{
  "$schema_doc": "https://gtmstacker.com/registry/schema/entry.schema.json",
  "stability": "emerging",
  "generator": "agentic-media-registry",
  "generated_at": "2026-09-08T00:00:00Z",
  "category": "mcp-agents",
  "name": "MCP Agents",
  "count": 11,
  "html": "https://gtmstacker.com/registry/category/mcp-agents/",
  "items": [
    {
      "id": "com.gtmstacker.registry/tool/acidev-aipolabs",
      "type": "tool",
      "slug": "acidev-aipolabs",
      "url": "https://gtmstacker.com/registry/tool/acidev-aipolabs/",
      "title": "ACI.dev (Aipolabs)",
      "description": "OSS alt to Composio (proprietary), Zapier-for-agents; ~4900 stars; complements Composio, Nango, Klavis; Apache-2.0. Open infra: multi-tenant auth, 600+ tools, and a Unified MCP server + VibeOps. Connectors use each app's official OAuth/API keys -> ethical_risk empty.",
      "one_liner": "OSS alt to Composio (proprietary), Zapier-for-agents; ~4900 stars; complements Composio, Nango, Klavis; Apache-2.0. Open infra: multi-tenant auth, 600+ tools,…",
      "category": "mcp-agents",
      "tags": [
        "mcp-agents",
        "agent-connectors-mcp-servers"
      ],
      "open_source": "yes",
      "self_hostable": "yes",
      "pricing_model": "freemium",
      "status": "active",
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      "date_published": "2026-09-03T12:00:00Z",
      "date_modified": "2026-09-03T12:00:00Z",
      "json": "https://gtmstacker.com/registry/tool/acidev-aipolabs/index.json",
      "markdown": "https://gtmstacker.com/registry/tool/acidev-aipolabs/index.md"
    },
    {
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      "type": "tool",
      "slug": "cli-anything",
      "url": "https://gtmstacker.com/registry/tool/cli-anything/",
      "title": "CLI-Anything",
      "description": "Framework and registry for making existing software agent-native through structured CLIs; seven-phase harness generator, CLI-Hub package manager, JSON output, tests, SKILL.md generation, and maintained harnesses for creative, productivity, engineering, GIS, media, and developer applications; ~47.6k stars; generated CLIs execute the permissions of their wrapped software — review before agent use",
      "one_liner": "Framework and registry for making existing software agent-native through structured CLIs; seven-phase harness generator, CLI-Hub package manager, JSON output,…",
      "category": "mcp-agents",
      "tags": [
        "mcp-agents",
        "agent-connectors-mcp-servers"
      ],
      "open_source": "yes",
      "self_hostable": "yes",
      "pricing_model": "free",
      "status": "active",
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      "content_hash": "77ac0912457fa5d19b743f7a9a95b815c9bdfdc2ff01662d54a93530156d72ba",
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      "date_modified": "2026-09-03T12:00:00Z",
      "json": "https://gtmstacker.com/registry/tool/cli-anything/index.json",
      "markdown": "https://gtmstacker.com/registry/tool/cli-anything/index.md"
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    {
      "id": "com.gtmstacker.registry/tool/composio",
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      "slug": "composio",
      "url": "https://gtmstacker.com/registry/tool/composio/",
      "title": "Composio",
      "description": "OSS alt to Zapier-for-agents, proprietary tool platforms; ~29600 stars; complements ACI.dev, Nango, Pipedream, MCP servers; Root LICENSE is MIT (some managed-server subdirectories carry Elastic-2.0). Handles OAuth/managed-auth to 250+ apps and exposes them as agent tools/MCP; uses each app's official credentials -> ethical_risk empty. Cloud offering is separate.",
      "one_liner": "OSS alt to Zapier-for-agents, proprietary tool platforms; ~29600 stars; complements ACI.dev, Nango, Pipedream, MCP servers; Root LICENSE is MIT (some…",
      "category": "mcp-agents",
      "tags": [
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        "agent-connectors-mcp-servers"
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      "open_source": "yes",
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      "pricing_model": "free",
      "status": "active",
      "revision": 1,
      "content_hash": "e128ad60f6f7f91868ec586c9d0542dfb80401b62b026fab9644d74e4e640664",
      "date_published": "2026-09-03T12:00:00Z",
      "date_modified": "2026-09-03T12:00:00Z",
      "json": "https://gtmstacker.com/registry/tool/composio/index.json",
      "markdown": "https://gtmstacker.com/registry/tool/composio/index.md"
    },
    {
      "id": "com.gtmstacker.registry/tool/klavis-ai",
      "type": "tool",
      "slug": "klavis-ai",
      "url": "https://gtmstacker.com/registry/tool/klavis-ai/",
      "title": "Klavis AI",
      "description": "OSS alt to Composio MCP, proprietary MCP hubs; ~5800 stars; complements modelcontextprotocol/servers, ACI.dev, MetaMCP; Apache-2.0. Fleet of per-app MCP servers with built-in OAuth flows (Gmail/Slack/GitHub/Notion/Jira/etc.); uses each provider's official OAuth -> platform-tos empty. Self-hostable or hosted.",
      "one_liner": "OSS alt to Composio MCP, proprietary MCP hubs; ~5800 stars; complements modelcontextprotocol/servers, ACI.dev, MetaMCP; Apache-2.0. Fleet of per-app MCP…",
      "category": "mcp-agents",
      "tags": [
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        "agent-connectors-mcp-servers"
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      "open_source": "yes",
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      "pricing_model": "freemium",
      "status": "active",
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      "date_published": "2026-09-03T12:00:00Z",
      "date_modified": "2026-09-03T12:00:00Z",
      "json": "https://gtmstacker.com/registry/tool/klavis-ai/index.json",
      "markdown": "https://gtmstacker.com/registry/tool/klavis-ai/index.md"
    },
    {
      "id": "com.gtmstacker.registry/tool/mcpjungle",
      "type": "tool",
      "slug": "mcpjungle",
      "url": "https://gtmstacker.com/registry/tool/mcpjungle/",
      "title": "MCPJungle",
      "description": "OSS alt to proprietary MCP gateways; ~1200 stars; complements MetaMCP, lasso mcp-gateway; MPL-2.0 (weak copyleft). Self-hosted registry+gateway: register servers once, expose one endpoint to Claude/Cursor/Codex/agents with access control. Auth delegated to registered servers. No per-platform ToS flag.",
      "one_liner": "OSS alt to proprietary MCP gateways; ~1200 stars; complements MetaMCP, lasso mcp-gateway; MPL-2.0 (weak copyleft). Self-hosted registry+gateway: register…",
      "category": "mcp-agents",
      "tags": [
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        "agent-connectors-mcp-servers"
      ],
      "open_source": "yes",
      "self_hostable": "yes",
      "pricing_model": "free",
      "status": "active",
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      "date_published": "2026-09-03T12:00:00Z",
      "date_modified": "2026-09-03T12:00:00Z",
      "json": "https://gtmstacker.com/registry/tool/mcpjungle/index.json",
      "markdown": "https://gtmstacker.com/registry/tool/mcpjungle/index.md"
    },
    {
      "id": "com.gtmstacker.registry/tool/metamcp",
      "type": "tool",
      "slug": "metamcp",
      "url": "https://gtmstacker.com/registry/tool/metamcp/",
      "title": "MetaMCP",
      "description": "OSS alt to proprietary MCP gateways; MCP Context Forge (XREF); ~2600 stars; complements MCPJungle, lasso mcp-gateway, Klavis; MIT (successor to metatool-app). Groups MCP servers into namespaces, exposes unified SSE/HTTP/OpenAPI endpoints with middlewares + API-key/OIDC auth, Docker-packaged. It fronts other servers; auth is delegated to them. No per-platform ToS flag.",
      "one_liner": "OSS alt to proprietary MCP gateways; MCP Context Forge (XREF); ~2600 stars; complements MCPJungle, lasso mcp-gateway, Klavis; MIT (successor to metatool-app).…",
      "category": "mcp-agents",
      "tags": [
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        "agent-connectors-mcp-servers"
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      "open_source": "yes",
      "self_hostable": "yes",
      "pricing_model": "free",
      "status": "active",
      "revision": 1,
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      "date_published": "2026-09-03T12:00:00Z",
      "date_modified": "2026-09-03T12:00:00Z",
      "json": "https://gtmstacker.com/registry/tool/metamcp/index.json",
      "markdown": "https://gtmstacker.com/registry/tool/metamcp/index.md"
    },
    {
      "id": "com.gtmstacker.registry/tool/modelcontextprotocolservers",
      "type": "tool",
      "slug": "modelcontextprotocolservers",
      "url": "https://gtmstacker.com/registry/tool/modelcontextprotocolservers/",
      "title": "modelcontextprotocol/servers",
      "description": "OSS alt to proprietary agent-tool plugins; ~89000 stars; complements Klavis, awesome-mcp-servers, MCP Context Forge (XREF); Reference servers under MIT, transitioning to Apache-2.0 (new contributions Apache-2.0; unrelicensed MIT contributions stay MIT) -> OSI-open either way. Each server uses the target service's official auth. No per-platform ToS flag.",
      "one_liner": "OSS alt to proprietary agent-tool plugins; ~89000 stars; complements Klavis, awesome-mcp-servers, MCP Context Forge (XREF); Reference servers under MIT,…",
      "category": "mcp-agents",
      "tags": [
        "mcp-agents",
        "agent-connectors-mcp-servers"
      ],
      "open_source": "yes",
      "self_hostable": "yes",
      "pricing_model": "free",
      "status": "active",
      "revision": 1,
      "content_hash": "7244fdfee5eacd43e84dfec3114f495ed272a2d75ed10dd47003b114cb028776",
      "date_published": "2026-09-03T12:00:00Z",
      "date_modified": "2026-09-03T12:00:00Z",
      "json": "https://gtmstacker.com/registry/tool/modelcontextprotocolservers/index.json",
      "markdown": "https://gtmstacker.com/registry/tool/modelcontextprotocolservers/index.md"
    },
    {
      "id": "com.gtmstacker.registry/update/mcp-registry-rest-api-v01-frozen",
      "type": "update",
      "slug": "mcp-registry-rest-api-v01-frozen",
      "url": "https://gtmstacker.com/registry/update/mcp-registry-rest-api-v01-frozen/",
      "title": "MCP Registry REST API v0.1 frozen",
      "description": "The MCP Registry's REST read API reached a frozen v0.1: GET /v0.1/servers with cursor pagination and an updated_since delta filter. Agents can now build stable clients against a versioned contract instead of tracking an in-flux surface.",
      "one_liner": "The MCP Registry's REST read API reached a frozen v0.1: GET /v0.1/servers with cursor pagination and an updated_since delta filter. Agents can now build…",
      "category": "mcp-agents",
      "tags": [
        "mcp",
        "registry",
        "api",
        "semver"
      ],
      "open_source": "unknown",
      "self_hostable": "unknown",
      "pricing_model": "unknown",
      "status": "active",
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      "content_hash": "cd00eda48bc5e5665a9fe6d0350cbf3f5f1a1e1a2d4857108e6be53c6a3cc5b2",
      "date_published": "2026-09-03T10:30:28Z",
      "date_modified": "2026-09-03T10:30:28Z",
      "json": "https://gtmstacker.com/registry/update/mcp-registry-rest-api-v01-frozen/index.json",
      "markdown": "https://gtmstacker.com/registry/update/mcp-registry-rest-api-v01-frozen/index.md"
    },
    {
      "id": "com.gtmstacker.registry/tool/toolhive-catalog",
      "type": "tool",
      "slug": "toolhive-catalog",
      "url": "https://gtmstacker.com/registry/tool/toolhive-catalog/",
      "title": "ToolHive Registry Catalog",
      "description": "Open-source registry catalog of MCP servers from Stacklok. Demonstrates twin catalog streams — servers for executable components and skills for reusable prompt workflows — with an allowedTools array that bounds which tools a skill may invoke.",
      "one_liner": "Open-source registry catalog of MCP servers from Stacklok. Demonstrates twin catalog streams — servers for executable components and skills for reusable…",
      "category": "mcp-agents",
      "tags": [
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        "registry",
        "skills",
        "catalog",
        "security"
      ],
      "open_source": "yes",
      "self_hostable": "unknown",
      "pricing_model": "free",
      "status": "active",
      "revision": 1,
      "content_hash": "67f6f505782e2f1f4c320e018065749e9fb6b50013e3853b48ea45f9359cec5d",
      "date_published": "2026-09-03T09:10:00Z",
      "date_modified": "2026-09-03T09:10:00Z",
      "json": "https://gtmstacker.com/registry/tool/toolhive-catalog/index.json",
      "markdown": "https://gtmstacker.com/registry/tool/toolhive-catalog/index.md"
    },
    {
      "id": "com.gtmstacker.registry/tool/mcp-registry",
      "type": "tool",
      "slug": "mcp-registry",
      "url": "https://gtmstacker.com/registry/tool/mcp-registry/",
      "title": "Model Context Protocol Registry",
      "description": "Community-driven registry service for Model Context Protocol servers. Provides a stateless REST read API (v0.1) with cursor pagination and updated_since delta sync, plus the server.json entry schema that standardizes tool distribution metadata.",
      "one_liner": "Community-driven registry service for Model Context Protocol servers. Provides a stateless REST read API (v0.1) with cursor pagination and updated_since delta…",
      "category": "mcp-agents",
      "tags": [
        "mcp",
        "registry",
        "catalog",
        "discovery",
        "server-json"
      ],
      "open_source": "yes",
      "self_hostable": "yes",
      "pricing_model": "free",
      "status": "active",
      "revision": 1,
      "content_hash": "1db36370b0fde22349fa722267c98b117a7c89f82d1578825c3bb3a3b233a050",
      "date_published": "2026-09-03T09:00:00Z",
      "date_modified": "2026-09-03T09:00:00Z",
      "json": "https://gtmstacker.com/registry/tool/mcp-registry/index.json",
      "markdown": "https://gtmstacker.com/registry/tool/mcp-registry/index.md"
    },
    {
      "id": "com.gtmstacker.registry/tool/google-skills",
      "type": "tool",
      "slug": "google-skills",
      "url": "https://gtmstacker.com/registry/tool/google-skills/",
      "title": "Google Agent Skills",
      "description": "Google's official collection of Agent Skills across infrastructure, databases, AI/ML, security, and developer tools (incl. Google Ads/Analytics developer workflows). Installable via `npx skills add google/skills`. Broad, not marketing-only.",
      "one_liner": "Google's official collection of Agent Skills across infrastructure, databases, AI/ML, security, and developer tools (incl. Google Ads/Analytics developer…",
      "category": "mcp-agents",
      "tags": [
        "mcp-agents",
        "agent-skills",
        "google",
        "official"
      ],
      "open_source": "yes",
      "self_hostable": "yes",
      "pricing_model": "free",
      "status": "active",
      "revision": 1,
      "content_hash": "95aafb87a8d282df33a91ba83b95e42bc743198a6db70a9258de0545dfc7d214",
      "date_published": "2026-08-25T21:34:12Z",
      "date_modified": "2026-08-25T21:34:12Z",
      "json": "https://gtmstacker.com/registry/tool/google-skills/index.json",
      "markdown": "https://gtmstacker.com/registry/tool/google-skills/index.md"
    }
  ]
}