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144 deterministic file tools: PDF, image, media, convert, analyze. Connect in one click (OAuth).
John's Essentials 是 ChatHome Skills 收录的 MCP 条目，来源为 Official MCP Registry，质量分 93/100。 作为 Model Context Protocol 服务器，它向 Claude、Cursor、Copilot 等兼容 MCP 的 LLM 客户端暴露可直接调用的工具，让 agent 的能力超出模型内置范围。 该条目由 ChatHome Skills 的每日抓取从官方 registry 和 GitHub 发现查询中收录，每次运行都会重新核验仓库事实、新鲜度信号和安装元数据。 质量分综合了官方 registry 收录情况、可用安装命令、许可证完整性、仓库活跃度和 GitHub star 趋势，完整算法说明见来源页。安装命令已列于上方，可直接复制使用。 在将 John's Essentials 加入生产 agent 工作流前，请核对上方的最近更新日期和仓库状态——下方事实快照是最近一次抓取的时点值。
mcp add com.johnsessentials/johns-essentials https://api.johnsessentials.com/mcp/messages运行此命令前，请先核对上游源码。
{
"_meta": {
"io.modelcontextprotocol.registry/official": {
"status": "active",
"isLatest": true,
"updatedAt": "2026-09-05T15:05:03.179063Z",
"publishedAt": "2026-09-05T15:05:03.179063Z",
"statusChangedAt": "2026-09-05T15:05:03.179063Z"
}
},
"server": {
"name": "com.johnsessentials/johns-essentials",
"icons": [
{
"src": "https://johnsessentials.com/favicon.svg",
"sizes": [
"any"
],
"mimeType": "image/svg+xml"
},
{
"src": "https://johnsessentials.com/apple-touch-icon.png",
"mimeType": "image/png"
}
],
"title": "John's Essentials",
"$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
"remotes": [
{
"url": "https://api.johnsessentials.com/mcp/messages",
"type": "streamable-http",
"headers": [
{
"name": "Authorization",
"isSecret": true,
"description": "Optional. OAuth 2.1 is the primary auth and is discovered automatically at the endpoint (RFC 9728 — an unauthenticated request returns a 401 carrying the authorization-server metadata), so most clients need no manual setup. Alternatively, send a Bearer API key from https://johnsessentials.com/integrations?tab=apikeys (format: 'Bearer je_live_sk_...')."
}
]
}
],
"version": "1.2.0",
"websiteUrl": "https://johnsessentials.com/docs/mcp",
"description": "144 deterministic file tools: PDF, image, media, convert, analyze. Connect in one click (OAuth)."
}
}