Herramientas

Anthropic's official K-12 teacher plugin, partly built with Learning Commons: US standards-aligned lesson plans, differentiated lessons, class prep and quick math checks. Skills assume the Learning Commons Knowledge Graph connector; adapt them if you don't have it.

Helps teachers prepare to teach an existing K-12 lesson: walk through the key student tasks together and leave a short teacher prep note. Works for math, English language arts, science and social studies. Official Anthropic skill.

Railway's official CLI: deploy with railway up and manage infrastructure config, with token auth for non-interactive CI runs. The installer can set up the Railway skill and MCP for Claude Code, Codex and others in one step. Needs a Railway account.

Adapts an existing K-12 lesson into below, at and above grade-level versions, producing a teacher differentiation plan and three student handouts as Word documents; can use the Learning Commons Knowledge Graph. Official Anthropic skill.

Creates K-12 lesson plans from scratch aligned to US state standards, with student materials and a classroom observation template as editable Word documents, for math, English language arts, science and social studies. From Anthropic and Learning Commons.

Turns Strunk's The Elements of Style (1918) into a writing skill so agents write docs, commit messages and error messages clearly and concisely. The full text (about 12k tokens) loads only when needed. By the author of Superpowers.

Lets agents read dbt project models, lineage and Semantic Layer metrics, run build, run and test commands, and call the dbt platform Discovery and Admin APIs. Maintained by dbt Labs; Semantic Layer and platform tools need a dbt platform account.

DAIR.AI Academy tutoring plugin: explains a topic step by step at the learner's level, sets practice and recall questions, explains why answers are right or wrong, and drafts study plans. Good for self-learners and for teachers designing tutoring. No external services needed.

DAIR.AI Academy lesson-planning plugin: from a topic or source material, builds an interactive mini-course of 6-8 lessons, each with goals, flashcards and a quiz, plus a final review, citing sources when you supply material. Output is local HTML; no server or account needed.

DAIR.AI learning plugin that turns YouTube lectures and talks into local study material: extracts slide frames, builds timestamped transcripts, and lets you take notes and review in a bundled web viewer. Needs Python, yt-dlp and ffmpeg.

Official DuckDB skills: query local or S3 CSV, Parquet, Excel and JSON files with SQL or plain language, attach databases, convert formats, analyze spatial data and look up documentation. Needs the DuckDB CLI; tested only on macOS and Linux.

Chroma's official MCP: lets agents create and manage collections, add documents, and retrieve them with vector search, full-text search and metadata filters. Connects to in-memory or local persistent stores, self-hosted instances or Chroma Cloud.

Fetches captions and transcripts for YouTube videos and Shorts, with language selection and fallback, optional timestamps and sponsor segments filtered by default. No API key for transcripts; the optional visual analysis tool needs a TwelveLabs API key and a direct video URL.

33 cognitive-science-based tutoring skills for K-12 math and science, exam prep, university subjects, academic writing and job interviews, using Socratic questions and spaced review rather than giving answers. In Chinese and English; copy the skills folder into your agent manually.

Official FSFE command-line tool that checks every file in a project for copyright and license information per the REUSE spec, adds headers in bulk, downloads license texts and generates an SPDX bill of materials. Needs Python; have legal review the results.

Research workbench that turns paper PDFs into a searchable library so Claude Code or Codex can find and close-read papers, draft reviews and manuscripts, answer reviewer comments and check citations. Imports from Zotero and EndNote. Needs Python 3.10+; an LLM API key is optional.

Converts between Markdown, Word, HTML, LaTeX, EPUB and more with Pandoc, exports PDF and PPTX, and can apply a Word template for consistent styling, handy for formatting manuscripts and handouts. Needs Pandoc and uv; PDF export also needs TeX Live.

Give it a YouTube video, web article or PDF link and it extracts the transcript or text, then builds a five-round Ship-Learn-Next action plan saved as Markdown, for self-study. Needs CLI tools such as yt-dlp and pdftotext; videos default to English subtitles.

Turns transcripts, articles or course notes into a Ship-Learn-Next plan: set a 4-8 week goal, split it into five rounds of shippable practice with the first due this week, and add reflection questions per round. Saved as Markdown; prompt-only, nothing else to install.

Resend's official MCP: lets agents send and receive email and manage contacts, broadcasts and sending domains. Use the hosted remote server with OAuth sign-in, or run the npm package locally with a Resend API key.

130+ office skills for contract review, NDAs, job descriptions, offer letters, invoices and expenses, meeting notes, email, and Excel, PowerPoint and PDF work. Writing skills work as-is; Airtable, Slack and other automations need those services. Legal and finance output needs expert review.

Builds a linked three-statement forecast (income statement, balance sheet, cash flow) from 2-3 years of financials and assumptions like growth and gross margin, with base, bull and bear cases, for budgeting and fundraising. Prompt-only; outputs Markdown tables. Have finance review it.

Official ElevenLabs skills: text to speech, speech to text, sound effects and music generation, voice changing, vocal isolation, multilingual dubbing and building voice agents. Needs an ElevenLabs API key.

Official ClickHouse skills: best practices for schema design, primary keys, JOINs and inserts ranked by impact, advice on real-time architecture decisions, in-process SQL and pandas-compatible analysis with chDB, and local and cloud deployment workflows.