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Updated 4d ago

by jkitchin

knowhow

Install and manage AI agent skills from any git repo (npx skills compatible) for Claude Code, Codex, OpenCode, Gemini and more

  • Active — Updated in the last 14 days
  • Multi-agent — Targets three or more agents
Works with
  • Claude
  • Codex
  • Gemini
  • OpenCode

42 GitHub stars (42)

+1 in 3 days

Stars gained per day · daily snapshots since Oct 28
Stars gained per day, Oct 28 to Oct 31: +1 in total; the busiest day was Oct 31 with +1 stars.Oct 29: 0 starsOct 30: 0 starsOct 31: +1 stars
Stars gained between daily snapshots
PeriodNew stars
Oct 290
Oct 300
Oct 31+1
  • 30 skills (30 skills found in its SKILL.md files)
  • 10 forks (10 forks)
  • 4d ago last update (Last updated 4d ago)

Install

Skills CLI

npx skills add jkitchin/knowhow

Asks which skills and agents to install. Just one: npx skills add jkitchin/knowhow --skill citation-verifier — add -g for every project.

Claude Code

git clone https://github.com/jkitchin/knowhowcp -r "knowhow/skills/citation-verifier" ~/.claude/skills/

Copies the citation-verifier skill into ~/.claude/skills/ for every project (use .claude/skills/ for one project). Repeat for the other skills listed below.

Plugin

/plugin marketplace add jkitchin/knowhow

Run inside Claude Code if the repository ships a plugin marketplace, then pick plugins from /plugin.

Skills can run code on your machine — read the SKILL.md first.

What it does

In the author's own words, from each skill's SKILL.md — showing the first 30 of 44 files.

  • citation-verifier

    Verify citations and references in scientific documents to detect hallucinated or invalid sources. Extracts DOIs, URLs, arXiv IDs, PubMed IDs, and ISBNs from Markdown, LaTeX, org-mode, and plain text, then validates them using API lookups and web fetches. Use this skill when: - Reviewing AI-generated content for citation accuracy - Validating references in papers, reports, or documentation - Chec…

    skills/citation-verifier/SKILL.md on GitHub (opens in a new tab)
  • phd-qualifier

    Expert evaluation of Chemical Engineering PhD qualifying exams - review written reports, presentations, and prepare comprehensive questioning sessions to assess student readiness for doctoral research

    skills/academic/phd-qualifier/SKILL.md on GitHub (opens in a new tab)
  • scientific-writing

    Comprehensive scientific writing guidance for research papers, grants, and technical documentation. Covers paper structure (IMRAD), methods writing, results presentation, figure/table design, citation formatting, abstract writing, and revision responses. Use when users are writing scientific papers, formatting manuscripts, responding to reviewers, writing grant proposals, or need help with any as…

    skills/communication/scientific-writing/SKILL.md on GitHub (opens in a new tab)
  • brainstorming

    Structured brainstorming and ideation facilitation using proven creativity techniques. Use when users want to generate ideas, explore solutions, break through creative blocks, or need facilitated ideation sessions. Triggers include requests like 'help me brainstorm,' 'generate ideas for,' 'creative solutions to,' or 'think of alternatives.'

    skills/creative/brainstorming/SKILL.md on GitHub (opens in a new tab)
  • elevenlabs

    AI-powered audio generation using ElevenLabs API - text-to-speech with lifelike voices, sound effects generation, and music creation from text descriptions. Generate natural-sounding speech in 32 languages, create custom sound effects for games and videos, and compose royalty-free music tracks. Use this skill when the user requests: - Voice generation or text-to-speech conversion - Audio narratio…

    skills/creative/elevenlabs/SKILL.md on GitHub (opens in a new tab)
  • image-generation

    AI-powered image generation and editing using Google Gemini, Google Imagen, and OpenAI models. Generate images from text descriptions, edit existing images, create logos/stickers, apply style transfers, and produce product mockups. Use this skill when the user requests: - Image generation from text descriptions - Image editing or modifications - Logos, stickers, or graphic design assets - Product…

    skills/creative/image-generation/SKILL.md on GitHub (opens in a new tab)
  • presentations

    Create slide presentations in multiple formats: Marp (Markdown, default), Beamer (LaTeX), Jupyter Notebook slides, and PowerPoint (python-pptx). Supports scientific, business, and developer content with math, code, charts, and tables. Converts existing documents into slides or creates from scratch. Auto-compiles to PDF/HTML/PPTX. Use this skill when the user requests: - Creating a presentation or…

    skills/creative/presentations/SKILL.md on GitHub (opens in a new tab)
  • video-storytelling

    Create coherent video story sequences with AI-generated images and narrated audio. Combines image-generation and elevenlabs skills to produce complete video stories with visual and narrative consistency across all scenes. Maintains character appearance, style, lighting, and voice consistency throughout the story. Use this skill when the user requests: - Video stories with narration - Animated sto…

    skills/creative/video-storytelling/SKILL.md on GitHub (opens in a new tab)
  • code-reviewer

    Comprehensive code review and analysis for software quality assurance. Use when Claude needs to review code in any format including (1) Individual files (Python, R, JavaScript, etc.), (2) Directory structures and project organization, (3) Scripts and automation code, (4) Jupyter notebooks and data analysis workflows, (5) Documentation assessment and improvement suggestions, (6) Bug detection and…

    skills/development/code-reviewer/SKILL.md on GitHub (opens in a new tab)
  • ralph-wiggum

    Autonomous AI coding loop for unattended development - lets Claude work continuously on tasks while you sleep, with mandatory sandbox enforcement for safety

    skills/development/ralph-wiggum/SKILL.md on GitHub (opens in a new tab)
  • tdd

    Test-Driven Development facilitation using the red-green-refactor cycle. Guides users through writing tests first, implementing minimal code to pass, and refactoring for quality. Use when users want to practice TDD, need help writing tests before code, are developing new features test-first, or want guidance on test structure and implementation. Triggers include 'use TDD,' 'test-driven developmen…

    skills/development/tdd/SKILL.md on GitHub (opens in a new tab)
  • version-control

    Expert guidance for Git version control, trunk-based development workflows, and GitHub best practices. Emphasizes Conventional Commits for clean history, short-lived feature branches, frequent integration, and professional collaboration patterns. Use when users need help with git commands, branching strategies, commit messages, PRs, merge conflicts, or git troubleshooting. Triggers include 'git,'…

    skills/development/version-control/SKILL.md on GitHub (opens in a new tab)
  • opentrons-absorbance-reader

    Opentrons Absorbance Plate Reader Module for Flex - on-deck microplate spectrophotometry with single/multi-wavelength reading (380-740nm in 10nm increments), automated lid control, and CSV data export for ELISA, cell growth, and colorimetric assays

    skills/laboratory/opentrons-absorbance-reader/SKILL.md on GitHub (opens in a new tab)
  • opentrons-gripper

    Opentrons Flex Gripper - automated labware movement between deck locations, modules, waste chute, and off-deck storage with precise positioning and offset control for hands-free plate transfers

    skills/laboratory/opentrons-gripper/SKILL.md on GitHub (opens in a new tab)
  • opentrons-heater-shaker

    Opentrons Heater-Shaker Module - temperature control (37-95°C) with orbital mixing (200-3000 rpm) for cell culture, enzymatic reactions, and sample preparation requiring simultaneous heating and agitation

    skills/laboratory/opentrons-heater-shaker/SKILL.md on GitHub (opens in a new tab)
  • opentrons-magnetic-block

    Opentrons Magnetic Block for Flex - unpowered magnetic bead separation using gripper-based labware movement with high-strength neodymium magnets for DNA/RNA purification, immunoprecipitation, and bead-based workflows

    skills/laboratory/opentrons-magnetic-block/SKILL.md on GitHub (opens in a new tab)
  • opentrons-temperature-module

    Opentrons Temperature Module - precise heating and cooling (4-95°C) for sample storage, enzyme reactions, and temperature-sensitive protocols with aluminum block adapters for plates, tubes, and PCR strips

    skills/laboratory/opentrons-temperature-module/SKILL.md on GitHub (opens in a new tab)
  • opentrons-thermocycler

    Opentrons Thermocycler Module - automated PCR thermal cycling with independent block (4-99°C) and lid (37-110°C) temperature control, profile execution, and auto-sealing lid support (GEN2) for high-throughput molecular biology workflows

    skills/laboratory/opentrons-thermocycler/SKILL.md on GitHub (opens in a new tab)
  • opentrons

    Expert guidance for Opentrons Python API v2 - automated liquid handling, protocol development, labware management, and hardware module integration for OT-2 and Flex robots

    skills/laboratory/opentrons/SKILL.md on GitHub (opens in a new tab)
  • planning

    Structured planning and project breakdown using proven methodologies for goals, projects, and strategic initiatives. Use when users need to create plans, break down complex projects, set milestones, estimate timelines, identify dependencies, or develop action plans. Triggers include 'help me plan,' 'create a roadmap for,' 'break down this project,' 'what are the steps to,' or 'how should I approa…

    skills/productivity/planning/SKILL.md on GitHub (opens in a new tab)
  • claude-light

    Expert assistant for conducting remote experiments with Claude-Light - a web-accessible RGB LED and spectral sensor instrument for statistics, regression, optimization, and design of experiments

    skills/programming/claude-light/SKILL.md on GitHub (opens in a new tab)
  • emacs-lisp

    Expert guidance for writing professional Emacs Lisp code following the community-driven Emacs Lisp Style Guide by Bozhidar Batsov. Covers layout, naming conventions, syntax preferences, macros, documentation, and best practices. Use this skill when writing Emacs configuration, creating Emacs packages, writing interactive commands, developing major/minor modes, or refactoring Emacs Lisp code. Emph…

    skills/programming/emacs-lisp/SKILL.md on GitHub (opens in a new tab)
  • fairchem

    Expert guidance for Meta's FAIRChem library - machine learning methods for materials science and quantum chemistry using pretrained UMA models with ASE integration for fast, accurate predictions

    skills/programming/fairchem/SKILL.md on GitHub (opens in a new tab)
  • idaes

    Comprehensive guidance for using IDAES (Institute for the Design of Advanced Energy Systems) for process systems engineering. Covers flowsheet modeling, property packages, unit models, optimization, scaling, initialization, and diagnostics. Use when working with chemical process simulations, energy systems modeling, power plant design, material and energy balances, or process optimization. Trigge…

    skills/programming/idaes/SKILL.md on GitHub (opens in a new tab)
  • materials-properties

    Expert assistant for calculating materials properties from first-principles using ASE - structure relaxation, surface energies, adsorption, reaction barriers, phonons, elastic constants, and thermodynamic modeling with proper scientific methodology

    skills/programming/materials-properties/SKILL.md on GitHub (opens in a new tab)
  • pycalphad

    Expert guidance for pycalphad - computational thermodynamics library implementing the CALPHAD method for calculating phase diagrams, phase equilibria, and thermodynamic properties of multicomponent materials systems using thermodynamic databases (TDB files)

    skills/programming/pycalphad/SKILL.md on GitHub (opens in a new tab)
  • pymatgen

    Comprehensive guidance for using pymatgen (Python Materials Genomics) for computational materials science. Covers structure creation and manipulation, file I/O (CIF, POSCAR, XYZ), symmetry analysis, Materials Project API integration, phase diagrams, electronic structure analysis, and DFT input generation. Use when working with crystal structures, materials properties, computational chemistry calc…

    skills/programming/pymatgen/SKILL.md on GitHub (opens in a new tab)
  • python-ase

    Expert assistance with the Atomic Simulation Environment (ASE) Python library for atomistic simulations, including structure building, calculator setup, optimization, dynamics, and analysis

    skills/programming/python-ase/SKILL.md on GitHub (opens in a new tab)
  • python-best-practices

    Expert guidance for writing professional Python code following industry best practices including PEP 8 compliance, testing, type hints, error handling, and modern tooling. Use this skill when writing new Python code, refactoring existing code, setting up Python projects, implementing tests, or ensuring code quality and maintainability. Emphasizes: PEP 8, modularity, DRY principle, TDD, virtual en…

    skills/programming/python-best-practices/SKILL.md on GitHub (opens in a new tab)
  • python-jax

    Expert guidance for JAX (Just After eXecution) - high-performance numerical computing with automatic differentiation, JIT compilation, vectorization, and GPU/TPU acceleration; includes transformations (grad, jit, vmap, pmap), sharp bits, gotchas, and differences from NumPy

    skills/programming/python-jax/SKILL.md on GitHub (opens in a new tab)

Review before you install

A skill is a set of instructions and scripts your agent will follow, and it can run code on your machine. Read the SKILL.md and any scripts first — this listing is not a security review.