KnifeLemon / Filee

Free, open-source file converter. Convert 255 formats offline by drag & drop — images, PDF, Word, Excel, PowerPoint, HWP/HWPX, video, audio, e-books and archives. No upload, no Office needed.

AhmadHassan-BTed / Turnitout-Humanizer

FREE FOREVER, NO LIMITS 100% Programmatic, Zero-AI Plagiarism Remover & Similarity Evader. Bypass Turnitin, iThenticate, GPTZero, CopyLeaks, & ZeroGPT for LaTeX, DOCX, & Multi-Language Source Code.

genspark-ai / genoffice

Free, open-source AI Office suite: Docs, Sheets, Slides, PDF, Markdown and HTML editors with a built-in AI agent, plus a `genoffice` CLI and agent skill so Claude Code, Codex and Cursor can create and edit real .docx/.xlsx/.pptx files locally. Bring your own key. macOS, Windows & Linux.

opendatalab / MinerU

Transforms complex documents like PDFs and Office docs into LLM-ready markdown/JSON for your Agentic workflows.

docling-project / docling

Get your documents ready for gen AI

jgm / pandoc

Haskell library and command-line tool that converts documents between many markup formats, such as Markdown, LaTeX, HTML, DOCX, and EPUB.

Fokkyp / SoftwareCopyright-Skill

中国软件著作权申请材料 生成器 Skills，本 Skills 通过阅读本地项目，自动生成全套 .docx 软著申请材料，全开源，无须再付费购买任何软著申请服务

iOfficeAI / OfficeCLI

OfficeCLI is the first and best Office suite purpose-built for AI agents to read, edit, and automate Word, Excel, and PowerPoint files. Free, open-source, single binary, no Office installation required.

ibisjp / ibis-office

The next-gen Office suite built with Rust & GPUI. Blazing-fast, memory-safe, and highly accurate editing for DOCX, XLSX, and PPTX with pixel-perfect rendering. Powered by DirectX, Metal, Vulkan & WebGPU for peak performance across Windows, macOS, Linux, and Web (Wasm).

gotenberg / gotenberg

A developer-friendly API for converting many document formats into PDF files, and more!

ONLYOFFICE / DocumentServer

ONLYOFFICE Docs is a free collaborative online office suite comprising viewers and editors for texts, spreadsheets and presentations, forms and PDF, fully compatible with Office Open XML formats: .docx, .xlsx, .pptx and enabling collaborative editing in real time.

Zettlr / Zettlr

Your One-Stop Publication Workbench

flyfish-dev / file-viewer

Preview 275+ file formats in the browser: Office, PDF, OFD, CAD, 3D, archives. Pure frontend, no server conversion. Vue / React / Svelte / Web Components.

dream-num / univer

Open-source TypeScript SDK for embedding spreadsheet, document, presentation, and table editing into your own applications.

dolanmiu / docx

Easily generate and modify .docx files with JS/TS with a nice declarative API. Works for Node and on the Browser.

koodo-reader / koodo-reader

A modern ebook manager and reader with sync and backup capacities for Windows, macOS, Linux, Android, iOS and Web

kekingcn / kkFileView

Universal File Online Preview Project based on Spring-Boot

chrisryugj / kordoc

모두 파싱해버리겠다 — HWP·HWPX·PDF·Office 문서를 Markdown으로. 양식 자동 채우기와 신구대조를 갖춘 CLI·MCP 서버 | Convert Korean documents (HWP, HWPX, PDF, Office) to Markdown — CLI and MCP server with form filling and diff

FylarOpen / dsh-fylar-office-editor

Office document preview, editing, and DOCX generation for DeepSeek Harness, powered by Fylar Office SDK.

qiye45 / wechatDownload

微信公众号文章批量下载工具，支持评论、合集下载，支持保存html/mhtml/md/pdf/docx/csv文件，保存文章内图片、视频、音频文件，支持MCP/Skill调用

ONLYOFFICE / DesktopEditors

Open-source office suite pack that comprises all the tools you need to work with documents, spreadsheets, presentations, PDFs, and PDF forms on Windows, Linux, and macOS

Sayi / poi-tl

Generate awesome word(docx) with template

XiaoMaColtAI / math-modeling-skill

数学建模技能 - 面向 CUMCM、MCM/ICM 等数学建模竞赛的三阶段工作流：建模分析、Python/MATLAB 编程与 DOCX 论文生成。包含丰富的算法资源库(优化/预测/评价/图论/机器学习等)、角色指导文档、论文模板和实用工具脚本

yukiyokotani / office-open-xml-viewer

A browser-based viewer for Office Open XML documents that renders to an HTML Canvas element.

Aimee51819 / FileFlipper

FileFlipper — Quick Edit for Mac & Windows. One-click Markdown: turn Word, PDF, PowerPoint and Excel into clean Markdown that AI reads with fewer tokens. Plus Shift-drag conversion in Finder and File Explorer: JPG, PNG, PDF, HEIC, MP4, crop, OCR. 100% on-device, free and open source. Mac 和 Windows 都能用，一键转 Markdown。

Unstructured-IO / unstructured

Convert documents to structured data effortlessly. Unstructured is open-source ETL solution for transforming complex documents into clean, structured formats for language models. Visit our website to learn more about our enterprise grade Platform product for production grade workflows, partitioning, enrichments, chunking and embedding.

open-xml-templating / docxtemplater

Generate docx, pptx, and xlsx from templates (Word, Powerpoint and Excel documents), from Node.js or the browser. Demo: https://www.docxtemplater.com/demo. #docx #office #generator #templating #report #json #generate #generation #template #create #pptx #docx #xlsx #react #vuejs #angularjs #browser #typescript #image #html #table #chart

kalcaddle / kodbox

kodbox is a file manager for web. It is a newly designed product based on kodexplorer. It is also a web code editor, which allows you to develop websites directly within the web browser.You can run kodbox either online or locally,on Linux, Windows or Mac based platforms

mokshablr / gander

Take a gander at any file. Offline, zero-permission Android viewer for PDF, Word, Excel, PowerPoint, ODT, RTF, ZIP, STL, photos, video, audio, Markdown and code.

superdoc / docx-editor

SuperDoc - Build AI agents that work with DOCX (DOCX Editor, DOCX Agent SDK)

mizzlelover / gongwen-gbt9704-skill

信息安全提醒：请勿上传企业禁止对外公开的文件；可在本地或企业内网部署大模型后使用。中文公文排版 Skill：按 GB/T 9704-2012 生成可编辑 DOCX。配套 CEB：https://github.com/mizzlelover/CEB

EdgeTypE / better-deepseek

A powerful browser extension that supercharges DeepSeek Chat with custom tooling, persistent memory, and seamless project scaffolding. Generate and download files, run Python in-browser, create PowerPoint and Excel documents, build multi-file projects as ZIP archives, and manage custom skills and characters.

EvotecIT / OfficeIMO

MIT-licensed, COM-free .NET libraries for creating, reading, editing, converting, rendering, and extracting Office, PDF, email, OneNote, and text formats.

dean9703111 / data-deidentification

純前端文件去識別化工具：PDF/Word/Excel/TXT/Markdown 自動偵測個資、遮罩預覽、人工覆核、CSV 編碼表可還原，資料不出電腦

myhloli / DocVortex

A fast, multi-format document parsing and conversion engine

sebastianhaba / book-to-course-skill

Claude skill that turns a book (EPUB, PDF, HTML, DOCX, Markdown) into an interactive beginner-friendly course: step-by-step lessons, animations, quizzes, chapter tests, flashcards and coding exercises checked by unit tests, with progress saved to files. Runs in the browser, or packaged as an Android APK or a Linux AppImage.

unitedrhino / docling

Get your documents ready for gen AI, in pure Go. A Go alternative to anydoc & Docling — 纯 Go 实现的文档解析库:PDF/Word/PPT/Excel/HTML/Markdown/EML/图片等 12 种格式统一解析为 Docling 协议(Markdown/JSON/content_list),表格还原·多栏阅读顺序·图表数据回填,OCR 收敛为一个大模型接口,单二进制零依赖,快 34~153 倍。联犀物联网平台知识库同款引擎。

jitOffice / DocQuality

基于 JitWord 开放 API 的文档解析与编辑能力，构建的集格式检查、合规扫描、一致性验证、质量评分、报告导出于一体的智能文档质量审查工具。

equalang / equalang-skill

Agent Skill for Equalang: translate PDF, DOCX, PPTX, XLSX, EPUB, subtitles, pictures, audio and video with the layout kept; transcribe recordings. For Claude Code, Codex, Cursor and more.

PHPOffice / PHPWord

A pure PHP library for reading and writing word processing documents

The-Vibe-Company / megaparse

File Parser optimised for LLM Ingestion with no loss 🧠 Parse PDFs, Docx, PPTx in a format that is ideal for LLMs.

kalcaddle / KodExplorer

A web based file manager,web IDE / browser based code editor

mwilliamson / mammoth.js

Convert Word documents (.docx files) to HTML

unidoc / unioffice

Pure go library for creating and processing Office Word (.docx), Excel (.xlsx) and Powerpoint (.pptx) documents

hydropix / TranslateBooksWithLLMs

Translate full-length books and documents with Ollama, OpenAI-compatible, Gemini, Mistral, DeepSeek, Poe or OpenRouter. Preserves formatting. Resumes where you left off. No file size limits.

ONLYOFFICE / Docker-DocumentServer

ONLYOFFICE Document Server is an online office suite comprising viewers and editors for texts, spreadsheets and presentations, fully compatible with Office Open XML formats: .docx, .xlsx, .pptx and enabling collaborative editing in real time.

plutext / docx4j

JAXB-based Java library for Word docx, Powerpoint pptx, and Excel xlsx files

apache / poi

Mirror of Apache POI gitbox. The Java API for Microsoft Documents.

dream-num / univer-workspace

An open-source Office workspace where people and AI agents create, collaborate, and review together.

rstudio / gt

Easily generate information-rich, publication-quality tables from R

deusyu / translate-book

Agent skill for Codex, Claude Code, and OpenClaw that translates entire books (PDF/DOCX/EPUB) into any language using parallel subagents.

VolodymyrBaydalka / docxjs

Docx rendering library

ranuts / document

Local-first browser editor for Word, Excel, PowerPoint and PDF, with an experimental AI assistant. No Office installation or account required.

benbalter / word-to-markdown

Ruby gem & CLI to convert Word (.docx) documents to Markdown. Superseded by word-to-markdown-js at word2md.com

mwilliamson / python-mammoth

Convert Word documents (.docx files) to HTML

SylphxAI / anymd

Any file → clean Markdown for AI agents: PDF, Word, PowerPoint, Excel, EPUB, HTML and web pages, images (OCR), audio and video (metadata, subtitles, transcripts). A fast Rust MCP server and CLI that runs on your machine. No API key.

ispras / dedoc

Dedoc is a library (service) for automate documents parsing and bringing to a uniform format. It automatically extracts content, logical structure, tables, and meta information from textual electronic documents. (Parse document; Document content extraction; Logical structure extraction; PDF parser; Scanned document parser; DOCX parser; HTML parser

magicrew / doc7

Turn documents into AI-ready Markdown with visual understanding

davidgohel / flextable

table farming

nolze / msoffcrypto-tool

Python tool and library for decrypting and encrypting MS Office files using passwords or other keys