PyPI98Exceptionalhealth index
Python★ 64.2KAug 4, 2026
npm98Exceptionalhealth index

dream-num/univerUniver is a full-stack framework for creating and editing spreadsheets / word processor / presentation on both web and server.
TypeScript★ 14.2K↓ 1.1M/moAug 27, 2026
NuGet94Exceptionalhealth index
C#★ 4,595Aug 29, 2026
PyPI92Excellenthealth index
Python★ 171.5K↓ 13.7M/moAug 4, 2026
PyPI89Excellenthealth index

opendatalab/MinerUTransforms complex documents like PDFs and Office docs into LLM-ready markdown/JSON for your Agentic workflows.
Python★ 76.8K↓ 313.3K/moAug 4, 2026
crates.io · PyPI · npm +187Excellenthealth index

yfedoseev/office_oxideThe fastest Office document library for Python, Rust, Go, JS/TS, C# and WASM. DOCX, XLSX, PPTX, DOC, XLS, PPT. Up to 100× faster than python-docx/openpyxl/python-pptx. 100% pass rate on valid Office files. MIT/Apache-2.0.
Rust★ 108↓ 161.1K/moAug 22, 2026
npm86Excellenthealth index

harshankur/officeParserA robust, strictly-typed Node.js and Browser library for parsing office files into a rich Abstract Syntax Tree (AST) and generating high-fidelity output in multiple formats. Parses: docx · pptx · xlsx · odt · odp · ods · pdf · rtf · csv · md · html. Generates: Markdown · HTML · CSV · RTF · PDF · Plain Text · RAG Chunks
Rich Text Format · HTML★ 533↓ 2.9M/moAug 27, 2026
NuGet83Excellenthealth index
ShapeCrawler/ShapeCrawlerPowerPoint .NET library for reading, modifying, and generating PPTX presentations without Microsoft Office
C#★ 434Jul 18, 2026
Packagist81Excellenthealth index
PHP★ 389↓ 344.6K/moJul 23, 2026
TypeScript★ 9↓ 37.8K/moAug 22, 2026
EvotecIT/PSWriteOfficeMIT-licensed PowerShell document automation for Word, Excel, PowerPoint, PDF, email, PST/OST, OneNote, Visio, OpenDocument, and mixed-format Reader workflows.
C# · PowerShell★ 156Jul 31, 2026
atharva9167j/dom-to-pptxA client-side library that converts any HTML element into a fully editable PowerPoint slide. **dom-to-pptx** transforms DOM structures into pixel-accurate `.pptx` content, preserving gradients, shadows, rounded images, and responsive layouts.
JavaScript · HTML★ 302↓ 390.5K/moJul 30, 2026

iOfficeAI/OfficeCLIOfficeCLI 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.
C#★ 25.5K↓ 17.9K/moAug 5, 2026
Go · npm73Goodhealth index
officecli/officedexOfficeDex is the first Al-Native VibeOfficing platform for documents, slides, and spreadsheets
Go · JavaScript★ 751Jul 22, 2026
open-xml-templating/docxtemplaterGenerate 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
JavaScript★ 3,610↓ 3.3M/moAug 2, 2026
crates.io71Goodhealth index

iyulab/undocHigh-performance Rust library for extracting content from DOCX, XLSX, and PPTX into Markdown, plain text, or JSON with CJK support and .NET/Python bindings.
Rust★ 34↓ 3,014/moSep 5, 2026
C# · HTML★ 78Sep 5, 2026
npm · crates.io71Goodhealth index
TypeScript · Rust★ 609↓ 18.1K/moJul 15, 2026
Python★ 4↓ 33.2K/moAug 9, 2026
NomaDamas/slides-grabBest harness + editor + linter for generating slides in Claude Code / Codex - Claude Design Open Source Alternative
HTML · JavaScript★ 1,081↓ 2,359/moJul 17, 2026
npm · crates.io · PyPI69Goodhealth index

firecrawl/anydocConvert Word, PowerPoint, Excel, OpenDocument, RTF, EPUB, CSV, and PDF to clean Markdown. Built in Rust, with Node.js and Python bindings.
Rust · Python★ 12.2K↓ 16.8K/moAug 9, 2026
flyfish-dev/file-viewerBrowser-native Office / PDF / CAD / archive viewer for internal web apps, with Vue, React, Svelte, jQuery, Web Components, and no server-side conversion.
TypeScript · JavaScript★ 1,552Jul 17, 2026

mgilbir/spineZero-dependency Go library for reading and writing Microsoft Office documents (.docx, .xlsx, .pptx) with byte-identical round-trip fidelity
Go · Python★ 0Aug 10, 2026
cesarandreslopez/occDocument metrics, structure extraction, and code exploration for real repositories
TypeScript★ 6↓ 2,263/moJul 14, 2026
npm · Go67Goodhealth index

giraffesyo/downmarkFast, pure-Go document-to-Markdown conversion for PDFs, Office files, HTML, CSV, ZIPs, and text—available as a CLI and modular library.
Go★ 0↓ 1,347/moSep 5, 2026
Packagist · Go · crates.io +267Goodhealth index
Rust · HTML★ 10↓ 1/moAug 22, 2026
crates.io · npm67Goodhealth index

openooxml/betterofficeNative OOXML engines in Rust - DOCX, XLSX & PPTX editing, rendering and real-time collaboration, compiled to WASM for the web.
Rust · TypeScript★ 48↓ 124/moAug 5, 2026

Ank-KhoaHo/DocToolkitConvert HTML to DOCX/PDF and edit DOCX/XLSX/PPTX from .NET. Pure managed - no native binaries, no browser, no LibreOffice. Runs on Linux, works offline.
C#★ 3Sep 2, 2026
Packagist65Goodhealth index
PHP★ 1,372↓ 131.2K/moJul 24, 2026
npm · Go65Goodhealth index
xaligo/xaligoA Go CLI tool that converts a Vue-style DSL (.xal) into Excalidraw JSON. Includes Vuetify-style spacing/grid layout and AWS architecture diagram group tags.
Go★ 1↓ 3,261/moJul 25, 2026