Codex skills, plugins, subagents, slash commands and mcp servers

open-gstack-browser garrytan skill A skill that launches an AI-controlled Chromium browser with the GStack sidebar extension baked in. Use it when you need an agent to open web pages and interact with them during coding. Claude Code Cursor GitHub Copilot 318installs email-and-password-best-practices better-auth skill Configures email verification, password reset flows, and password policies in Better Auth. Helpful when adding credential authentication to your backend. Claude Code Cursor GitHub Copilot 46,600installs rowan K-Dense-AI skill Runs cloud molecular modeling, docking, and pKa prediction pipelines via Python API. Fits computational chemistry workflows without local GPU infrastructure. Claude Code Cursor GitHub Copilot 1,900installs qutip K-Dense-AI skill This skill guides QuTiP 5 quantum-system simulations and checks physical assumptions, dimensions, and numerical convergence. Claude Code Cursor GitHub Copilot 1,900installs opentrons-integration K-Dense-AI skill Skill for writing, reviewing, and simulating Opentrons Protocol API v2 protocols in Python. Works with Flex and OT-2 liquid handlers to configure decks, pipettes, modules, and runtime parameters. Claude Code Cursor GitHub Copilot 1,900installs dnanexus-integration K-Dense-AI skill Automates genomics workloads on DNAnexus using dx CLI, dxpy, and dxCompiler. Handy when building dxapp.json applets or importing Nextflow and WDL pipelines. Claude Code Cursor GitHub Copilot 1,900installs latchbio-integration K-Dense-AI skill A skill that walks the agent through Latch work: Python SDK workflows, Nextflow and Snakemake packaging, image registration, run monitoring. Claude Code Cursor GitHub Copilot 1,900installs pyopenms K-Dense-AI skill Processes mass spectrometry data for proteomics and metabolomics using pyOpenMS. It detects features, identifies peptides, and generates multi-sample quantification matrices. Claude Code Cursor GitHub Copilot 1,900installs polars-bio K-Dense-AI skill Genomic interval arithmetic on Polars DataFrames, plus readers and writers for formats from BED to CRAM. Built for coordinate-aware joins in a Python pipeline. Claude Code Cursor GitHub Copilot 1,900installs gtars K-Dense-AI skill Skill for genomic interval analysis, overlaps, consensus and coverage via Python, Rust and CLI. Requires Python 3.10+ and gtars 0.10.0; local tools run offline. Claude Code Cursor GitHub Copilot 1,900installs histolab K-Dense-AI skill Prepares whole-slide histology images by segmenting tissue masks, extracting tiles, and normalizing H&E staining. Claude Code Cursor GitHub Copilot 1,900installs qiskit K-Dense-AI skill Skill for quantum algorithm development: builds circuits, transpiles them for specific hardware, runs on simulators or IBM quantum processors. Requires Python 3.10+ and optional components depending on your use case. Claude Code Cursor GitHub Copilot 1,900installs matchms K-Dense-AI skill Cleans, filters, and compares tandem mass spectra using matchms. Useful for searching MS/MS reference libraries, calculating spectral similarity, and building score matrices. Claude Code Cursor GitHub Copilot 1,900installs usfiscaldata K-Dense-AI skill Queries U.S. Treasury fiscal data for debt, statements, rates and auctions through a REST API. Use it when federal financial figures are needed without an API key. Claude Code Cursor GitHub Copilot 1,900installs scvelo K-Dense-AI skill Runs RNA velocity analysis from spliced and unspliced count matrices using scVelo. Useful for directional trajectory hypotheses alongside Scanpy workflows. Claude Code Cursor GitHub Copilot 1,900installs phylogenetics K-Dense-AI skill Skill for aligning DNA and protein sequences, inferring phylogenetic trees with branch support calculation, and visualizing results. For researchers in bioinformatics, microbiology, and molecular evolution. Claude Code Cursor GitHub Copilot 1,900installs pytdc K-Dense-AI skill Integrates Therapeutics Data Commons workflows into coding agents to discover ML datasets, plan task splits, and run molecular oracles safely. Claude Code Cursor GitHub Copilot 1,900installs geniml K-Dense-AI skill Checks BED and genomic-universe contracts, then plans Region2Vec and scEmbed runs. Use it before local genomic-interval analysis. Claude Code Cursor GitHub Copilot 1,900installs etetoolkit K-Dense-AI skill Analyzes phylogenetic trees with the ETE 4 library: compares topologies, annotates nodes, detects gene duplications, queries NCBI and GTDB taxonomy, and renders publication figures. Claude Code Cursor GitHub Copilot 1,900installs pennylane K-Dense-AI skill Guides an agent in setting up PennyLane 0.45.1 quantum circuits, variational VQE algorithms, and hybrid neural models. Claude Code Cursor GitHub Copilot 1,900installs labarchive-integration K-Dense-AI skill This skill guides work with LabArchives ELN API and Inventory API v1, including regional endpoints, request signing, and local request planning. Claude Code Cursor GitHub Copilot 1,900installs molfeat K-Dense-AI skill Converts molecular structures into fingerprints, descriptors, and embeddings for machine learning, similarity search, and screening. Requires Python 3.11+, RDKit, and PyTorch. Claude Code Cursor GitHub Copilot 1,900installs pathml K-Dense-AI skill Guides computational pathology workflows using PathML 3.0.8. It handles whole-slide image tiling, tissue detection, and .h5path exports locally. Claude Code Cursor GitHub Copilot 1,900installs cobrapy K-Dense-AI skill Guides COBRApy-based metabolic model analysis, from flux calculations and gene knockouts to media design and SBML checks. Claude Code Cursor GitHub Copilot 1,900installs depmap K-Dense-AI skill A skill for discovering and analyzing Cancer Dependency Map data. Helps examine CRISPR Chronos gene effects, co-essentiality, and PRISM compound responses. Claude Code Cursor GitHub Copilot 1,900installs diffdock K-Dense-AI skill Docks a small molecule into a protein with DiffDock and DiffDock-L, for one pair or a batch, then hands back ranked candidate poses. Claude Code Cursor GitHub Copilot 1,900installs pysam K-Dense-AI skill Guides agents through Python and HTSlib workflows for genomic files like BAM, CRAM, and VCF. Useful when extracting alignments, filtering reads, and computing coverage. Claude Code Cursor GitHub Copilot 1,900installs medchem K-Dense-AI skill Filters compound libraries with drug-likeness rules, structural alerts, and complexity checks. Use it when triaging molecular candidates. Claude Code Cursor GitHub Copilot 1,900installs dhdna-profiler K-Dense-AI skill A skill that applies the DHDNA framework to describe reasoning and writing patterns in text. Use it when you need reflection on thinking style, a cognitive-preference profile, or comparison of how texts construct arguments. Claude Code Cursor GitHub Copilot 1,900installs neurokit2 K-Dense-AI skill Builds reproducible physiological time-series workflows in NeuroKit2 0.2.13. Helps audit biosignals, verify data contracts, and prevent package conflicts. Claude Code Cursor GitHub Copilot 1,900installs scvi-tools K-Dense-AI skill Guides probabilistic modelling for single-cell omics data. Use it for batch integration, cell annotation, multimodal data, and model-based uncertainty. Claude Code Cursor GitHub Copilot 1,900installs paperzilla K-Dense-AI skill A skill that lets your agent access Paperzilla projects, recommendations, and papers through the CLI. Use it to find relevant work, browse project feeds, search recommendations, and export results. Claude Code Cursor GitHub Copilot 1,900installs zarr-python K-Dense-AI skill Stores and queries chunked N-D scientific arrays with Zarr-Python 3. Useful for configuring sharding, codecs, and remote storage access. Claude Code Cursor GitHub Copilot 1,900installs esm K-Dense-AI skill A skill for Biohub's esm Python SDK: ESM3 protein generation, ESMC embeddings and ESMFold2 all-atom folding, run locally or through a hosted client. Claude Code Cursor GitHub Copilot 1,900installs torchdrug K-Dense-AI skill Helps build and debug TorchDrug 0.2.1 pipelines for molecular graphs and proteins. Use it when training property prediction, molecule generation, or retrosynthesis models. Claude Code Cursor GitHub Copilot 1,900installs pymatgen K-Dense-AI skill Analyzes, validates, converts, and transforms materials structures and computed data with pymatgen. Use it for phase diagrams, symmetry checks, electronic-structure files, and bounded Materials Project queries. Claude Code Cursor GitHub Copilot 1,900installs imaging-data-commons K-Dense-AI skill Skill for searching and downloading public medical imaging data from the NCI Imaging Data Commons repository. Works with DICOM, CT, MR, PET and digital pathology without authentication for basic queries. Claude Code Cursor GitHub Copilot 1,900installs fluidsim K-Dense-AI skill Sets up, validates, and analyzes bounded FluidSim CFD simulations with strict resource limits and HPC safety checks. Claude Code Cursor GitHub Copilot 1,900installs molecular-dynamics K-Dense-AI skill Runs molecular dynamics in OpenMM and analyses the trajectories with MDAnalysis: RMSD, RMSF, contact maps, free energy surfaces. Claude Code Cursor GitHub Copilot 1,900installs pydeseq2 K-Dense-AI skill Skill for differential expression analysis of RNA-seq count data. Performs negative-binomial GLM with explicit biological replicates, design formulas, and statistical contrasts. Claude Code Cursor GitHub Copilot 1,900installs