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File System · Security

Atomic Writer MCP logo

Atomic Writer MCP

vanzan01/atomic-writer-mcp

A secure and atomic file operation service implemented as an MCP (Model Context Protocol) server. This server provides safe, transactional file operations through the MCP protocol.

View on GitHub4

Install

Client configuration

{
  "mcpServers": {
    "atomic-writer": {
      "command": "node",
      "args": [
        "/absolute/path/to/atomic-writer/build/index.js",
        "/absolute/path/to/base/directory"
      ]
    }
  }
}
GitHub stars
4
Author
@vanzan01
Category
File System, Security
Updated
Oct 6, 2026

Features

  • Create and write files with content verification

  • Read files with integrity checks

  • Move files to new locations atomically

  • Safe file deletion with trash directory

  • Append and prepend content to files

  • Replace first or all occurrences of text

  • Insert content at specific line numbers

  • Delete specific lines

  • Read specific lines or context around search terms

  • All operations are atomic and journaled

Tools (19)

  • write-file

    Create new file or write to empty file

  • read-file

    Read file with integrity verification

  • delete-file

    Move file to trash directory

  • move-file

    Atomically move/rename file

  • append-content

    Append content to file

  • prepend-content

    Prepend content to file

  • replace-content

    Replace first occurrence of text

  • replace-all-content

    Replace all occurrences of text

  • insert-content-at-line

    Insert content at line number

  • delete-line

    Delete specific line

  • read-lines

    Read specific line numbers

  • read-around

    Read lines around search term

  • verify-integrity

    Check file integrity and initialize tracking for external files

  • get-status

    Get system status

  • recover-file

    Recover from journal

  • get-file-history

    View operation history

  • get-lock-status

    Check file locks

  • force-release-lock

    Release stuck locks

  • rollback-operation

    Rollback changes

Details on this page are taken from the project's README. Open README

Supported clients

Clients mentioned in this server's README:

View all
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