# Tools > Every listed resource, editors’ picks first. The filters below can be combined. - Search: append `?q=` to the URL. Separate several keywords with spaces; all of them must match. Matches name, repository, tags, professions, description and README. - Filter by type: append `?type=` to the URL. - Filter by profession: append `?profession=` to the URL. Separate several ids with commas; a resource matches when it suits any of them. Ids are listed at https://hebbmind.com/api/v1/professions - Filter by tag: append `?tag=` to the URL. Separate several tags with commas; a resource must carry all of them. Tags are listed at https://hebbmind.com/api/v1/tags Type Plugin, Resources for QA or ML / AI or Teachers / Students: 77 items. > - QA: Functional testing, test automation and quality assurance. > - ML / AI: Model training, evaluation and LLM application development. > - Teachers / Students: Lesson prep, quizzes, grading and course materials; self-study and exam prep. - [document-skills](https://hebbmind.com/plugin/anthropics-skills.md): [Plugin] Anthropic's document skills, the implementation behind Claude's file features: create, edit and analyze Word, Excel, PowerPoint and PDF files, including tracked changes, comments, formulas and form filling. Source-available, not under an open-source license. - [Code Review](https://hebbmind.com/plugin/code-review.md): [Plugin] Reviews pull requests with several parallel subagents, scores each finding by confidence to filter out false positives, and can post the results as PR comments. Official Anthropic plugin; requires a logged-in GitHub CLI. - [prompts.chat](https://hebbmind.com/plugin/prompts-chat.md): [Plugin] Official Claude Code plugin for the prompts.chat library: search prompts and Agent Skills from your coding assistant, fill in variables and improve prompts with AI. Includes commands, subagents and a remote MCP; saving your own prompts needs an API key. - [PR Review Toolkit](https://hebbmind.com/plugin/pr-review-toolkit.md): [Plugin] Six specialized review subagents that check comment accuracy, test coverage, silent failures, type design, code style and simplification opportunities. Run them individually or all at once. Official Anthropic plugin. - [Plugin Dev](https://hebbmind.com/plugin/plugin-dev.md): [Plugin] Toolkit for building Claude Code plugins: 7 skills on plugin structure, hooks, MCP integration, commands, subagents and skill writing, a guided eight-phase create command, and subagents for agent generation, plugin validation and skill review. Maintained by Anthropic. - [Agent SDK Dev](https://hebbmind.com/plugin/agent-sdk-dev.md): [Plugin] Scaffolds a Claude Agent SDK project in Python or TypeScript interactively with /new-sdk-app, then a verifier agent checks dependencies, config and code against official best practices. Maintained by Anthropic. - [Explanatory Output Style](https://hebbmind.com/plugin/explanatory-output-style.md): [Plugin] Recreates the deprecated Explanatory output style with a SessionStart hook: adds Insight notes before and after code that explain implementation trade-offs and codebase conventions. Official Anthropic plugin; uses extra tokens. - [Learning Output Style](https://hebbmind.com/plugin/learning-output-style.md): [Plugin] Learning mode: at key decision points such as business logic or error handling, asks you to write 5-10 lines of code yourself while explaining the trade-offs. Official Anthropic plugin built on a SessionStart hook; uses extra tokens. - [Agent Skills](https://hebbmind.com/plugin/agent-skills.md): [Plugin] Addy Osmani's production-grade engineering skill pack covering spec, planning, implementation, testing, review and shipping, with commands like /spec, /plan, /build, /test, /review and /ship. Supports both Claude Code and Codex. - [Ruflo](https://hebbmind.com/plugin/ruflo.md): [Plugin] Multi-agent orchestration framework for Claude Code and Codex, formerly Claude Flow: swarm coordination, self-learning memory and cross-machine federated communication. The marketplace offers 30+ plugins; full features need npx ruflo init. - [career-ops](https://hebbmind.com/plugin/career-ops.md): [Plugin] Job search system that runs in your local AI coding CLI: scans job portals, scores roles with a structured A-H evaluation and a 1-5 rating, flags fake listings, tailors ATS resumes and cover letters, and tracks applications. Never submits for you. Needs Node.js. - [Chrome DevTools MCP](https://hebbmind.com/plugin/chrome-devtools-mcp.md): [Plugin] Official Chrome plugin bundling the Chrome DevTools MCP with debugging skills for accessibility, LCP and memory leaks: lets agents drive and inspect a real Chrome and analyze network requests, console logs and performance traces. Collects usage stats by default; can be disabled. - [Academic Research Skills](https://hebbmind.com/plugin/academic-research-skills.md): [Plugin] End-to-end academic paper plugin: deep research and literature review, writing, multi-perspective simulated peer review, revision and finalization, pausing for your approval at each stage, with built-in citation verification and integrity checks. Licensed CC BY-NC. - [Obsidian Skills](https://hebbmind.com/plugin/obsidian-skills.md): [Plugin] From Obsidian CEO Steph Ango (kepano): teaches agents to write Obsidian-flavored Markdown, Bases and Canvas files and work with vaults through the Obsidian CLI, plus skills like web page content extraction. Also installable into Codex and other agents via npx skills. - [agent-browser](https://hebbmind.com/plugin/agent-browser.md): [Plugin] Browser automation plugin from Vercel Labs: agents drive Chrome through accessibility tree snapshots and element refs to navigate, click, fill forms and take screenshots, for web testing and exploratory QA. Install the agent-browser CLI first (npm, Homebrew or Cargo). - [Playwright](https://hebbmind.com/plugin/playwright.md): [Plugin] Wraps Microsoft's Playwright MCP so agents can drive a real browser to navigate, click, fill forms and take screenshots for end-to-end tests and page checks. In Anthropic's official marketplace; needs Node.js. - [Session Report](https://hebbmind.com/plugin/session-report.md): [Plugin] Official Anthropic plugin that reads local session logs in ~/.claude/projects and generates an interactive HTML usage report covering tokens, cache hit rate, subagents, skills and the most expensive prompts, with optimization tips. Needs Node.js. - [Pyright LSP](https://hebbmind.com/plugin/pyright-lsp.md): [Plugin] Connects Claude Code to the Pyright language server for static type checking and code intelligence in Python. Install pyright first with npm, pip or pipx. Official Anthropic plugin. - [Skill Creator](https://hebbmind.com/plugin/skill-creator.md): [Plugin] Creates or improves Agent Skills from scratch: writes eval cases to test them, runs benchmarks with variance analysis, and tunes descriptions for more accurate triggering. Maintained by Anthropic. - [MCP Server Dev](https://hebbmind.com/plugin/mcp-server-dev.md): [Plugin] Designs and builds MCP servers: first picks a deployment model among remote HTTP, MCPB bundles and local stdio, then guides tool design, auth and in-chat interactive components. Maintained by Anthropic. - [Math Olympiad](https://hebbmind.com/plugin/math-olympiad.md): [Plugin] Official Anthropic plugin that solves competition math such as IMO and Putnam problems, with adversarial checks by an independent verifier that only sees the clean proof. Gives up explicitly rather than bluffing when unsure, and outputs LaTeX/PDF once verified. - [Accessibility Compliance](https://hebbmind.com/plugin/accessibility-compliance.md): [Plugin] Accessibility review plugin with an audit command, a UI validation subagent, and WCAG 2.2 and screen reader testing skills. Before design reviews or launch, the agent checks contrast, keyboard use and screen reader support and suggests fixes. For Claude Code; automated checks need Node.js. - [Quantitative Trading](https://hebbmind.com/plugin/quantitative-trading.md): [Plugin] Quant trading plugin from the wshobson/agents marketplace: quant analyst and risk manager subagents plus backtesting and risk metrics skills for strategy backtests, portfolio optimization and risk measures like VaR, Sharpe ratio and max drawdown. Needs local Python; not investment advice. - [Machine Learning Ops](https://hebbmind.com/plugin/machine-learning-ops.md): [Plugin] MLOps plugin from the wshobson/agents marketplace: data scientist, ML engineer and MLOps engineer subagents and a /ml-pipeline command that runs the pipeline in phases from data analysis and training to deployment and monitoring, plus ML pipeline and recommender system skills. - [Agent Teams](https://hebbmind.com/plugin/agent-teams.md): [Plugin] Orchestrates multi-agent teams using Claude Code's experimental Agent Teams feature: parallel multi-angle code review, competing-hypothesis debugging and feature work split by file ownership. Enable CLAUDE_CODE_EXPERIMENTAL_AGENT_TEAMS first. - [LLM Application Dev](https://hebbmind.com/plugin/llm-application-dev.md): [Plugin] Plugin for building LLM apps: LangGraph agents with memory and tool use, hybrid-search RAG, vector index tuning, prompt optimization and LLM evaluation. Includes 3 subagents and 8 skills. - [TDD Workflows](https://hebbmind.com/plugin/tdd-workflows.md): [Plugin] Test-driven development plugin: /tdd-workflows:tdd-cycle and related commands move through red-green-refactor phases with a checkpoint for approval at each, plus TDD orchestrator and code reviewer subagents. Part of the wshobson/agents marketplace. - [Awesome Claude Code Subagents](https://hebbmind.com/plugin/awesome-claude-code-subagents.md): [Plugin] 160+ specialized Claude Code subagents, packaged as plugins in 10 categories such as core development, languages, infrastructure, testing and security, and data and AI, so you install only what you need. - [Google Skills](https://hebbmind.com/plugin/google-skills.md): [Plugin] Google's official skill library and plugin marketplace: nearly 150 skills focused on Google Cloud (GKE, BigQuery, Cloud Run, IAM and more), plus 17 product plugins pairing skills with MCP for Cloud SQL, Spanner, AlloyDB, BigQuery, GCS and others. - [Agent Skills for Context Engineering](https://hebbmind.com/plugin/agent-skills-for-context-engineering.md): [Plugin] Context and harness engineering skills covering context compression and optimization, multi-agent architectures, memory systems, tool design and LLM-as-judge evaluation, activated automatically by task. Aimed at building production-grade agent systems. - [AI Research Skills](https://hebbmind.com/plugin/ai-research-skills.md): [Plugin] Plugin marketplace for AI research with nearly 100 skills in 23 categories, from ideation, fine-tuning and post-training to distributed training, inference serving, evaluation and paper writing, coordinated end to end by the autoresearch skill. - [ARS-Codex](https://hebbmind.com/plugin/academic-research-skills-codex.md): [Plugin] Codex-native version of Academic Research Skills: one skill chains topic selection and literature review, drafting, simulated peer review, revision guidance and experiment planning, with citation verification and integrity checks. For grad students and faculty. Needs Codex; CC BY-NC 4.0 license. - [Hugging Face Skills](https://hebbmind.com/plugin/huggingface-skills.md): [Plugin] Lets agents work with the Hugging Face Hub through the hf CLI: search and download models and datasets, manage repos and Spaces, and run training and evaluation jobs on cloud GPUs, with more workflow skills installable as needed. Maintained by Hugging Face. - [Law Student](https://hebbmind.com/plugin/law-student.md): [Plugin] Anthropic's official study plugin for law students: Socratic questioning, case briefs, outline building, IRAC essay feedback, flashcards and jurisdiction-specific bar prep plans. Deliberately guides thinking instead of writing for the student. - [Legal Clinic](https://hebbmind.com/plugin/legal-clinic.md): [Plugin] Anthropic's official plugin for US law school clinics: faculty set clinic rules once, then students use it for structured intake, first drafts, IRAC memo scaffolds, deadline tracking and end-of-term handoffs. It scaffolds; students analyze. Check data retention first; supervisors review output. - [Harness](https://hebbmind.com/plugin/harness.md): [Plugin] Say build a harness for this project and it designs a domain-specific agent team, generating subagent definitions, companion skills and orchestration, validates them and keeps evolving them from feedback. Supports workflow orchestration, persistent agent teams and subagent delegation. - [Trail of Bits Skills](https://hebbmind.com/plugin/trailofbits-skills.md): [Plugin] Plugin marketplace from security firm Trail of Bits with 40+ plugins for code auditing, CodeQL/Semgrep static analysis, variant analysis, supply-chain risk, smart contract security and reverse engineering. Codex can load it directly too. - [Zotero](https://hebbmind.com/plugin/zotero.md): [Plugin] OpenAI's official Codex plugin that uses the local API of the Zotero desktop app to search your library, export BibTeX, insert citations into LaTeX or Markdown drafts, and import new references after you confirm. Requires Zotero desktop. - [Outlook Calendar](https://hebbmind.com/plugin/outlook-calendar.md): [Plugin] OpenAI's official Codex plugin for Outlook Calendar: summarizes your day, compares availability across people, preps meetings, explains busy and tentative states, and creates, reschedules or cancels meetings. Requires Codex with a ChatGPT sign-in and a Microsoft account. - [Google Calendar](https://hebbmind.com/plugin/google-calendar.md): [Plugin] OpenAI's official Codex plugin for Google Calendar: summarize today's schedule, compare availability across people, prep for meetings, and create, edit or delete events. Requires signing in to Codex with ChatGPT and authorizing your Google account. - [Test Android Apps](https://hebbmind.com/plugin/test-android-apps.md): [Plugin] Reproduces issues on the Android emulator: installs builds, drives the UI with adb, dumps the UI tree, takes screenshots, captures logcat, and gathers performance evidence with Simpleperf and Perfetto. OpenAI's official Codex plugin; needs the Android SDK. - [Consensus](https://hebbmind.com/plugin/consensus.md): [Plugin] Consensus's official Codex plugin: uses its remote MCP to search 220 million peer-reviewed papers for literature reviews, bibliographies, research gap analysis and cited writing. Needs a Consensus sign-in; the free tier returns a limited number of results. - [Microsoft Teams](https://hebbmind.com/plugin/teams.md): [Plugin] OpenAI's official Codex plugin for Microsoft Teams: summarizes chats and channel messages, pulls out action items, and drafts channel replies or meeting follow-ups. Requires signing in to Codex with ChatGPT and authorizing a Microsoft account. - [OpenAI Developers](https://hebbmind.com/plugin/openai-developers.md): [Plugin] Build with OpenAI best practices inside Codex: call the OpenAI API, build and deploy agents with the Agents SDK, create ChatGPT apps and prepare submission materials, and create API keys directly. Maintained by OpenAI; Codex only. - [Claude Scholar](https://hebbmind.com/plugin/claude-scholar.md): [Plugin] Semi-automated research assistant for CS and AI researchers that links ideation, Zotero literature management, experiment analysis and reporting, paper writing and reviewer responses, and keeps project knowledge in Obsidian. Branches for Codex and other agents exist. - [NVIDIA Agent Skills](https://hebbmind.com/plugin/nvidia-skills.md): [Plugin] NVIDIA's official plugin that finds and installs the right skills from NVIDIA's catalog for your task, spanning CUDA acceleration, NIM inference, NeMo training, RAG blueprints, Omniverse simulation and robotics. Listed in both the Claude and Codex official marketplaces. - [Obsidian Visual Skills Pack](https://hebbmind.com/plugin/axton-obsidian-visual-skills.md): [Plugin] Visualization skills for Obsidian that turn text into Excalidraw hand-drawn diagrams, Mermaid charts and Obsidian Canvas mind maps. Marked experimental by the author; the Excalidraw skill needs the matching Obsidian plugin. - [Playwright Skill](https://hebbmind.com/plugin/playwright-skill.md): [Plugin] Lets agents write and run Playwright scripts on the fly for browser automation: page tests, UX checks and multi-step flows, opening a visible browser by default and auto-detecting local dev servers. After installing the plugin, run npm run setup in the skill directory. - [Agent Toolkit for AWS](https://hebbmind.com/plugin/agent-toolkit-for-aws.md): [Plugin] AWS's generally available agent toolkit and plugin marketplace: plugins such as aws-core, aws-agents and aws-data-analytics bundle the AWS MCP Server with evaluated skills for IaC, serverless, containers and billing. Calling AWS APIs requires configured credentials. - [TDD Guard](https://hebbmind.com/plugin/tdd-guard.md): [Plugin] Uses hooks to enforce test-driven development in Claude Code: blocks implementation without a failing test, prevents code beyond what tests require, and can use lint results to push refactoring. Needs Node.js 22+. Still maintained, but the author suggests its successor Probity for new projects. Next page: https://hebbmind.com/tools.md?page=2&type=plugin&profession=qa%2Calgorithm%2Ceducation