Learning and teaching

8,022 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

openspec-onboard

04

Fission-AI/OpenSpec

Skill Claude CodeCodex

Guided onboarding for OpenSpec - walk through a complete workflow cycle with narration and real codebase work.

not rated 67k +235 2d ago A 26 tokens original MIT

write-concept

05

leonardomso/33-js-concepts

Skill Claude CodeCodex

Write or review JavaScript concept documentation pages for the 33 JavaScript Concepts project, following strict structure and quality guidelines.

not rated 67k +2 1mo ago A 27 tokens original MIT

claude-code-guide

06

asgeirtj/system_prompts_leaks

Agent

You are the Claude guide agent. Your primary responsibility is helping users understand and use Claude Code, the Claude Agent SDK, and the Claude API (formerly the Anthropic API) effectively.

not rated 64k +124 2d ago A 0 tokens original CC0-1.0

check-understanding

07

rohitg00/ai-engineering-from-scratch

Skill Claude CodeCodex

Phase quiz for AI Engineering from Scratch. Trigger with "quiz me", "test phase", "check my understanding", "do I know phase 3", or /check-understanding .

not rated 52k +644 4d ago A 44 tokens original MIT

rohitg00/ai-engineering-from-scratch

Skill Claude CodeCodex

AI-native tutor and onboarding workflow for the four independent Claude certification tracks in AI Engineering from Scratch. Use when a learner wants to choose a Claude certification, prepare for CCAO-F, CCDV-F, CCAR-F, or CCAR-P, resume a certification path, learn the next lesson interactively, run and verify…

not rated 52k +644 4d ago A 109 tokens original MIT

find-your-level

09

rohitg00/ai-engineering-from-scratch

Skill Claude CodeCodex

Interactive quiz that maps your AI/ML knowledge to a starting point in the 523-lesson, 20-phase AI Engineering from Scratch curriculum. Trigger phrases: "where should I start", "find my level", "what do I know", "which phase", "assess my knowledge", "placement test", "skip ahead".

not rated 52k +644 4d ago A 71 tokens original MIT

DeepTutor

10

HKUDS/DeepTutor

Skill Claude CodeCodex

Skill "DeepTutor" from HKUDS/DeepTutor, covering deeptutor cli skill, when to use, prerequisites, commands and chat & capabilities.

not rated 38k +373 2d ago A 0 tokens original Apache-2.0

add-jit-kernel

11

sgl-project/sglang

Skill Claude CodeCodex

Step-by-step tutorial for adding a new lightweight JIT CUDA kernel to sglang's jitkernel module.

not rated 34k +132 today A 27 tokens original Apache-2.0

feynman-perspective

12

alchaincyf/nuwa-skill

Skill Claude CodeCodex

An AI perspective guide based on Richard Feynman's writings, talks, and life stories. It tests whether an explanation is truly understood by reducing it to simple language, concrete examples, and checks that could prove it wrong.

not rated 32k +151 10d ago A 212 tokens original MIT

gws-classroom

13

googleworkspace/cli

Skill Claude CodeCodex

Google Classroom: Manage classes, rosters, and coursework.

not rated 31k +40 9d ago A 17 tokens original Apache-2.0

blog-post

14

langchain-ai/deepagents

Skill Claude CodeCodex ✓ vendor

Writes and structures long-form blog posts, creates tutorial outlines, and optimizes content for SEO with cover image generation. Use when the user asks to write a blog post, article, how-to guide, tutorial, technical writeup, thought leadership piece, or long-form content.

not rated 29k +104 today A 58 tokens original MIT

virgiliojr94/book-to-skill

Instructions file

Claude Code instructions for virgiliojr94/book-to-skill, a project described as: Turn any technical book PDF into a Claude Code skill — ready to study, reference, and use while you work.

not rated 28k +579 2d ago A 30 tokens original MIT

book-to-skill

16

virgiliojr94/book-to-skill

Skill Claude CodeCodex

Converts books and documents (PDF, EPUB, DOCX, HTML, Markdown, plain text, RTF, MOBI/AZW with Calibre) into structured agent skills, extracting frameworks, mental models, principles, techniques, and anti-patterns. Use when the user wants to study a document through GitHub Copilot CLI, Amp, Claude Code, or Hermes…

not rated 28k +579 changed yesterday C 98 tokens original MIT

baoyu-comic

17

JimLiu/baoyu-skills

Skill Claude CodeCodex

A tool for creating original educational comics that explain knowledge or ideas through multiple illustrated panels. It supports different art styles and tones and can create several comics in one batch.

not rated 26k +70 2mo ago A 61 tokens original MIT

promptfoo

18

promptfoo/promptfoo

Plugin Claude Code

Bundles 3 skills · 284 tokens together

Teaches AI coding agents to connect providers and targets, write promptfoo eval suites, and set up or run red team scans.

not rated 25k +57 today A tokens not measured original MIT

p5.js AGENTS.md

19

processing/p5.js

Instructions file CodexOpenCode

AGENTS.md instructions for processing/p5.js, covering detailed guidelines for ai coding assistants and agents, generating any analysis of the codebase, stop signs for agents, character and tone and who you are in this conversation.

not rated 24k +10 yesterday B 4,651 tokens LGPL-2.1

teach-me

20

claude-code-best/claude-code

Skill Claude CodeCodex

Personalized 1-on-1 AI tutor. Diagnoses level, builds learning path, teaches via guided questions, tracks misconceptions. Use when user wants to learn/study/understand a topic, says 'teach me', 'help me understand', or invokes /teach-me.

not rated 22k 11d ago A 59 tokens

manim-video

21

browser-use/video-use

Skill Claude CodeCodex

Production pipeline for mathematical and technical animations using Manim Community Edition. Creates 3Blue1Brown-style explainer videos, algorithm visualizations, equation derivations, architecture diagrams, and data stories. Use when users request: animated explanations, math animations, concept visualizations…

not rated 24k 4d ago A 87 tokens original MIT

teach-me

22

danielmiessler/LifeOS

Command

Interactive voice-narrated tutorial on the current conversation topic (or a named one) — ASCII diagrams, spoken lesson content, one question per beat, quizzes. Routes to the Teach skill's Teach workflow. USE WHEN /teach-me, teach me, tutorial, quiz me, learn mode. NOT FOR plain written explanations with no dialogue…

not rated 19k 20d ago A 74 tokens original MIT

windmill-labs/windmill

Cursor rule

This guide documents the complete tutorial infrastructure in Windmill's frontend, enabling developers to create new interactive tutorials without re-exploring the codebase.

not rated 18k today A 3,888 tokens

live-tutorial

24

leon-ai/leon

Skill Claude CodeCodex

Create an annotated MP4 tutorial from real screenshots of a workflow on the owner's computer. Use only when the owner explicitly asks for a tutorial video, not merely when they ask to watch an action happen live.

not rated 17k today A 45 tokens original MIT

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: