Tools

Official Tavily skills: let agents search the web, extract page content, discover site URLs, crawl in bulk and run cited deep research through the Tavily CLI (tvly). Install the CLI first; search and extract have a limited no-login tier, other features need sign-in or an API key.

Lets agents work with Salesforce orgs authorized on your machine: SOQL queries, metadata deploy and retrieve, Apex test runs and permission set assignment, plus toolsets for LWC development. Maintained by Salesforce; authorize your org with the Salesforce CLI first.

MCP for an open-source tax guide library: when answering income tax, VAT and payroll tax questions, agents cite up-to-date guides covering 200+ jurisdictions, some reviewed by named licensed accountants. Hosted, no install. Reference only; check with an accountant before filing.

Lean 4 theorem-proving plugin with workflows to draft, formalize, prove, disprove, review and golf proofs, plus mathlib search, axiom checks and safety guardrails, helping mathematicians and teachers produce machine-checked proofs. Needs Lean 4 and mathlib; pairs well with lean-lsp-mcp.

Open-source accounting for Swedish sole traders and limited companies: 150+ MCP tools let AI categorize bank transactions, draft entries, reconcile and prepare VAT, payroll and year-end filings, all writes needing your approval. Hosted (OAuth) or self-hosted; accountant review advised.

Writes in-depth stock reports and earnings reviews: nine chapters on business, competition, governance, earnings quality and valuation, with DCF and EPV recomputed by script and key figures sourced. PDF output; US, Hong Kong and A-shares. Needs web access and Python; get expert review.

Astronomer's official data engineering plugin: write Airflow DAGs to best practices, debug pipeline failures, trace data lineage, profile warehouse tables and migrate from Airflow 2 to 3, with a built-in Airflow MCP server and session hooks.

Research guardrails for PhD students: reproduce arXiv papers, debug training anomalies with evidence, compare runs at matched epochs, check paper-code consistency, verify BibTeX, find literature gaps and predict reviewer comments. No MCP or extra dependencies; mostly for ML research.

Typed as /bro, has the agent re-explain its previous reply in plain, casual language without answering anything new or calling tools, keeping paths, commands and numbers verbatim and replying in the original language.

Lets agents read and write QuickBooks Online customers, invoices, bills, journal entries and more, and generate balance sheets, P&L and cash flow reports. Official from Intuit; register a developer app for OAuth, then build from source and run locally.

Anthropic's official healthcare plugin for the US system: extract data from clinical notes, assign ICD-10 and CPT/HCPCS codes, review prior auths, screen for fraud and draft trial protocols, with hosted CMS, NPI and PubMed connectors. FHIR access needs API rights; clinicians must review.

Deploys HTML or full-stack projects generated by agents to Tencent Cloud EdgeOne Makers and returns a public URL; supports both the international and China sites. Maintained by Tencent Cloud EdgeOne (formerly EdgeOne Pages MCP); sign in via browser or set an API token.

Two skills for the MCM/ICM and China's CUMCM math modeling contests: solver breaks down problems, picks models from a 95+ scenario decision matrix and gives Python or MATLAB templates; paper coaches abstracts, model validation and formatting from winning papers. Needs Python or MATLAB.

Install the QGIS MCP plugin from the QGIS plugin repository and agents get 125 tools to manage layers, edit features, run processing algorithms, style maps, build layouts and atlases, and run SQL across layers; supports QGIS 3.28 to 4.x. Needs QGIS and uv; no repo download required.

Beancount plain-text accounting in Rust (rledger): validate ledgers, run BQL queries, build balance sheets and income statements, import bank CSV/OFX, track budgets, returns and capital gains. Has an MCP server and ag-rledger (JSON output) for agents. Tax figures need an accountant's review.

Official FinLab quant skill: lets agents use FinLab data (mainly Taiwan stocks, plus US, Japan, Korea and Hong Kong) to write stock-picking strategies, run backtests and analyze factors. Needs a FinLab account (free tier has a daily data cap), Python 3.10+ and uv. Not investment advice.

Connects to Odoo ERP so agents can search, create, update and delete customers, products, invoices and other records in natural language, with aggregations and attachment reading. In production, install the companion MCP module in Odoo; for testing, YOLO mode connects directly.

Lets agents run local ComfyUI workflows to generate images, audio and video, regenerate from earlier results with new parameters, check the queue and switch models. Install and start ComfyUI, then clone this repo and run the server with Python (port 9000 by default).

Connects to self-hosted or managed Nextcloud so agents can manage files, calendars, contacts, notes, Deck boards and mail, and read PDF and Word content (OCR for scans is opt-in); suits teams that value data ownership. Needs a Nextcloud account with an app password, and uv.

Resend's official email CLI: send email and manage domains, API keys, contacts, broadcasts and webhooks, with automatic JSON output outside a terminal and a bundled agent skill. Needs a Resend API key; a free plan is available.

One learn-faster command turns Claude Code into a learning coach: builds a syllabus for your level, schedules spaced review, sets exercises and tracks progress, with an exam-prep mode. Needs uv and Claude Code; Codex: run learn-faster init --agent codex (lighter onboarding).

Three skills for US utility patents: audit a draft against a 316-item checklist before filing, have a subagent play a USPTO examiner to simulate prosecution, then test design-arounds from a competitor's view. Needs Python 3; not legal advice, so have a patent attorney or agent review.

Official Databricks plugin with skills for the CLI and auth, Genie data queries, Apps, Lakebase, Lakeflow jobs and pipelines, Model Serving and DABs deployment, plus hooks for prompt routing, session context and auth failure hints. Needs a Databricks account.

Official Databricks skills guiding agents to build Lakeflow pipelines and jobs, Apps, Lakebase, Vector Search, Model Serving and AI/BI dashboards on the lakehouse. Needs the Databricks CLI.