{"passport":{"unfragile":{"@version":"1.0","version":"2026-05","artifact":{"id":"awesome-fast-filesystem-mcp","slug":"fast-filesystem-mcp","name":"fast-filesystem-mcp","type":"mcp","url":"https://github.com/efforthye/fast-filesystem-mcp","page_url":"https://unfragile.ai/fast-filesystem-mcp","categories":["mcp-servers"],"tags":[],"pricing":{"model":"open_source","free":true,"starting_price":null},"status":"active","verified":false},"capabilities":[{"id":"awesome-fast-filesystem-mcp__cap_0","uri":"capability://tool.use.integration.auto.chunked.large.file.reading.with.continuation.tokens","name":"auto-chunked large file reading with continuation tokens","description":"Reads files larger than Claude's context window (200KB default) by automatically splitting responses into chunks with continuation tokens, allowing sequential retrieval without re-reading. Uses ResponseSizeMonitor to track response size in real-time and ContinuationTokenManager to maintain state across multiple tool calls, enabling Claude to request the next chunk via a token-based continuation pattern rather than offset-based pagination.","intents":["I need Claude to analyze a 50MB log file without hitting context limits","I want to read large files sequentially without manually managing offsets","I need Claude to resume reading from where it left off in a large file"],"best_for":["developers building Claude agents that process large datasets","teams analyzing multi-gigabyte log files or data dumps","builders creating document analysis workflows with variable file sizes"],"limitations":["Continuation tokens are ephemeral and tied to a single MCP session — tokens become invalid after server restart","Auto-chunking adds latency for the first chunk as ResponseSizeMonitor must serialize and measure the response","Default 200KB chunk size is Claude-specific and may not be optimal for other LLM clients"],"requires":["Node.js 18+","MCP client supporting tool continuation patterns (Claude Desktop 0.3+)","File must be readable by the process user (standard Unix permissions)"],"input_types":["file path (string)","optional: start position (number)","optional: continuation token (string)"],"output_types":["file chunk (string, UTF-8 decoded)","continuation token (string, if more data exists)","metadata (file size, chunk position, total chunks)"],"categories":["tool-use-integration","memory-knowledge"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_1","uri":"capability://automation.workflow.streaming.file.writes.with.atomic.backup.and.recovery","name":"streaming file writes with atomic backup and recovery","description":"Writes file content with automatic backup creation before modification, enabling rollback on failure. Uses CREATE_BACKUP_FILES flag to create timestamped backup copies in a .backups directory, analyzeEditRisk() to assess write safety before committing, and atomic write patterns (write-to-temp-then-rename) to prevent partial writes. Supports append, overwrite, and insert modes with configurable backup retention.","intents":["I want to safely modify a critical config file with automatic rollback capability","I need to append logs to a file without corrupting existing data if the write fails","I want to track all modifications to a file with automatic backup history"],"best_for":["production systems requiring write safety and audit trails","developers building configuration management tools","teams managing infrastructure-as-code with version control integration"],"limitations":["Backup directory (.backups) must be writable and can consume significant disk space for frequently-modified large files","Atomic rename operation may fail on Windows if target file is locked by another process","analyzeEditRisk() is heuristic-based and cannot detect all potential issues (e.g., semantic correctness of code changes)"],"requires":["Write permissions on target file and parent directory","Disk space for backup copies (at least 2x file size recommended)","Node.js 18+ with fs.promises API support"],"input_types":["file path (string)","content to write (string or Buffer)","mode: 'overwrite' | 'append' | 'insert' (string)","optional: line number for insert mode (number)"],"output_types":["write confirmation (boolean)","backup file path (string)","risk analysis report (object with warnings array)"],"categories":["automation-workflow","safety-moderation"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_10","uri":"capability://tool.use.integration.mcp.protocol.compliance.and.tool.registration","name":"mcp protocol compliance and tool registration","description":"Implements the Model Context Protocol (MCP) server specification, handling tool discovery, tool invocation, and response formatting according to MCP standards. Uses @modelcontextprotocol/sdk for protocol compliance, with 42+ tools registered via ListToolsRequestSchema and executed via CallToolRequestSchema. Supports both stdio and HTTP transport mechanisms with automatic protocol negotiation.","intents":["I need to integrate filesystem operations into Claude Desktop via MCP","I want to expose custom filesystem tools to any MCP-compatible client","I need to ensure my filesystem operations follow MCP standards for interoperability"],"best_for":["developers building MCP servers for Claude Desktop integration","teams creating standardized filesystem operation interfaces","builders deploying filesystem tools across multiple MCP clients"],"limitations":["MCP protocol version is fixed at server startup — cannot upgrade protocol version without restart","Tool registration is static — cannot dynamically add/remove tools without server restart","Response size limits are Claude-specific (200KB) and may not apply to other MCP clients"],"requires":["@modelcontextprotocol/sdk package (included in dependencies)","Node.js 18+","MCP-compatible client (Claude Desktop 0.3+, or custom MCP client)"],"input_types":["MCP request objects (ListToolsRequest, CallToolRequest)"],"output_types":["MCP response objects (ToolList, ToolResult, TextContent)"],"categories":["tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_11","uri":"capability://tool.use.integration.claude.desktop.stdio.transport.integration","name":"claude desktop stdio transport integration","description":"Provides stdio-based transport for Claude Desktop integration, allowing the MCP server to communicate with Claude via standard input/output streams. Implements bidirectional JSON-RPC messaging over stdio, with automatic connection handling and graceful shutdown. Configured via Claude Desktop's configuration file with server startup command and environment variables.","intents":["I want to integrate filesystem operations directly into Claude Desktop","I need to configure the MCP server to run as a Claude Desktop plugin","I want to enable Claude to access local filesystem operations without API calls"],"best_for":["developers using Claude Desktop as their primary AI interface","teams deploying local filesystem tools for Claude integration","builders creating Claude Desktop plugins with filesystem access"],"limitations":["Stdio transport is local-only — cannot be accessed remotely or over network","Server process must be running continuously — no serverless deployment option","Claude Desktop configuration requires manual setup in config.json file"],"requires":["Claude Desktop 0.3+ installed","Node.js 18+ runtime","Write permissions to Claude Desktop config directory (~/.claude/config.json)","MCP server binary or npm script"],"input_types":["JSON-RPC requests over stdin (MCP protocol messages)"],"output_types":["JSON-RPC responses over stdout (MCP protocol messages)"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_12","uri":"capability://tool.use.integration.http.api.server.with.vercel.deployment.support","name":"http api server with vercel deployment support","description":"Provides HTTP API wrapper around the MCP server, enabling web-based access to filesystem operations via REST endpoints. Implements request routing, JSON request/response handling, and CORS support for cross-origin requests. Deployable to Vercel as a serverless function with automatic scaling, supporting both local development and cloud deployment.","intents":["I need to expose filesystem operations via HTTP API for web-based clients","I want to deploy filesystem tools to Vercel without managing servers","I need to integrate filesystem operations into a web application or API"],"best_for":["developers building web-based file management interfaces","teams deploying filesystem APIs to serverless platforms","builders creating HTTP-accessible filesystem tools for non-Claude clients"],"limitations":["Serverless deployment has cold start latency (1-5 seconds on first request)","Vercel functions have 10-second timeout limit — long-running operations may fail","Stateless serverless execution prevents continuation token persistence across requests"],"requires":["Vercel account for deployment (or Node.js 18+ for local HTTP server)","Environment variables for configuration (API keys, allowed directories)","CORS configuration for cross-origin requests"],"input_types":["HTTP POST requests with JSON body containing tool name and parameters"],"output_types":["HTTP 200 responses with JSON result object","HTTP error responses (400, 403, 500) with error details"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_13","uri":"capability://automation.workflow.file.creation.with.template.and.content.generation","name":"file creation with template and content generation","description":"Creates new files with optional template content, supporting both empty file creation and content-based initialization. Validates file paths for safety, creates parent directories if needed, and supports multiple content sources (string, Buffer, template expansion). Includes automatic backup of existing files if overwrite is requested.","intents":["I need Claude to create a new config file with default content","I want to generate multiple files from templates with variable substitution","I need to create a file structure for a new project"],"best_for":["developers building project scaffolding and initialization tools","teams automating boilerplate code generation","builders creating intelligent file creation workflows for Claude"],"limitations":["Parent directory creation is recursive and may fail if permissions are insufficient at any level","Template expansion is simple string substitution — no complex template language support","File creation is not atomic — if parent directory creation succeeds but file creation fails, directories remain"],"requires":["Write permissions on target directory and parent directories","Node.js 18+ with fs.promises API"],"input_types":["file path (string)","optional: content (string or Buffer)","optional: overwrite (boolean, default false)","optional: create parent directories (boolean, default true)"],"output_types":["creation result (boolean)","file path (string, absolute)","backup file path (string, if overwrite occurred)"],"categories":["automation-workflow","code-generation-editing"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_14","uri":"capability://automation.workflow.file.deletion.with.safety.validation.and.trash.support","name":"file deletion with safety validation and trash support","description":"Deletes files and directories with pre-deletion validation, optional trash/recycle bin support (instead of permanent deletion), and confirmation requirements for large deletions. Implements recursive directory deletion with safety checks to prevent accidental data loss, and supports dry-run mode to preview deletions before execution.","intents":["I need Claude to safely delete a directory tree with confirmation","I want to move files to trash instead of permanently deleting them","I need to preview what would be deleted before executing the deletion"],"best_for":["developers building file cleanup and management tools","teams automating data retention and archival workflows","builders creating safe deletion workflows for Claude"],"limitations":["Trash support is platform-dependent — Windows and macOS have different trash implementations","Recursive deletion of large directory trees may be slow (>1 second per 10,000 files)","Dry-run mode requires traversing the entire directory tree — may be expensive for large directories"],"requires":["Write permissions on target file/directory and parent directory","Node.js 18+ with fs.promises API","For trash support: platform-specific trash utilities (trash-cli on Linux, built-in on macOS/Windows)"],"input_types":["file path (string)","optional: use trash (boolean, default false)","optional: dry run (boolean, default false)","optional: force (boolean, default false, required for large deletions)"],"output_types":["deletion result (boolean)","number of files deleted (number)","number of directories deleted (number)","dry-run preview (array of paths, if dry run requested)"],"categories":["automation-workflow","safety-moderation"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_15","uri":"capability://automation.workflow.file.and.directory.copying.with.merge.strategies","name":"file and directory copying with merge strategies","description":"Copies files and directories recursively with configurable merge strategies for handling existing files (skip, overwrite, merge, error). Supports selective copying via file type filtering, preserves file permissions and timestamps, and includes progress tracking for large copy operations. Implements atomic copy semantics with rollback on failure.","intents":["I need Claude to copy a project directory while skipping node_modules and .git","I want to merge two directory structures with conflict resolution","I need to copy files while preserving permissions and timestamps"],"best_for":["developers building project backup and migration tools","teams automating directory synchronization workflows","builders creating intelligent file organization agents for Claude"],"limitations":["Merge strategies are limited to simple skip/overwrite/error — no three-way merge support","Permission preservation is Unix-specific — Windows ACLs may not be preserved accurately","Large copy operations (>1GB) may cause memory pressure and slow progress tracking"],"requires":["Read permissions on source files/directories","Write permissions on destination directory","Node.js 18+ with fs.promises API"],"input_types":["source path (string: file or directory)","destination path (string)","optional: merge strategy 'skip' | 'overwrite' | 'merge' | 'error' (string, default 'error')","optional: file type filter (string array: ['js', 'py'])","optional: preserve permissions (boolean, default true)"],"output_types":["copy result (boolean)","files copied (number)","directories created (number)","conflicts encountered (number)","progress tracking (object with percentage, speed)"],"categories":["automation-workflow","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_16","uri":"capability://automation.workflow.file.and.directory.moving.with.atomic.rename.semantics","name":"file and directory moving with atomic rename semantics","description":"Moves files and directories with atomic rename semantics where possible, falling back to copy-then-delete for cross-filesystem moves. Handles existing file conflicts with configurable strategies, preserves file metadata, and supports batch moves. Validates source and destination paths for safety before execution.","intents":["I need Claude to reorganize a project by moving files to new locations","I want to rename multiple files with conflict detection","I need to move a directory across filesystems safely"],"best_for":["developers building file organization and refactoring tools","teams automating project structure migrations","builders creating intelligent file reorganization agents for Claude"],"limitations":["Atomic rename fails on Windows if destination file is locked by another process","Cross-filesystem moves require copy-then-delete, which is not atomic and may leave partial state on failure","Batch moves cannot be rolled back individually — all-or-nothing semantics only"],"requires":["Read permissions on source files/directories","Write permissions on source and destination parent directories","Node.js 18+ with fs.promises API"],"input_types":["source path (string)","destination path (string)","optional: overwrite (boolean, default false)","optional: create parent directories (boolean, default true)"],"output_types":["move result (boolean)","actual destination path (string, may differ from requested if conflict occurred)","atomic rename used (boolean, indicates if fallback to copy-then-delete was needed)"],"categories":["automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_17","uri":"capability://memory.knowledge.response.size.monitoring.and.auto.chunking.orchestration","name":"response size monitoring and auto-chunking orchestration","description":"Monitors response size in real-time as tools execute, automatically chunking responses that exceed Claude's context window limit (200KB default). Uses ResponseSizeMonitor to track serialized response size and ContinuationTokenManager to generate tokens for resuming chunked responses. Implements transparent chunking without requiring tool-level awareness of size limits.","intents":["I need Claude to handle large responses without hitting context limits","I want automatic response chunking without modifying individual tools","I need to track response size to optimize Claude's context usage"],"best_for":["developers building MCP servers with variable response sizes","teams deploying tools that may generate large responses","builders creating context-aware LLM applications"],"limitations":["Response size monitoring adds ~5-10% overhead to all tool executions","Chunking is transparent to tools — tools cannot optimize for chunk boundaries","Continuation tokens are session-specific and become invalid after server restart"],"requires":["MCP client supporting continuation tokens (Claude Desktop 0.3+)","Node.js 18+ with JSON serialization support"],"input_types":["tool response object (any JSON-serializable object)"],"output_types":["chunked response with continuation token (if response exceeds limit)","full response (if response is within limit)","size metrics (object with response size, chunk count)"],"categories":["memory-knowledge","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_2","uri":"capability://safety.moderation.path.based.access.control.with.allowed.directory.enforcement","name":"path-based access control with allowed directory enforcement","description":"Enforces filesystem access boundaries by validating all file operations against a whitelist of allowed directories using isPathAllowed() and safePath() functions. Prevents directory traversal attacks and unauthorized access by resolving symlinks, normalizing paths, and checking against ALLOWED_DIRECTORIES configuration. All 42+ tools validate paths before execution, blocking operations outside permitted scopes.","intents":["I need to safely expose filesystem operations to Claude without allowing access to /etc or home directories","I want to restrict Claude to only modify files within a project directory","I need to prevent symlink-based escape attacks when Claude manipulates files"],"best_for":["teams deploying MCP servers in multi-tenant or untrusted environments","developers building sandboxed code execution environments","organizations with strict data governance requiring filesystem isolation"],"limitations":["ALLOWED_DIRECTORIES must be configured at server startup — cannot be dynamically updated without restart","Symlink resolution adds ~5-10ms latency per operation on systems with slow filesystem metadata access","Does not prevent resource exhaustion attacks (e.g., creating millions of small files within allowed directory)"],"requires":["Configuration of ALLOWED_DIRECTORIES environment variable or config file","Filesystem that supports symlink resolution (all modern Unix/Windows systems)","Process must have permission to stat() all paths in allowed directories"],"input_types":["file path (string, absolute or relative)","operation type (string: 'read' | 'write' | 'delete')"],"output_types":["access decision (boolean: allowed/denied)","normalized absolute path (string, if allowed)","denial reason (string, if denied)"],"categories":["safety-moderation","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_3","uri":"capability://search.retrieval.ripgrep.powered.code.search.with.context.extraction","name":"ripgrep-powered code search with context extraction","description":"Performs high-performance regex and literal string searches across codebases using ripgrep (rg) as the underlying engine, with configurable context lines (before/after match). Returns structured results including file paths, line numbers, matched content, and surrounding context. Supports regex patterns, case-insensitive matching, and file type filtering, with results automatically limited to prevent context overflow.","intents":["I need Claude to find all function definitions matching a pattern across a large codebase","I want to search for deprecated API usage with surrounding code context","I need to locate all TODO comments in a project with their surrounding code"],"best_for":["developers building code analysis and refactoring agents","teams performing large-scale codebase migrations","builders creating intelligent code navigation tools for Claude"],"limitations":["ripgrep must be installed and in PATH — not bundled with the MCP server","Regex patterns are ripgrep-specific (PCRE2) and may differ from JavaScript RegExp syntax","Context extraction is limited to prevent response bloat — very large files with many matches may truncate results"],"requires":["ripgrep (rg) binary installed and accessible in system PATH","Read permissions on all files in search directory","Node.js 18+ for child_process.spawn() support"],"input_types":["search pattern (string: regex or literal)","directory path (string)","optional: context lines (number, default 2)","optional: case-insensitive flag (boolean)","optional: file type filter (string: 'js' | 'py' | 'rs' etc.)"],"output_types":["array of match objects with: file path, line number, matched text, before context, after context","total match count (number)","truncation indicator (boolean, if results exceeded limit)"],"categories":["search-retrieval","code-generation-editing"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_4","uri":"capability://code.generation.editing.block.based.and.line.based.text.editing.with.precise.insertion","name":"block-based and line-based text editing with precise insertion","description":"Provides two complementary text editing modes: block-based editing (replace arbitrary text blocks by matching start/end markers) and line-based editing (insert/replace/delete specific line ranges). Uses string matching for block identification and line number indexing for line operations, with both modes supporting multi-line content and automatic whitespace handling. Includes validation to prevent overlapping edits and risk analysis before execution.","intents":["I need Claude to replace a specific code block without knowing exact line numbers","I want to insert new code after a function definition by matching its signature","I need to delete lines 42-47 in a file and insert replacement content"],"best_for":["developers building code generation and refactoring tools","teams automating code migrations and transformations","builders creating intelligent code editing agents for Claude"],"limitations":["Block-based editing requires unique start/end markers — fails if markers appear multiple times in file","Line-based editing is fragile to line number changes from concurrent modifications","Both modes require exact whitespace matching for block markers — leading/trailing spaces must match precisely"],"requires":["File must be readable and writable","For block mode: unique start/end markers in the file","For line mode: valid line numbers within file bounds","Node.js 18+"],"input_types":["file path (string)","mode: 'block' | 'line' (string)","for block mode: startMarker (string), endMarker (string), replacement (string)","for line mode: startLine (number), endLine (number), replacement (string)"],"output_types":["edit confirmation (boolean)","number of lines modified (number)","preview of changes (string, optional)","backup file path (string)"],"categories":["code-generation-editing","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_5","uri":"capability://search.retrieval.directory.tree.visualization.with.pagination.support","name":"directory tree visualization with pagination support","description":"Generates human-readable directory tree representations with configurable depth, file filtering, and pagination for large directories. Uses recursive directory traversal with depth limiting to prevent infinite recursion on circular symlinks, and implements cursor-based pagination to handle directories with thousands of entries. Supports filtering by file type, size, and modification time, with tree formatting optimized for Claude's text rendering.","intents":["I need Claude to understand the structure of a large project directory","I want to visualize only source files (excluding node_modules, .git) in a tree format","I need to paginate through a directory with 10,000+ files without overwhelming Claude's context"],"best_for":["developers building project analysis and navigation tools","teams creating intelligent code exploration agents","builders generating project documentation from filesystem structure"],"limitations":["Pagination requires maintaining cursor state across multiple calls — cursors are session-specific and invalid after server restart","Symlink handling uses depth limiting rather than cycle detection — may miss legitimate deep directory structures","Tree formatting is text-based and may be difficult to parse for deeply nested structures (>20 levels)"],"requires":["Read permissions on target directory and all subdirectories","Node.js 18+ with fs.promises API","Sufficient memory to hold directory listing in memory (typically <100MB for 100k files)"],"input_types":["directory path (string)","optional: max depth (number, default 3)","optional: file type filter (string array: ['js', 'py', 'ts'])","optional: pagination cursor (string)","optional: items per page (number, default 50)"],"output_types":["tree representation (string with ASCII art formatting)","next pagination cursor (string, if more items exist)","summary statistics (object: total files, total directories, total size)"],"categories":["search-retrieval","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_6","uri":"capability://automation.workflow.batch.file.operations.with.safety.checks.and.rollback","name":"batch file operations with safety checks and rollback","description":"Executes multiple file operations (copy, move, delete, create) as a coordinated batch with atomic semantics and rollback capability. Validates all operations before execution, creates backups of affected files, and rolls back all changes if any operation fails. Uses a transaction-like pattern with pre-flight validation, execution, and post-execution verification, preventing partial batch completion.","intents":["I need to reorganize a project structure with multiple file moves and ensure all-or-nothing semantics","I want to delete multiple files but have the ability to undo if something goes wrong","I need to copy a directory structure with automatic backup of overwritten files"],"best_for":["teams performing large-scale filesystem reorganizations","developers building automated project scaffolding tools","builders creating safe bulk file operation workflows for Claude"],"limitations":["Rollback is best-effort only — if rollback itself fails (e.g., disk full), the system may be left in inconsistent state","Batch size is limited to prevent memory exhaustion — typically <1000 operations per batch","Cross-filesystem moves may fail on some systems (requires copy-then-delete fallback)"],"requires":["Write permissions on all source and destination paths","Disk space for backups of all modified files","Node.js 18+ with fs.promises API"],"input_types":["array of operations, each with: type ('copy'|'move'|'delete'|'create'), source path, destination path, optional content (for create)"],"output_types":["batch execution result (boolean: success/failure)","array of operation results with status and error details","rollback summary (if rollback occurred)","backup manifest (list of created backups)"],"categories":["automation-workflow","safety-moderation"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_7","uri":"capability://automation.workflow.archive.creation.and.extraction.with.format.support","name":"archive creation and extraction with format support","description":"Creates and extracts compressed archives in multiple formats (tar, tar.gz, tar.bz2) with directory synchronization capabilities. Uses Node.js tar library for archive manipulation and supports streaming extraction to handle large archives without loading into memory. Includes integrity verification and automatic format detection based on file extension.","intents":["I need Claude to create a compressed backup of a project directory","I want to extract a tar.gz archive and synchronize it with an existing directory","I need to verify archive integrity before extraction"],"best_for":["developers building backup and distribution automation","teams managing deployment pipelines with archive-based artifacts","builders creating project packaging and distribution tools"],"limitations":["Streaming extraction requires sequential processing — cannot extract specific files without processing entire archive","Symlinks in archives may be extracted as regular files on Windows (platform-dependent behavior)","Large archives (>1GB) may cause memory pressure during integrity verification"],"requires":["Node.js 18+ with tar library support","Read permissions for source files/directories","Write permissions for extraction destination","Disk space for both archive and extracted content"],"input_types":["operation: 'create' | 'extract' (string)","source path (string: directory for create, archive file for extract)","destination path (string: archive file for create, directory for extract)","optional: format 'tar' | 'tar.gz' | 'tar.bz2' (string, auto-detected if omitted)"],"output_types":["operation result (boolean)","archive metadata (size, file count, compression ratio)","integrity verification result (boolean, if requested)"],"categories":["automation-workflow","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_8","uri":"capability://data.processing.analysis.file.metadata.and.statistics.retrieval","name":"file metadata and statistics retrieval","description":"Retrieves comprehensive file and directory metadata including size, modification time, permissions, ownership, and type information. Uses fs.stat() and fs.statSync() for efficient metadata access, with special handling for symlinks (both resolved and unresolved stats). Returns structured metadata objects optimized for Claude's analysis, including human-readable size formatting and permission strings.","intents":["I need Claude to identify which files in a directory were modified in the last 24 hours","I want to find all files larger than 100MB in a project","I need to check file permissions and ownership for security auditing"],"best_for":["developers building file analysis and auditing tools","teams performing security compliance checks","builders creating intelligent file organization and cleanup agents"],"limitations":["Metadata retrieval is filesystem-dependent — some systems don't track creation time accurately","Permission strings are Unix-style (rwxrwxrwx) and may not accurately represent Windows ACLs","Symlink handling requires separate stat calls for both resolved and unresolved stats, doubling latency"],"requires":["Read permissions on target file/directory","Node.js 18+ with fs.promises API"],"input_types":["file path (string)","optional: follow symlinks (boolean, default true)"],"output_types":["metadata object with: size, mtime, atime, ctime, mode, uid, gid, isFile, isDirectory, isSymlink","human-readable size (string: '1.5 MB')","human-readable permissions (string: 'rw-r--r--')"],"categories":["data-processing-analysis","search-retrieval"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-fast-filesystem-mcp__cap_9","uri":"capability://data.processing.analysis.file.content.comparison.and.diff.generation","name":"file content comparison and diff generation","description":"Compares two files and generates unified diff output showing additions, deletions, and modifications with configurable context lines. Uses line-by-line comparison with optional binary file detection, and formats output as unified diff (compatible with patch tools). Supports comparing files, directories (recursive), and stdin/file combinations.","intents":["I need Claude to show me what changed between two versions of a config file","I want to generate a patch file showing differences between two directories","I need to identify modifications in a file before applying changes"],"best_for":["developers building code review and change analysis tools","teams performing version control and migration workflows","builders creating intelligent diff visualization for Claude"],"limitations":["Binary file comparison is heuristic-based (checks for null bytes) and may misidentify some binary formats","Large files (>100MB) may cause memory pressure during diff generation","Unified diff format may be difficult to parse for very large changesets (>10k lines)"],"requires":["Read permissions on both files","Node.js 18+ with fs.promises API"],"input_types":["file path 1 (string)","file path 2 (string)","optional: context lines (number, default 3)"],"output_types":["unified diff output (string)","summary statistics (additions, deletions, modifications count)","binary file indicator (boolean)"],"categories":["data-processing-analysis","code-generation-editing"],"confidence":0.5,"matches":0,"success_rate":0}],"trust":{"score":33,"verified":false,"data_access_risk":"high","permissions":["Node.js 18+","MCP client supporting tool continuation patterns (Claude Desktop 0.3+)","File must be readable by the process user (standard Unix permissions)","Write permissions on target file and parent directory","Disk space for backup copies (at least 2x file size recommended)","Node.js 18+ with fs.promises API support","@modelcontextprotocol/sdk package (included in dependencies)","MCP-compatible client (Claude Desktop 0.3+, or custom MCP client)","Claude Desktop 0.3+ installed","Node.js 18+ runtime"],"failure_modes":["Continuation tokens are ephemeral and tied to a single MCP session — tokens become invalid after server restart","Auto-chunking adds latency for the first chunk as ResponseSizeMonitor must serialize and measure the response","Default 200KB chunk size is Claude-specific and may not be optimal for other LLM clients","Backup directory (.backups) must be writable and can consume significant disk space for frequently-modified large files","Atomic rename operation may fail on Windows if target file is locked by another process","analyzeEditRisk() is heuristic-based and cannot detect all potential issues (e.g., semantic correctness of code changes)","MCP protocol version is fixed at server startup — cannot upgrade protocol version without restart","Tool registration is static — cannot dynamically add/remove tools without server restart","Response size limits are Claude-specific (200KB) and may not apply to other MCP clients","Stdio transport is local-only — cannot be accessed remotely or over network","builder identity is not verified yet","no observed match outcomes yet"],"rank_breakdown":{"adoption":0.05,"quality":0.5,"ecosystem":0.39999999999999997,"match_graph":0.25,"freshness":0.6,"weights":{"adoption":0.25,"quality":0.25,"ecosystem":0.15,"match_graph":0.23,"freshness":0.12}},"observed_outcomes":{"matches":0,"success_rate":0,"avg_confidence":0,"top_intents":[],"last_matched_at":null},"maintenance":{"status":"active","updated_at":"2026-06-17T09:51:03.039Z","last_scraped_at":"2026-05-03T14:00:15.503Z","last_commit":null},"community":{"stars":null,"forks":null,"weekly_downloads":null,"model_downloads":null,"model_likes":null}},"distribution":{"claim_url":"https://unfragile.ai/submit?claim=fast-filesystem-mcp","compare_url":"https://unfragile.ai/compare?artifact=fast-filesystem-mcp"}},"signature":"vh3TcEwJU4OHWtHwNlLe7a/Yykl1xSR2rm8P8byilNIOlHYt5nqZPh/nZuUw8H1X5xw6P1FyMuC/l1WF+v7SDg==","signedAt":"2026-06-21T05:02:58.643Z","signedBy":"unfragile.ai","version":1},"_links":{"self":"https://unfragile.ai/api/v1/passport/fast-filesystem-mcp","artifact":"https://unfragile.ai/fast-filesystem-mcp","verify":"https://unfragile.ai/api/v1/verify?slug=fast-filesystem-mcp","publicKey":"https://unfragile.ai/api/v1/trust-passport-public-key","spec":"https://unfragile.ai/trust","schema":"https://unfragile.ai/schema.json","docs":"https://unfragile.ai/docs"}}