# 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 Resources for QA or ML / AI or Data engineering or Data analysis or Writing / Content: 619 items. > - QA: Functional testing, test automation and quality assurance. > - ML / AI: Model training, evaluation and LLM application development. > - Data engineering: Data pipelines, warehouse modeling, ETL and data quality. > - Data analysis: Querying, statistical analysis, reporting and visualization. > - Writing / Content: Writing and editing articles, books, technical docs and social content. - [Zotero MCP](https://hebbmind.com/de/mcp/zotero-mcp.md): [MCP] Connects to your local or cloud Zotero library: search by title, full text or semantics, read PDFs and annotations, add items by DOI and organize collections. Needs Python 3.10+; for local mode, enable the local API in Zotero settings first. - [ExecuteAutomation Playwright MCP Server](https://hebbmind.com/de/mcp/mcp-playwright.md): [MCP] Community Playwright browser automation MCP from ExecuteAutomation (not Microsoft's official one): navigate, click, fill forms, screenshot and scrape page text, plus send HTTP requests, assert network responses and record actions into test code, with 143 device emulations built in. - [avoid-ai-writing](https://hebbmind.com/de/skill/avoid-ai-writing.md): [Skill] Audits and rewrites AI-sounding prose: detects stock phrases using 70+ pattern categories and a tiered replacement word list, with detect-only, rewrite and in-place edit modes and optional voice settings. Rules are calibrated for English. - [SRT Whiteboard Animation](https://hebbmind.com/de/skill/srt-whiteboard-animation.md): [Skill] Turns SRT subtitles into a hand-drawn whiteboard animation on warm paper that follows the narration, exported as MP4, pausing for approval at storyboard, line art and annotation steps. Good for lesson explainers. Needs Python; line art from an image-capable agent or your own. - [Finance Toolkit MCP](https://hebbmind.com/de/mcp/financetoolkit.md): [MCP] From the FinanceToolkit author: computes ratios, valuation, risk and macro indicators with 500+ transparent formulas, for company comparisons and first-pass due diligence. Hosted, no install; enter a Financial Modeling Prep key on first connect (free tier: US stocks, 5 years). Verify results. - [Peekaboo](https://hebbmind.com/de/cli/peekaboo.md): [CLI] macOS screenshot and UI automation CLI: capture the screen, read the accessibility tree for structured UI elements, then click, type, and switch windows and menus. Also runs as an MCP server for Claude Code and Codex. Needs macOS 15+ with Screen Recording and Accessibility permissions. - [Peekaboo](https://hebbmind.com/de/mcp/peekaboo.md): [MCP] macOS screen capture, accessibility-tree inspection and native UI automation, served over MCP so agents can see the screen and click, type and operate menus. Requires macOS 15+ with Screen Recording and Accessibility permissions granted. - [PySceneDetect](https://hebbmind.com/de/cli/pyscenedetect.md): [CLI] Detects shot changes in video and splits long footage into scenes, exporting cut lists and per-scene thumbnails, useful for shot analysis, organizing footage and finding edit points. Runs locally; needs Python 3.10+, plus FFmpeg or mkvmerge for splitting. - [LM Studio CLI (lms)](https://hebbmind.com/de/cli/lms.md): [CLI] LM Studio's official CLI: list, load and unload local models, start and stop the local API server, and check status and logs; ls, ps and other commands support --json output for scripts and agents. Requires the LM Studio desktop app. - [agent-device](https://hebbmind.com/de/mcp/agent-device.md): [MCP] From Callstack: lets coding agents inspect, operate and verify apps on iOS, Android and HarmonyOS simulators and real devices, reading accessibility snapshots, taking screenshots and recordings, and capturing logs and performance data. Ships both a CLI and a built-in MCP server. - [agent-device](https://hebbmind.com/de/cli/agent-device.md): [CLI] From Callstack: lets coding agents drive and verify iOS, Android, HarmonyOS and desktop apps through accessibility snapshots, with taps, form filling, screenshots, logs and performance sampling, plus a built-in MCP server. Requires Node.js 22.12+. - [Excalidraw Diagram Skill](https://hebbmind.com/de/skill/excalidraw-diagram-skill.md): [Skill] Generates hand-drawn-style Excalidraw diagrams (.excalidraw files you can keep editing on excalidraw.com) from text, choosing fan-out, timeline or convergence layouts by how concepts relate. Optional uv and Playwright let the agent render and check layouts; colors live in one file you can restyle. - [Tectonic](https://hebbmind.com/de/cli/tectonic.md): [CLI] Self-contained modern TeX/LaTeX engine based on XeTeX and TeX Live that downloads and caches support files on first build, compiling .tex to PDF in one command without installing a full TeX distribution. - [Asciidoctor](https://hebbmind.com/de/cli/asciidoctor.md): [CLI] Converts AsciiDoc, a Markdown-like plain-text markup, into HTML5, DocBook and man pages, and with official extensions into PDF and EPUB, suited to technical books, textbooks and large manuals. Ruby-based; install with Homebrew on macOS. - [Mermaid CLI](https://hebbmind.com/de/cli/mermaid-cli.md): [CLI] Mermaid's official CLI, mmdc: renders flowcharts, sequence diagrams and other Mermaid definitions to SVG, PNG or PDF, and can batch-convert mermaid code blocks in Markdown into images. Requires Node.js. - [MCPorter](https://hebbmind.com/de/cli/mcporter.md): [CLI] CLI and TypeScript runtime for discovering and calling MCP servers from the terminal and scripts: list tool signatures and call tools directly, or generate a standalone CLI or typed client from a server. Auto-imports existing MCP configs from Claude Code, Codex and others. - [Auto-Empirical Research Skills (AERS)](https://hebbmind.com/de/skill/auto-empirical-research-skills.md): [Skill] Empirical social science skills from Stanford REAP and CoPaper.AI, bundling 77 in-house and third-party collections: topic selection, literature reviews, DID/RD/IV identification, regression tables in Python, Stata or R, robustness audits and paper writing. Stata flows need Stata installed. - [Unlighthouse](https://hebbmind.com/de/cli/unlighthouse.md): [CLI] Runs Google Lighthouse across an entire site (sampling similar pages smartly) and summarizes SEO, performance and accessibility scores page by page in a local web UI; unlighthouse-ci writes reports directly for agents to read. Great for site-wide SEO checkups. Needs Node.js 22.18+. - [YouPlot](https://hebbmind.com/de/cli/youplot.md): [CLI] Draws bar charts, histograms, line charts, scatter plots and box plots in the terminal from CSV/TSV on stdin, so you can glance at data distributions at the end of a shell pipeline. The command is uplot. - [Social Media Skills](https://hebbmind.com/de/skill/social-media-skills.md): [Skill] 17 social media skills from MarTech AI newsletter author Charlie Hills: build a voice profile from an interview and 3-5 past posts, then write LinkedIn posts, Reels scripts, hooks and content matrices, plus Gemini prompts for thumbnails and carousels. Some skills take optional Apify or Gemini keys. - [Notion MCP Server](https://hebbmind.com/de/mcp/notion-mcp-server.md): [MCP] Notion's official self-hosted MCP: uses an integration token to search, read and write pages and data sources, and can read and edit pages as Markdown. Notion now recommends its hosted Remote Notion MCP, and this repo is no longer actively maintained. - [proselint](https://hebbmind.com/de/cli/proselint.md): [CLI] English prose linter that turns usage guides such as Garner's and advice from great writers into rules, flagging clichés, redundancy, bad comparisons and usage errors line by line, with JSON output for agents. Runs locally with Python; English only. - [Basic Memory](https://hebbmind.com/de/mcp/basic-memory.md): [MCP] Stores agent memory as local Markdown notes that both people and AI can read, write, search and link, and you can open them directly in Obsidian. Local-first, open source and free, with a paid cloud sync option. - [mcp-obsidian](https://hebbmind.com/de/mcp/mcp-obsidian.md): [MCP] Uses Obsidian's community Local REST API plugin so agents can list, read, search, append to and delete notes, and insert content at a heading, block reference or frontmatter field. Install that plugin and configure its API key first. - [Gemini API Dev](https://hebbmind.com/de/skill/gemini-api-dev.md): [Skill] Teaches agents to code against the latest Gemini API and Python/TypeScript SDKs: multi-turn chat, function calling, structured output, and image and speech generation, while avoiding deprecated older models. Maintained by Google's Gemini team. - [Gemini Skills](https://hebbmind.com/de/skill/gemini-skills.md): [Skill] Gemini API development skills: gemini-api-dev (core API and SDKs), gemini-live-api-dev (real-time bidirectional audio/video streaming) and gemini-omni-flash-api (Omni video generation and editing), filling in APIs released after model training cutoffs. Maintained by Google's Gemini team. - [Simple English](https://hebbmind.com/de/skill/simple-english.md): [Skill] Writes or rewrites English docs in the spirit of ASD-STE100 Simplified Technical English: short sentences, active voice, condition before command, one word one meaning, terms defined at first use. Plain mode by default, Strict mode for STE compliance, plus a rule-by-rule check mode. - [AntV MCP Server Chart](https://hebbmind.com/de/mcp/mcp-server-chart.md): [MCP] Generates 26+ chart types with AntV, including line, bar, Sankey, word cloud, mind map and pivot table, returning image links. Officially maintained by Ant Group's AntV team; uses a public rendering service by default and can be self-hosted. - [diff-pdf](https://hebbmind.com/de/cli/diff-pdf.md): [CLI] Visually compares two PDFs page by page: reports differences via exit code, writes a PDF with differences highlighted, or opens a GUI for side-by-side review. Useful for checking contract or generated-document revisions. No longer actively developed. - [Excel MCP Server](https://hebbmind.com/de/mcp/excel-mcp-server.md): [MCP] Create, read and modify xlsx workbooks without Microsoft Excel installed: formulas, formatting and conditional formatting, charts, pivot tables and tables. Runs locally over stdio or as a remote HTTP service. - [Jupyter Book](https://hebbmind.com/de/cli/jupyter-book.md): [CLI] Builds Markdown and Jupyter notebooks into online textbook sites with a TOC, math, citations and cross-references, plus publication-quality PDF export; popular for course notes. A Jupyter subproject installed via pipx or npm; PDF export needs Typst or LaTeX. - [Drama Skills](https://hebbmind.com/de/skill/drama-skills.md): [Skill] 11 skills covering the full AI short-drama and motion-comic pipeline: source analysis, episode scripts, visual design, storyboards, image and video prompts, production, editing and review. Image and video generation needs paid API keys (e.g. Seedance, MiniMax); requires Python 3.9+ and ffmpeg. - [NotFair Plugin](https://hebbmind.com/de/plugin/notfair-plugin.md): [Plugin] Open-source marketing plugin with 48 skills: SEO and AI search optimization (GEO), GA4 and Search Console analysis, ad diagnostics for Google, Meta, X, LinkedIn, Reddit and TikTok, and WordPress upkeep. Some SEO skills need only a URL; live data requires NotFair OAuth and linked accounts. - [lychee](https://hebbmind.com/de/cli/lychee.md): [CLI] Fast async link checker written in Rust that scans websites and Markdown, HTML and other files for broken links and email addresses, with JSON output, config files and an official GitHub Action, often wired into docs CI. - [Hugging Face CLI](https://hebbmind.com/de/cli/huggingface-hub.md): [CLI] Hugging Face's official hf CLI: search, download and upload models and datasets, manage repos and storage buckets, and run jobs on Hugging Face's cloud. Output adapts automatically for agents, and hf skills add installs companion skills. Uploads and similar actions need a login. - [AiPy](https://hebbmind.com/de/cli/aipyapp.md): [CLI] Knownsec's open-source Python-use agent: describe a task in plain language and it writes and runs Python on your machine, e.g. tidying Excel files, summarizing attendance or screening resumes. Needs Python 3.11+ and a model API key such as DeepSeek; code runs locally, so back up important files. - [NVIDIA Agent Skills](https://hebbmind.com/de/skill/nvidia-skills.md): [Skill] NVIDIA's official, verified catalog of hundreds of skills covering CUDA-X libraries, NeMo training, NIM and Dynamo inference, RAG blueprints, Jetson, Omniverse and robotics simulation. The install adds only nvidia-skill-finder, which recommends other skills and installs them once you confirm. - [NVIDIA Agent Skills](https://hebbmind.com/de/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. - [Camelot](https://hebbmind.com/de/cli/camelot.md): [CLI] Open-source PDF table extraction with a camelot CLI: exports tables from financial reports, bank statements and statistical reports to Excel, CSV or Markdown, with an accuracy score. Needs Python 3.10+; handles text-based PDFs by default, scans need the ml and ocr extras. Double-check results. - [DBHub](https://hebbmind.com/de/mcp/dbhub.md): [MCP] One server connecting PostgreSQL, MySQL, MariaDB, SQL Server, Oracle and SQLite, exposing just two tools by default to save context, with read-only mode and SSH tunneling. From Bytebase. - [qsv](https://hebbmind.com/de/cli/qsv.md): [CLI] Fast Rust toolkit for tabular data with nearly 80 subcommands for querying, stats, cleaning, validation, joins and format conversion on CSV and Excel. Also offers an MCP server and a Claude Cowork plugin. - [AI Marketing Skills](https://hebbmind.com/de/skill/ai-marketing-skills.md): [Skill] Marketing and sales workflows open-sourced by Single Brain: expert-panel content scoring, cold email optimization, turning podcasts and long videos into shorts and social posts, YouTube competitor analysis, decks and financial scenarios, mostly with Python scripts. Some need Gemini or YouTube keys. - [Sepia](https://hebbmind.com/de/skill/sepia.md): [Skill] Removes AI tone from writing: fiction gets narrative structure fixed before discourse and wording, while release notes, postmortems, tickets, tech articles and long-form features each have their own rules. Modes: write, diagnose, minimal edit or full rewrite; also calibrated for Chinese. - [Google Analytics MCP Server](https://hebbmind.com/de/mcp/google-analytics-mcp.md): [MCP] Query Google Analytics 4 in natural language: read account and property info and run standard, funnel and realtime reports. Official from Google Analytics (experimental); requires Google Cloud Application Default Credentials. - [Browserbase Skills](https://hebbmind.com/de/skill/browserbase-skills.md): [Skill] Browserbase's official skills: drive a local or cloud browser with the browse CLI for web scraping and search, turning site traffic into an OpenAPI spec, adversarial UI testing and competitor research. Cloud features need a Browserbase account. - [Obsidian Visual Skills Pack](https://hebbmind.com/de/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. - [Research Writing Assistant](https://hebbmind.com/de/skill/research-writing-skill.md): [Skill] Thesis workflow for undergrad and grad students: Q&A to settle topic and outline, then chapter drafting, literature reviews, pre-submission self-review and AI-tone polishing, with modules for law, medicine and social sciences. Outputs Markdown or compilable LaTeX; won't fabricate citations. - [Finance Skills](https://hebbmind.com/de/plugin/finance-skills.md): [Plugin] Plugin marketplace for investment research: six plugin groups covering yfinance market data, earnings previews and recaps, DCF valuation, option payoff charts, ETF premiums, read-only news from X, Discord and other social sources, and TradingView data. Research only, not investment advice. - [Ars Contexta](https://hebbmind.com/de/plugin/arscontexta.md): [Plugin] Learns your domain and working style over a few rounds of conversation, then generates a personalized Markdown knowledge system (folders, note templates, processing pipelines, hooks and maps) so agents remember knowledge across sessions. First setup takes about 20 minutes and is token-heavy. - [Agent Toolkit for AWS](https://hebbmind.com/de/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. Next page: https://hebbmind.com/de/tools.md?page=8&profession=qa%2Calgorithm%2Cdata-engineering%2Cdata%2Cwriting