MCP App StoreMCP App StoreSKILL.md packages that extend Claude Code, Cursor, Copilot, and other AI agents.
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dataframely
Guidelines and best practices for defining typed Polars schemas and collections, validating data frames, and writing tests using Dataframely.
ed3d-plugins
A practical guide and pattern catalog for property-based testing (PBT): when to use it, property catalog, libraries, and best-practice strategies across languag
awesome-agent-skills-for-empirical-research
Guidance and reference for the marginaleffects R/Python package: computing predictions, comparisons, slopes, and average treatment effects with practical exampl
messydata
Generate realistic synthetic datasets with configurable anomalies (missing values, duplicates, invalid categories, bad dates, outliers) using YAML configs, CLI,
newsblur
Terminal interface for NewsBlur: read feeds, search stories, save/share articles, train classifiers, and automate news workflows from the command line.
ash-ai
SDK skill for deploying and managing hosted AI agents with Ash: create clients and sessions, stream SSE responses, handle lifecycle and errors, using TypeScript
claude-plugins
Practical reference for managing Python monorepos with uv workspaces: workspace layout, shared lockfiles, member dependencies, sync/build commands, and Docker-f
pysheeet
Comprehensive Python reference and examples for coding, debugging, performance, concurrency, networking, ML/LLM workflows, and HPC — use to answer Python questi
skills
Guide and reference for marimo — a reactive Python notebook system that stores notebooks as pure .py files, enabling reproducible, Git-friendly workflows, app d
happycapy-skills
Generate polished .pptx slide decks from topic/content using an internal HTML draft and a Python builder to emit final PowerPoint files.
xhs-cli
Command-line tool to search, read, and interact with Xiaohongshu (小红书) posts and profiles — supports search, reading, likes, favorites, comments, and posting fr
ordinary-claude-skills
Python library skill for importing, filtering, and comparing mass spectra (mzML/MGF/MSP); builds reproducible preprocessing pipelines and computes spectral simi
k-skill
Query Korea's official KOSIS statistics API to search tables, fetch metadata, and retrieve data slices or large datasets (read-only).
cognee
A lightweight knowledge engine for agent memory: build searchable knowledge graphs from documents and use graph-aware search to give agents persistent, temporal
ay-skills
Progressive MCP client that connects to external MCP servers on-demand, lists available tools, and executes MCP tool calls without bloating context windows.
claude-code-plugins-plus-skills
Tools and patterns for managing Python environments, installing packages, and linting/formatting code using uv and Ruff for fast, reproducible workflows.
awesome-rosetta-skills
Comprehensive ObsPy workflows for waveform download (FDSN), instrument response removal, phase picking (STA/LTA), moment-tensor basics, spectrograms, and seismi
skills
Embed Python with cogapp to auto-generate sections of markdown docs (tables, CLI help, code blocks) so documentation stays in sync with code.
skills
Guidelines and examples for calling Python from Mojo and building Python extension modules in Mojo, with patterns for conversion, error handling, and module exp
medgeclaw
Detects and configures CJK fonts for matplotlib/plotly so Chinese/Japanese/Korean text renders correctly in visualizations.
vyper
Developer-focused guidance for working on the Vyper smart contract compiler: compilation pipeline, Venom IR, semantic analysis, codegen, testing, and contributi
EloPhanto (React agent)
Integrates Polymarket prediction market APIs and SDKs for Polygon—secure auth, order placement, market data, websockets, bridge and risk-gated trading for auton
calgebra
A Python DSL for composing, querying and analyzing calendar intervals: find free time, detect conflicts, filter events, and compute timeline metrics.
marketplace
Import, process and compare mass spectrometry spectra (mzML/MGF/MSP) with filters, similarity metrics and reproducible pipelines for metabolomics workflows.
manim-community-deep-skill
Turn plain-language concepts into production-ready ManimCE scene blueprints, runnable code, preview renders, and final export commands for video assets.
claude-skills
Provides senior MLOps guidance: build and validate ML pipelines, deploy and monitor models in production, set up feature stores, and automate CI/CD for models.
medical-research-skills
Interactive Python visualization skill for building hoverable, zoomable, and embeddable charts (Plotly Express + Graph Objects) for EDA, dashboards, and present
great-docs
Generate production-ready documentation sites for Python packages (Quarto) — introspects API, builds reference, CLI docs, guides, and deployable static sites.
claude-code-python-stack
Guides and best-practice patterns for Python testing using pytest, TDD, fixtures, mocking, parametrization and coverage goals.
my-ai-tools
Programmatically control tmux sessions to run interactive CLIs (REPLs, debuggers, databases), capture pane output, and automate terminal workflows safely.