DocKit

English | 中文

Document processing toolkit for Word, PowerPoint, Excel, and CSV files.

Bytes in, bytes out. Pure processing logic with no file I/O assumptions — use it from CLI scripts, web apps, or any Python program.

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Try it now — no install needed

https://dockit.tianlizeng.cloud

Upload your document, pick a tool, download the result. Zero setup.

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What can DocKit do?

Tool	What it does	Input	Output
Word Format Fix	Fix quotes, punctuation, units in .docx	Word file	Word file
Word Text Extract	Full text extraction to Markdown	Word file	Markdown
Word Style Cleanup	Remove unused styles, rename/merge styles	Word file	Word file
Format Convert	Convert between XLSX, CSV, TXT	Spreadsheet	Spreadsheet
PPT Standardize	Unify fonts, fix text, set table styles	PowerPoint	PowerPoint
PPT to Markdown	Extract slide text with speaker notes	PowerPoint	Markdown
Table Merge	Merge multiple spreadsheets by column matching	Excel files	Excel file
Table Standardize	Check headers, reorder, auto-complete	Excel file	Excel file
Chart Generation	Bar charts, Gantt charts, flow diagrams	JSON config	PNG
Markdown to Word	Convert Markdown to styled Word document	Markdown	Word file
Format Inspection	Inspect document structure and styles	Word file	Report
Revision Marks	Add revision marks to Word documents	Word file	Word file
Image Captions	Add captions to images in Word documents	Word file	Word file

Install

# From GitHub (recommended)
pip install git+https://github.com/zengtianli/dockit.git

# For local development
git clone https://github.com/zengtianli/dockit.git
cd dockit && pip install -e .

Quick Start

from dockit.docx import format_text

with open("input.docx", "rb") as f:
    doc_bytes = f.read()

result = format_text(doc_bytes, fix_quotes=True, fix_punctuation=True, fix_units=True)

with open("output.docx", "wb") as f:
    f.write(result.data)

print(result.stats)  # {"quotes": 5, "punctuation": 12, "units": 3}

Features

Text Formatting (dockit.text)

• Fix quote pairing (smart Chinese quotes)
• Convert English punctuation to Chinese equivalents
• Convert Chinese unit names to standard symbols (e.g. 平方米 → m²)

Word Processing (dockit.docx)

• Format text in Word documents (quotes, punctuation, units)
• Quote font splitting (set specific font for quote characters)
• Process paragraphs, tables, headers, and footers

PowerPoint Processing (dockit.pptx)

• Unify fonts across all slides and masters
• Fix text formatting (quotes, punctuation, units)
• Set table style options (header row, banded rows, first column)
• One-click standardization (all of the above)

Excel Processing (dockit.xlsx)

• Convert between XLSX, CSV, and TXT formats
• Split workbook into per-sheet files
• Lowercase column headers
• Convert legacy .xls to .xlsx

CSV Processing (dockit.csv)

• Auto-detect delimiters
• Convert between CSV and delimited text
• Replace circled numbers with plain format
• Reorder rows by a reference list

Self-host

Run your own instance with Docker or directly:

# Docker
docker build -t dockit .
docker run -p 8503:8503 dockit

# Or run directly
pip install -e .[web]
streamlit run app/app.py

Or just use the hosted version: https://dockit.tianlizeng.cloud

License

MIT