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opendocswork-mcp

Official
by Aimino-Tech
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Rust
Local

opendocswork-mcp

Rust-native MCP server for Office document processing (Excel, Word, PowerPoint).
Sub-millisecond, local-first, open source — the "open source Aspose."

Quick Start

cargo install opendocswork-mcp

Or download from GitHub Releases.

Claude Desktop

{
  "mcpServers": {
    "office": { "command": "opendocswork-mcp", "args": ["--transport", "stdio"] }
  }
}

Cursor

{
  "mcpServers": {
    "opendocswork-mcp": { "command": "opendocswork-mcp", "args": ["--transport", "stdio"] }
  }
}

VS Code (Copilot)

{
  "servers": {
    "opendocswork-mcp": { "command": "opendocswork-mcp", "args": ["--transport", "stdio"] }
  }
}

Use Cases

Every document below was generated by opendocswork-mcp — click to download.

#

Format

Use Case

Skill

Preview

1

XLSX

Profit & Loss Statement

excel.basic

2

XLSX

Executive KPI Dashboard

excel.basic

3

XLSX

Budget vs Actual Variance

excel.basic

4

XLSX

Balance Sheet with Ratios

excel.basic

5

XLSX

Revenue Forecast

excel.basic

6

XLSX

Cost Analysis

excel.basic

7

DOCX

Invoice

word.invoice

8

DOCX

Annual Business Report

word.report

9

DOCX

IT Service Agreement

word.report

10

DOCX

Digital Strategy Report

word.report

11

PDF

Financial Report Export

office_export_pdf

12

PPTX

Strategy Consulting Pitch Deck

ppt.deck

13

PPTX

CFO Quarterly Business Review

ppt.deck

14

PPTX

Product Launch Strategy Deck

ppt.deck

15

PPTX

M&A Target Analysis Deck

ppt.deck

16

PPTX

Digital Transformation Roadmap

ppt.deck

Interactive showcase → showcase/use-cases.html with full prompts, JSON-RPC calls, and details.

Tool Overview

Tool

Description

Inputs

list_formats

All supported Office formats + capabilities

—

get_document_info

File metadata (format, size, readability)

file_path

office_read

Read content → JSON / Markdown / Chunks

file_path, output_format

increment

Increment counter (demo)

—

get_value

Get current counter value (demo)

—

Full Suite

AI Reading: to_md, to_json, to_chunks, excel_schema, coherence_check

Excel Write: office_create_xlsx, office_write_cell, office_write_range, office_format_range, office_create_chart, office_create_pivot, office_add_sheet, office_rename_sheet, office_delete_sheet, office_merge_cells, office_set_column_width, office_apply_conditional_format

Word Write: office_create_docx, office_write_docx_from_md, office_replace_text, office_set_style, office_add_table, office_add_image, office_add_header_footer, office_add_toc, office_add_comment, office_accept_changes

PPT Write: office_create_pptx, office_add_slide, office_set_slide_layout, office_add_text_box, office_add_chart, office_add_image

Skills System: skill_run, skill_list, skill_validate, skill_register

Coherence Engine: office_propagate_edit, office_check_consistency

Batch & PDF: office_batch_read, office_batch_convert, office_export_pdf, office_fill_pdf_form, office_list_pdf_fields

Architecture

┌────────────────────────────────────────────────────────┐
│                    MCP Transport                        │
│           rmcp 1.7+ — stdio + Streamable HTTP          │
│              0.38ms per call · 4,845 RPS               │
├────────────────────────────────────────────────────────┤
│                     Tool Layer                          │
│  AI Reading · Excel/Word/PPT · Skills · Coherence      │
├────────────────────────────────────────────────────────┤
│                   OOXML Engine                          │
│  calamine · rust_xlsxwriter · rdocx · office_oxide     │
│          6 formats: DOCX/XLSX/PPTX/DOC/XLS/PPT         │
├────────────────────────────────────────────────────────┤
│                  ZIP + XML Layer                        │
│    quick-xml (zero-copy) · zip · zlib-ng (SIMD)        │
├────────────────────────────────────────────────────────┤
│                 Semantic Layer                          │
│    Entity DAG · BFS propagation · Stale detection      │
└────────────────────────────────────────────────────────┘

Performance Benchmarks

Operation

Python

opendocswork-mcp

Speedup

10M cell XLSX read (openpyxl)

239s

~25s

~10×

100K cell XLSX write (openpyxl)

1.8s

152ms

~12×

DOCX read mean (6K docs)

11.8ms

0.8ms

~14×

PPTX read mean (323 slides)

32.5ms

0.7ms

~46×

MCP tool call (FastMCP)

3ms

0.38ms

~6×

Cold start

1-5s

<50ms

~100×

Memory (idle)

42.7MB

<2MB

~20×

Build

cargo build                           # Debug
cargo build --release                 # Release
cargo clippy                          # Lint
cargo doc --open                      # Docs

Contributing

See CONTRIBUTING.md. All contributions welcome.

License

GNU General Public License v3.0 — see LICENSE.

This server cannot be installed

A
license - permissive license
-
quality - not tested
C
maintenance

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