document-diff

Open source side-by-side comparison tool for images, videos, audio, 3D models and documents. GPU-accelerated with 50+ analysis modes, 100+ transitions, and professional export options.

Semantic PDF and DOCX diff CLI and GitHub Action for deterministic document regression testing in CI.

Track BSE-listed corporate filings — crawl, extract, classify, sectionize, and diff announcements. Pure Python + SQLite, zero external services.

Local-first Chinese policy research workbench — 条/款/项 structure parsing per 立法技术规范, deontic obligation tagging, renumber-aware version diff, thresholds & timelines, clause-cited review records, BYOK AI

Local MCP server for comparing Markdown, text, DOCX, PDF, PPTX, XLSX, EPUB documents - JSON diff, statistics, replacements, and find/replace via MarkItDown, Docling, or pandoc

Realtime document diff tool - runs in browser

🇬🇧 Local PDF text comparison tool in Python. No AI, no API, no file upload. 🇫🇷 Comparateur local de fichiers PDF en Python. Sans IA, sans API, sans envoi de fichiers.

FastAPI service for DOCX diffing, legal change summaries, and financial risk review.

🔍 Compare two PDF files online free — text, visual, layout and page-by-page diff with highlighted added, removed and changed content. No Adobe, 100% in your browser.