The 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.
A 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.
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.
High-performance Rust library for extracting content from DOCX, XLSX, and PPTX into Markdown, plain text, or JSON with CJK support and .NET/Python bindings.
Browser-native Office / PDF / CAD / archive viewer for internal web apps, with Vue, React, Svelte, jQuery, Web Components, and no server-side conversion.
Convert 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.
A 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.