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Trading research agent from HKU's HKUDS whose MCP server offers 70+ tools for quotes, financials, backtesting and research across A-shares, Hong Kong and US stocks and crypto. Needs local Python; HK, US and crypto research need no API key. For research only; not investment advice.

Local model gateway that routes requests from Claude Code, Codex and other coding agents to providers like DeepSeek, Kimi, Gemini and OpenRouter, with failover, rule-based routing and request logs. Bring your own API keys.

Alibaba's open-source Java production diagnostics tool: inspect method arguments and timing, threads and GC, class loading and decompiled code, and generate flame graphs without changing code or restarting the JVM. Supports JDK 8+ via an interactive CLI.

Official CLI for Tencent's open-source knowledge base platform WeKnora: upload documents, manage knowledge bases, run hybrid search and answer questions from them, or serve as a read-only MCP. Needs your own WeKnora deployment and a source build with Go 1.26+.

Claude Code plugin for Next AI Draw.io that starts its Draw.io MCP server via npx. Generate and edit flowcharts, architecture and sequence diagrams in plain language, with live browser preview, version history and .drawio export. Needs Node.js.

Lets agents create and edit draw.io diagrams such as flowcharts and architecture diagrams in plain language, with live browser preview, version history and export to .drawio, PNG or SVG. Includes an embedded server; runs locally with no API key.

Command runner that saves and runs project commands in a justfile, with make-inspired but simpler syntax. Agents can use just --list to discover a project's build, test and deploy commands and run them directly.

HashiCorp's secrets management system: the vault CLI reads and writes secrets, issues dynamic database and cloud credentials on demand, encrypts and decrypts data, and manages leases and revocation. Needs a reachable Vault server.

Lightweight command-line JSON processor that slices, filters, maps and transforms JSON with concise expressions and no runtime dependencies. A staple for agents parsing API responses and logs.

Polyglot dev environment manager: declare Node, Python, Go and other tool versions, environment variables and project tasks in mise.toml; mise exec and mise run install tools on demand and run them, with one config shared by local and CI.

Community-maintained cybersecurity skill library: 800+ skills across 34 domains including threat hunting, incident forensics, penetration testing and cloud security, mapped to MITRE ATT&CK and NIST CSF. Not by Anthropic; offensive skills are for authorized testing only.

Terminal multiplexer written in Rust, an alternative to tmux, with layout files, floating and stacked panes, WebAssembly plugins and a built-in web client. Handy for running several agent sessions at once.

Competitive analysis skill from Anthropic's official marketing plugin: researches competitor websites, pricing, recent news and content strategy, compares positioning and messaging, and lists content gaps, opportunities and threats; can also produce sales battlecards. Needs web search.

Guides you through creating a plugin from scratch or customizing an existing plugin's connectors, skills and settings for your team's tools and workflows, producing an installable plugin package. Maintained by Anthropic; runs in Cowork mode in the Claude desktop app.

Quickly pre-screens incoming NDAs and sorts them green, yellow or red into standard approval, legal review or full review, focusing on non-competes, non-solicitation and missing carve-outs. Part of Anthropic's official legal plugin.

Breaks budget-versus-actual, year-over-year and month-over-month variances into volume, price and mix drivers, filters by materiality thresholds, writes variance commentary and provides waterfall breakdowns for monthly business reviews. From Anthropic's official finance plugin.

Tax prep for US small business owners: estimates quarterly taxes from QuickBooks, Xero or an uploaded P&L, and at year end lists contractors paid over $600 for 1099-NEC, flagging missing W-9s, for your accountant. US federal only; books must be closed. Not tax advice. From Anthropic.

Writes stakeholder updates by audience and cadence: weekly or monthly reports, launch announcements or risk escalations, and can rewrite the same progress as an executive summary, an engineering deep dive or a customer-facing version. From Anthropic's official product-management plugin.

Tracks the hiring funnel through sourcing, screening, interviews, debrief and offer, watching stage time and conversion, source effectiveness, offer acceptance and time to hire. With an ATS connected it pulls candidate data and updates status. A brief skill from Anthropic's human-resources plugin.

Apollo.io's official plugin: describe your ideal customer profile in plain language to find prospects, enrich contacts with emails, phone numbers and company data, and bulk-add them to outreach sequences. Connects to Apollo's remote MCP; needs an Apollo account, and enrichment uses credits.

Answers employee policy questions in plain language, such as PTO, benefits, expenses, travel and remote work, with sources cited. Paste the handbook into the chat, or connect Notion, Confluence or another knowledge base to search automatically, cutting repeat HR questions. Official from Anthropic.

Generates people analytics reports from employee data: headcount snapshots, voluntary and involuntary attrition, diversity metrics, spans of control and flight risk, with findings and recommendations for leadership. Needs an uploaded employee CSV or a connected HRIS. Official from Anthropic.

Performance review season helper: generates self-review and manager review templates and calibration materials, summarizes rating distributions and promotion cases, and rewrites vague feedback into specific behavioral examples. Works in plain chat. Official from Anthropic.

Checks hours before payroll for US small businesses: totals regular time, overtime and PTO from Gusto, QuickBooks Payroll or timesheets, and flags missed punches, overtime anomalies, rate changes and mid-period hires or exits. Prepares only, never runs payroll. Official from Anthropic.