PDF Diff Viewer, a side-by-side, visual highlight, sync-scroll, PDF comparer, written in Python. Open source, mostly powered by PyMuPDF and Tkinter. Optional support for git diff, for a better comparison algorithm.
This tool is used to compare PDF files. With the pdf-comparator, you can streamline your PDF document analysis process and ensure the accuracy and consistency of your documents.
Exposing https://github.com/JoshData/pdf-diff/ as FastAPI service.
工程图纸智能差异分析工具：选定两版 PDF 图纸一键比对，自动识别尺寸/标注/几何变更并生成分类变更清单，支持多模态 AI 语义解读与交互式差异可视化，单文件 EXE 开箱即用。
Compare PDF revisions, monitor PDF URLs, or extract Markdown and JSON with OCR, tables, and page-level evidence.
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