
by jmsktm
Design statistically valid A/B tests for marketing optimization
Verified Review Skill
by cdeistopened
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latex
by igbuend
"Comprehensive LaTeX reference for document creation, formatting, mathematics, tables, figures, bibliographies, and compilation. Use when helping users write, edit, debug, or compile LaTeX documents."
Maintaining Consistent Abstractions
by obra
Class interfaces present one cohesive abstraction - don't mix domain logic with serialization, persistence, or unrelated concerns
procedural-starfield
by CK42BB
Generate stunning procedural night skies, starfields, nebulae, and celestial phenomena in Three.js using WebGPU compute with WebGL2 fallback. Covers scientifically-grounded starfields with spectral color temperature, magnitude-based brightness, and twinkling; volumetric nebulae with emission/absorption/reflection types; the Milky Way band; constellations with optional line overlays; planets and moons with phase lighting; shooting stars and meteor showers; aurora integration; eclipses (solar and lunar); comets with ion/dust tails; galaxies as deep-sky backdrop objects; and a full sky dome controller with time-of-night progression, moon phases, and horizon glow. Triggers: "procedural starfield", "night sky", "star rendering", "nebula", "deep space", "milky way", "constellation", "shooting star", "meteor shower", "celestial", "space background", "starbox", "skybox stars", "galaxy background", "moon phases", "comet", "eclipse", "space scene", "star shader".
xlsx
by Dedalus-ERP-PAS
"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"
text_summarizer
by rscheiwe
Summarizes long text into key bullet points
geopandas
by eyadsibai
Use when "GeoPandas", "geospatial", "GIS", "shapefile", "GeoJSON", or asking about "spatial analysis", "coordinate transformation", "spatial join", "choropleth map", "buffer analysis", "geographic data", "map visualization"
3b1b-style-animation
by subinium
Create mathematical animations in 3Blue1Brown style using Manim
infinite-tunnel
by ambershen
This skill covers creating infinite tunnel effects using Three.js and GSAP
biquad-filters
by SpiralCloudOmega
Biquad filter design — coefficient calculation, Transposed Direct Form II, real-time smoothing, JUCE IIR patterns
codereview-concurrency
by xinbenlv
Review distributed systems patterns, concurrency, and resilience. Analyzes retry policies, idempotency, timeouts, circuit breakers, and race conditions. Use when reviewing async code, workers, queues, or distributed transactions.
quantitative-paper-audit
by xngg1021
论文定量 claim 反算与数值体检:效应量、p 值、CI、OR/RR、功效错配检测.
roi-analyzer
by Tempuss
Use when preparing executive reports, evaluating investments, or calculating ROI/break-even/payback period. 30-minute analysis (87.5% time saving). Includes scenario analysis.
math-computation
by xngg1021
全领域计算中枢:数学、金融、社科、生物医学、物理工程计算与两层自动路由.
pymc
by eyadsibai
Use when "PyMC", "Bayesian", "MCMC", "probabilistic programming", or asking about "Bayesian regression", "hierarchical model", "NUTS sampler", "posterior distribution", "prior predictive", "credible intervals", "uncertainty quantification"
codeeagle-status
by imyousuf
Show CodeEagle knowledge graph indexing status and statistics including node/edge counts, types, and git branch info.
cetus-clmm-sdk-skill
by RandyPen
Guides developers through using Cetus CLMM TypeScript SDK for liquidity management, pool operations, swaps, and reward collection. Use when working with Cetus Protocol's Concentrated Liquidity Market Maker (CLMM) or when the user mentions Cetus SDK, CLMM, liquidity pools, or DeFi on Sui.
xlsx
by QuestForTech-Investments
"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"
calculator-helper
by Dexploarer
Performs mathematical calculations and conversions. Use when user asks to "calculate", "compute", "what is the result of", "convert units", or needs math help.
lecture-notes
by orhoncan
Generate comprehensive undergraduate lecture notes for social sciences (especially economics) with mathematical foundations, daily-life examples, and practice questions. Use when user asks to create, generate, or write lecture notes, lecture materials, or teaching content. Supports Turkish and English output, Obsidian-compatible markdown with LaTeX/TikZ, and optional syllabus integration.
xlsx
by Nymbo
"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"
obsidian-bases
by Nymbo
Create and edit Obsidian Bases (.base files) with views, filters, formulas, and summaries. Use when working with .base files, creating database-like views of notes, or when the user mentions Bases, table views, card views, filters, or formulas in Obsidian.
threejs-scene-builder
by Dexploarer
Comprehensive Three.js and React Three Fiber skill for creating 3D scenes, characters, NPCs, procedural generation, animation retargeting, and interactive experiences. Use when user asks to "create Three.js scene", "setup React Three Fiber", "add 3D character", "create NPC AI", "procedural 3D generation", "retarget animation", "setup avatar system", or "create 3D game".