Directory
Skills and plugins
Search the directory and filter by grade or ecosystem. Live entries are A, B, C and D. No F grades are published yet. 15739 entries are listed. Only entries the scanner has graded are listed.
Grades are a hygiene check, not a security guarantee.
This grade is a hygiene screen, not proof of safety.
Showing 3551 to 3600 of 8,463 Grade B entries. Page 72 of 170.
Listed A to Z by name.
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Grade B, Minor notes only, Circle
Nullcost Plugin (Plugin)
Compatibility: Not stated.
Auto-use Nullcost for developer service/provider questions about free tiers, free trials, cheap pricing, hosting, auth, databases, email, Node, Next.js, SaaS, APIs, remote MCP endpoints, or low-cost stacks.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Numeratica financial planning calculations (MCP server)
Compatibility: Not stated.
A thin [MCP](https://modelcontextprotocol.io) bridge that connects any MCP client (Claude Desktop, Cursor, …) to the **[Numeratica](https://docs.numeratica.com)** financial-planning API , retirement Monte Carlo, taxes, RMDs, Social Security, Roth conversions, and more.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
nunchuck (Skill)
Compatibility: Not stated.
> **Deprecation Notice** > > This repository is being deprecated in favour of more focused skill repositories.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Nuphus Mcp (MCP server)
Compatibility: Not stated.
Desktop automation MCP server , computer use for any AI agent: control screen, windows, mouse/keyboard, and Chrome via Model Context Protocol (stdio).
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Nuyoah Open Skill (Skill)
Compatibility: Not stated.
南鸢公开维护的 Agent Skills。根据自己的任务选择、下载和使用，也欢迎在许可证允许的范围内修改与复用。
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Nvim Mcp (MCP server)
Compatibility: Not stated.
MCP server that gives AI agents first-class access to your running Neovim session via msgpack-RPC
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Nxus Docs (Plugin)
Compatibility: Not stated.
Documentation site for [nxus.SYSTEMS](https://nxus.systems) products, built with [Astro Starlight](https://starlight.astro.build/).
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Obambu cPanel MCP (MCP server)
Compatibility: Not stated.
A [Model Context Protocol](https://modelcontextprotocol.io) (MCP) server that lets an AI assistant (Claude, etc.) manage a cPanel hosting account through the [cPanel UAPI](https://api.docs.cpanel.net/openapi/cpanel/overview/).
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Obsidian Agent (Plugin)
Compatibility: Not stated.
🤖 Cross-host Obsidian plugin for Claude, Codex, Gemini, OpenCode, and AgentSkills over the official Obsidian CLI.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Obsidian Bridge (Plugin)
Compatibility: Not stated.
Connect Cursor agents to your local Obsidian vault via Local REST API , MCP tools, setup skills, and vault-safety rules.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Obsidian Kanban Skill (Skill)
Compatibility: Not stated.
Create and edit Obsidian Kanban board markdown files correctly.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Obsidian Knowledge Brain (Skill)
Compatibility: Not stated.
> **An AI agent skill that remembers every technical decision and bug fix across your sessions , and learns from them.** > **一个让 AI Agent 跨会话记住技术决策和错误修复、并自动学习的技能。**
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Obsidian Mcp Server (MCP server)
Compatibility: Not stated.
A [Model Context Protocol (MCP)](https://modelcontextprotocol.io) server that enables AI assistants like Claude to interact with your Obsidian vault.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Obsidian Semantic Search (MCP server)
Compatibility: Not stated.
<h1 align="center">Obsidian Semantic Search MCP</h1>
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Obsidian Sync Vault Ce (MCP server)
Compatibility: Not stated.
<p align="center"> <a href="./README_ZH.md">中文</a> </p>
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
ObsidianCorps Umami Analytics (MCP server)
Compatibility: Not stated.
<!-- mcp-name: io.github.ObsidianCorps/umami-mcp -->
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
obsify (MCP server)
Compatibility: Not stated.
<!-- mcp-name: io.github.Formative-Sum41/obsify -->
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
OCL Context Layer (MCP server)
Compatibility: Not stated.
OCL is an experimental open format for giving AI systems structured, scoped, and verifiable business meaning for Odoo.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Octoparse MCP Server (MCP server)
Compatibility: Not stated.
[English](README.md) | [日本語](README-ja.md)
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
OctoTrip Flights (MCP server)
Compatibility: Not stated.
Free, no-login flight search with real-time pricing from multiple airlines.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
OctoTrip Rental Cars (MCP server)
Compatibility: Not stated.
Free, no-login rental car search with real-time pricing.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Odds Api (MCP server)
Compatibility: Not stated.
<p align="center"> <a href="https://odds-api.net"> <img src="assets/odds-api-hero.svg" alt="Odds API: easy access to odds, betting, sports, racing, and market data" width="100%"> </a> </p>
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Odin Adapter (Plugin)
Compatibility: Not stated.
<!-- README for the WillCAboutThat/odin-adapter marketplace repo.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Odoo Skills (Skill)
Compatibility: Not stated.
<img width="1024" height="572" alt="image" src="https://github.com/user-attachments/assets/a4eae644-b6c0-480c-aba1-69e648459c71" />
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Odysseus Web MCP (MCP server)
Compatibility: Not stated.
Odysseus Web MCP is a standalone [Model Context Protocol](https://modelcontextprotocol.io/) (MCP) server for safe public-web search and URL fetching.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Offendersearch (MCP server)
Compatibility: Not stated.
Search US sex-offender registries and criminal records, with per-source citations.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
OfflineCreator Studio (MCP server)
Compatibility: Not stated.
Connect agents to OfflineCreator Studio image and video generation tools.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Ogham Mcp (MCP server)
Compatibility: Not stated.
*Ogham* (pronounced "OH-um") -- persistent, searchable shared memory for AI coding agents.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Oh My Antigravity (Skill)
Compatibility: Not stated.
Evidence-first engineering with Scope Brief, independent Design Check, bounded evidence, and verified session continuity.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Oh My Posh Validator (MCP server)
Compatibility: Not stated.
--- title: MCP Validator Function description: 'Azure Function implementing the Model Context Protocol server for validating oh-my-posh configurations' ---
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Oi My Words (Skill)
Compatibility: Not stated.
<h1 align="center">oi-my-words</h1>
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Oil Cover (Skill)
Compatibility: Not stated.
Video cover & thumbnail skill for Claude Code & Codex.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Oil Icon (Skill)
Compatibility: Not stated.
AI icon set generator skill for Claude Code & Codex.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Oil Motion (Skill)
Compatibility: Not stated.
Web animation skill for Claude Code & Codex.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Oil Subtitle (Skill)
Compatibility: Not stated.
>
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Okf Harness (Skill)
Compatibility: Not stated.
English | [中文](README.zh-CN.md)
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Okf Skills (Skill)
Compatibility: Not stated.
The OKF toolkit for Claude Code , author, maintain, validate & visualize Open Knowledge Format bundles.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Okx Agent Trade Kit (MCP server)
Compatibility: Not stated.
**Repository:** [github.com/dex-original/okx-agent-trade-kit](https://github.com/dex-original/okx-agent-trade-kit)
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Ombre Brain (MCP server)
Compatibility: Not stated.
一个给提供给Claude 用的长期情绪记忆系统。基于 Russell 效价/唤醒度坐标打标，Obsidian 做存储层，MCP 接入，带遗忘曲线。
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
omem (MCP server)
Compatibility: Not stated.
<p align="center"> <strong>OMEM</strong><br/> Shared Memory That Never Forgets </p>
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Omnia Vault (Skill)
Compatibility: Not stated.
<div align="center">
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Omnifocus Mcp (MCP server)
Compatibility: Not stated.
A Model Context Protocol (MCP) server that connects OmniFocus to Claude and other MCP-compatible AI assistants.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
omnigent (MCP server)
Compatibility: Not stated.
<div align="center">
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
One Search Mcp (MCP server)
Compatibility: Not stated.
A Model Context Protocol (MCP) server implementation that integrates with multiple search providers for web search, local browser search, URL discovery, and scraping capabilities with agent-browser.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
One Skill To Rule Them All (Skill)
Compatibility: Not stated.
The meta-skill that builds and improves all your skills, including itself.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Onedrive Cli (MCP server)
Compatibility: Not stated.
Cross-platform command line interface for OneDrive (Personal)
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
OnePagent (Skill)
Compatibility: Not stated.
<div align="center">
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Onesignal Cursor Plugin (Plugin)
Compatibility: Not stated.
OneSignal Cursor plugin with MCP tools, skills, commands, and safety rules.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
OnionClaw (MCP server)
Compatibility: Not stated.
Provide AI agents with full Tor network access and dark web data through a zero-config OpenClaw skill or standalone tool.
This grade is a hygiene screen, not proof of safety.
Grade B, Minor notes only, Circle
Onplana (MCP server)
Compatibility: Not stated.
Open-source TypeScript Model Context Protocol building blocks, extracted from [Onplana](https://onplana.com)'s production MCP deployment.
This grade is a hygiene screen, not proof of safety.
