Fast Filesystem MCP vs Proton Drive CLI MCP
A side-by-side look at the Fast Filesystem MCP and Proton Drive CLI MCP MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
Verdict: choose Fast Filesystem MCP for file systems work as a local process; choose Proton Drive CLI MCP for file systems as a local process. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose Fast Filesystem MCP when
- You need dedicated capabilities in the File Systems domain.
- You prefer a local stdio subprocess transport.
- Its auth model fits you: No auth required.
- You want tools like
fast_list_allowed_directories, fast_read_file, fast_read_multiple_files.
Choose Proton Drive CLI MCP when
- You need dedicated capabilities in the File Systems domain.
- You prefer a local stdio subprocess transport.
- You have the keys it needs:
PROTON_DRIVE_CLI_PATH, PROTON_DRIVE_CLI_AUTO_INSTALL, PROTON_DRIVE_CLI_INSTALL_DIR, PROTON_DRIVE_CLI_MANAGE_PATH, PROTON_DRIVE_AUTH_STATUS_CACHE_MS, PROTON_DRIVE_VERSION_CACHE_MS.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | ||
|---|---|---|
| Category | File Systems | File Systems |
| Quality signal | 61/100 · Good | 37/100 · Fair |
| Install command | Confirmed | Confirmed |
| Transport | Local subprocess (stdio) | Local subprocess (stdio) |
| Auth | No auth required | Not declared |
| Pricing | Free | Not declared |
| Required env vars | None listed | PROTON_DRIVE_CLI_PATHPROTON_DRIVE_CLI_AUTO_INSTALLPROTON_DRIVE_CLI_INSTALL_DIRPROTON_DRIVE_CLI_MANAGE_PATHPROTON_DRIVE_AUTH_STATUS_CACHE_MSPROTON_DRIVE_VERSION_CACHE_MS |
| Verified owner | Community listing | Community listing |
| GitHub stars | 64 | 0 |
| Directory activity | 2 views 0 installs 0 upvotes | 1 views 0 installs 0 upvotes |
| Tools | 25 | Not listed |
| Full listing | View Fast Filesystem MCP | View Proton Drive CLI MCP |
Tools & capabilities
Fast Filesystem MCP tools 25
fast_list_allowed_directoriesLists the allowed directoriesfast_read_fileReads a file (with auto-chunking support)fast_read_multiple_filesReads the content of multiple files simultaneously (supports sequential reading)fast_write_fileWrites or modifies a file (provides emoji guidelines)fast_large_write_fileReliably writes large files (with streaming, retry, backup, and verification features)fast_list_directoryLists the contents of a directory (with auto-chunking and pagination support)fast_get_file_infoGets detailed information about a file or directoryfast_create_directoryCreates a directoryfast_search_filesSearches for files (by name/content) - supports auto-chunking, regex, context, and line numbersfast_search_codeSearches for code (ripgrep-style) - provides auto-chunking, line numbers, and contextfast_get_directory_treeGets the directory tree structurefast_get_disk_usageGets disk usage information- +13 more on the listing page
Proton Drive CLI MCP tools
No tool names declared yet. Check the project README from the listing page.
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
Fast Filesystem MCP
{
"mcpServers": {
"efforthye-fast-filesystem-mcp": {
"command": "npx",
"args": [
"-y",
"fast-filesystem-mcp"
]
}
}
}
Proton Drive CLI MCP
{
"mcpServers": {
"proton-drive-cli-mcp": {
"command": "npx",
"args": [
"-y",
"@borealstack/proton-drive-cli-mcp"
],
"env": {
"PROTON_DRIVE_CLI_PATH": "YOUR_PROTON_DRIVE_CLI_PATH_HERE",
"PROTON_DRIVE_CLI_AUTO_INSTALL": "YOUR_PROTON_DRIVE_CLI_AUTO_INSTALL_HERE",
"PROTON_DRIVE_CLI_INSTALL_DIR": "YOUR_PROTON_DRIVE_CLI_INSTALL_DIR_HERE",
"PROTON_DRIVE_CLI_MANAGE_PATH": "YOUR_PROTON_DRIVE_CLI_MANAGE_PATH_HERE",
"PROTON_DRIVE_AUTH_STATUS_CACHE_MS": "YOUR_PROTON_DRIVE_AUTH_STATUS_CACHE_MS_HERE",
"PROTON_DRIVE_VERSION_CACHE_MS": "YOUR_PROTON_DRIVE_VERSION_CACHE_MS_HERE"
}
}
}
}
Frequently asked questions
Fast Filesystem MCP is categorized under File Systems and uses a local stdio subprocess. Proton Drive CLI MCP belongs to File Systems and uses a local stdio subprocess. Pick Fast Filesystem MCP for file systems work and Proton Drive CLI MCP for file systems.
Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.
Fast Filesystem MCP is listed as free. Auth: no auth required. Proton Drive CLI MCP has no declared pricing — check the project's own site. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add efforthye-fast-filesystem-mcp and proton-drive-cli-mcp as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, Fast Filesystem MCP has a quality signal of 61/100 (Good) with 2 views, 0 installs and 64 GitHub stars. Proton Drive CLI MCP has 37/100 (Fair) with 1 views, 0 installs and 0 GitHub stars.