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Compare MCP servers

Compare scores, permissions, risks, and fit in one decision-focused table.

DimensionLobsterAINetEase Youdao's open-source desktop AI agent for office work — an MCP client/host, not an MCP server itselfDuckDuckGo Search MCP ServerMCP server providing web search and content fetching via DuckDuckGoBasic MemoryYour AI never forgets again.
FMRS50 / 100 · D74 / 100 · B72 / 100 · B
Reliability5 / 2011 / 2010 / 20
Security and permissions10 / 2015 / 2015 / 20
Maintenance13 / 2017 / 2016 / 20
Documentation14 / 2017 / 2017 / 20
Setup experience8 / 2014 / 2014 / 20
Best for
  • Users who want a desktop-grade AI agent that can directly operate local files, terminal, and browser workflows
  • Users who want to remotely trigger desktop Agent tasks via WeChat, Feishu, DingTalk, Telegram, or similar IM channels
  • Users needing office automation for documents, spreadsheets, slides, video, and web research
  • Developers comfortable with Electron/React/TypeScript who want to build from source or use official installers
  • Developers needing quick, API-key-free web search capabilities
  • Privacy-conscious users who prefer local search execution
  • AI application development with Claude Desktop or Claude Code
  • Privacy-conscious developers who want local data storage.
  • Researchers who need AI-assisted management of large note collections.
  • Users of Markdown editors like Obsidian.
Not for
  • Users who need an MCP server that a standard MCP client (e.g. Claude Desktop) can connect to directly — no such server manifest or tool definitions are provided in this repository
  • Users needing a headless or server-side deployment — this project only ships as a macOS/Windows desktop application
  • Users who want a narrow, single-purpose tool integration without granting broad file, terminal, and network permissions
  • Enterprise applications requiring high-scale, reliable search APIs
  • Users needing advanced search features like custom ranking or filters
  • Accessing sites blocked by TLS fingerprinting without installing the optional browser backend
  • Users needing cloud sync and mobile access (unless using the paid cloud service).
  • Minimalists who want zero configuration.
  • Scenarios requiring large-scale vector databases and complex retrieval (local SQLite may be insufficient).
Required permissions
  • Local file system read/write
  • Terminal command execution
  • Browser automation
  • Network access
  • IM channel binding and messaging (WeChat, WeCom, DingTalk, Feishu/Lark, QQ, Telegram, Discord, NetEase IM, NetEase Bee, POPO, email)
  • Local SQLite storage (lobsterai.sqlite under Electron userData)
  • Outbound network access to DuckDuckGo and other websites
  • Reads environment variables for SafeSearch, region, and CA certificates
  • Optionally reads a CA certificate file (for TLS-intercepting proxies)
  • Read and write to the local filesystem (default: ~/basic-memory).
  • Perform file and directory operations (create, edit, delete).
  • Access local SQLite database (or Postgres/Milvus if configured).
Risks and side effects
  • The app requires broad, sensitive permissions (file operations, terminal, network); the README notes sensitive actions are permission-gated and logged, but users must still review approval prompts carefully to avoid data loss or exposure
  • Remote control via IM channels means commands can trigger desktop actions from linked messaging accounts — compromise of a bound account/channel could lead to unauthorized local execution
  • Packaging bundles the OpenClaw runtime and, on Windows, a portable Python runtime, expanding the local attack surface
  • This project is not maintained by the MCP protocol owner and is not a conventional MCP server; anyone wanting standard MCP-protocol integration should verify exposed behavior directly, as the source material gives no such details
  • Search endpoints may occasionally return empty results or errors, especially when blocked
  • Content fetching may be subject to SSRF protection, blocking private or loopback addresses by default
  • Misuse could lead to rate limiting or IP blocking
  • Tools have write operations that may unintentionally modify or delete notes.
  • Edit operations may overwrite existing content, though there are protections.
  • Semantic search and reranking features may require model downloads, adding latency.
  • Local data backups are the user's responsibility.
Supported clientsClaude Desktop, Claude CodeClaude Desktop, Claude Code, Codex CLI, Cursor, VS Code, ChatGPT, Obsidian
Tools0221