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Compare MCP servers

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

DimensionTreeMap Disk VisualizerVisualize and reclaim disk space, safely.Filesystem MCP ServerSecure local file read/write accessVault Cortex MCP ServerStandalone MCP server for Obsidian vaults: hybrid search, notes & files, structured memory, tasks, OAuth 2.1.
FMRS62 / 100 · C84 / 100 · B79 / 100 · B
Reliability8 / 2017 / 2012 / 20
Security and permissions14 / 2016 / 2018 / 20
Maintenance14 / 2016 / 2015 / 20
Documentation16 / 2017 / 2019 / 20
Setup experience10 / 2018 / 2015 / 20
Best for
  • Users who want a real-time view of disk space distribution.
  • Users who want AI-assisted disk cleanup and data management.
  • Users needing a cross-platform (macOS, Windows, Linux) storage analyzer.
  • Local assistants that need to work inside explicitly approved directories
  • Individuals and development teams that want path-based data boundaries
  • Serious Obsidian users who want AI agents reading and writing their vault
  • Users wanting self-hosted, plugin-free operation with no external APIs
  • Mobile/multi-device workflows accessing the vault remotely
  • Security-conscious users (OAuth 2.1, atomic writes, container hardening)
Not for
  • Users who need permanent deletion (rather than moving to trash).
  • Users who need content-level cloud scanning (metadata only).
  • Users who cannot install Node.js for MCP usage.
  • Highly sensitive environments that cannot allow model access to local file contents
  • Shared remote file-service use cases
  • Users unwilling to run Docker or self-host a server
  • Non-Obsidian note tools (Notion, Logseq, etc.)
  • Scenarios requiring only a stdio local process without an HTTP server
  • Remote multi-device sync without an Obsidian Sync subscription (the remote image requires one)
Required permissions
  • Read file and folder metadata (size, path, etc.).
  • Move files to the system trash (via OS APIs, recoverable).
  • Access system trash size.
  • Optionally listen on the LAN in a separate process (Fleet feature, off by default).
  • Read access to every local directory listed in the configuration
  • Filesystem write access when write or move tools are enabled
  • Read/write access to the Obsidian vault folder (bind mount /vault, rw)
  • Persistent /data volume (search index, OAuth token DB, logs)
  • MCP_AUTH_TOKEN as Bearer token (also the JWT signing key)
  • Obsidian Sync token for headless sync in remote mode
  • Local download of embedding/reranker models (~45MB total), no external API calls
Risks and side effects
  • AI might accidentally trash important files, but deletions go to the system trash and can be manually restored.
  • AI may scan folders with sensitive information, but data is processed locally and not uploaded.
  • Cloud interactions are metadata-only; no file contents are downloaded.
  • Offload requires sufficient space on the target drive; failure rolls back safely.
  • Sensitive files inside an allowed directory may enter model context
  • Write and move tools change real files; keep scopes narrow and maintain backups
  • The server can read and write personal notes — guard MCP_AUTH_TOKEN carefully; leaking it exposes the whole vault
  • Writes to real note files; despite atomic writes and protected paths, misconfiguration can alter data
  • OAuth token DB lives on the /data volume; container compromise could expose valid sessions
  • Remote deployments expose a public port — set PUBLIC_URL and reverse proxy correctly
  • The remote image bundles proprietary obsidian-headless (not MIT-licensed); requires an active Obsidian Sync subscription
Supported clientsClaude Desktop, Claude Code, CursorClaude Desktop, Cursor, Cline, WindsurfClaude Code, Claude Desktop, Claude.ai, Cursor, OpenCode, MCP Inspector
Tools8630