DupEase

What it does

Compare documents, find duplicate text and images, detect internal repetition, and inspect file metadata — all directly in your browser. DupEase supports PDF, DOCX, XLSX, Markdown, TXT and more. Your files stay on your device and are never uploaded to a server. No signup required.

免费本地进行跨格式文档查重与差异比对，例如比较 DOCX 与 PDF、XLSX 与 TXT；同时检测单份文档内部重复，并批量检查文件作者、时间和软件属性。文件仅在浏览器处理。

DupEase provides free local duplicate checking, internal repetition detection, version comparison, similar-term review, and batch metadata inspection. Files stay in the current browser. 易查重不连接论文库或互联网内容数据库，不提供全网抄袭来源或学术原创率。文档正文不会上传到本站服务器。 DupEase does not search academic databases or the web and does not upload documentfrom yichachong.com

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  Diffchecker 2.02020 · diffchecker.com · ▲153

  Check the differences between two text files, images or PDFs

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  VeriDiff2025 · veridiff.com · ▲13

  Document comparison in your browser - Excel, Word, PDF, CSV

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  Doc Scan2019 · apps.apple.com · ▲63

  Help you scan and organize hundreds of documents efficiently

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  DiffnoteFeb 2026 · ▲2

  Compare documents privately

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  DupShelfMay 2026 · dupshelf.renderlog.in · ▲6

  Find duplicate photos in your browser

• WA
  Web app to compare various PDF-to-text libraries easily2020 · 138.68.233.101 · ▲19

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  Lofi Cities – Pixel-art city nights with browser-generated lofi▲319

  Endless lofi beats composed live in your browser, over pixel-art nights in Paris, Tokyo, New York, Hong Kong, Sydney, San Francisco and more. Free, no sign-up.

  Work · 25d ago · loficities.com

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  Smooth Recorder▲257

  Mac screen recordings that look edited when you hit stop

  Work · 19d ago · smoothrecorder.com

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  Figma Specs▲223

  A container for your context that lives on the Figma canvas

  Work · 4d ago · figma.com

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  The rarest tech books and docs you've probably never read▲190

  Work · 13d ago · readrare.com

• TL
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  Hey Noah▲656

  A proactive AI executive assistant for founders

  AI · Aug 2026 · heynoah.io

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  Clipto MCP▲655

  Hey HN, We recently built Clipto. It’s a tool that lets you search over terabytes of video, audio, and images on your computer, without relying on the cloud. Motivation: we probably all had this similar experience, we know a moment exists in a video or audio, but finding it takes hours scrubbing the timeline. You can send all the media to process in the cloud, but it’s slow, expensive and raises privacy concerns. So we decided to build our own on-device media search engine. How it works (high level): 1. We ingest video, audio, image; normalize formats via ffmpeg; run content analysis to…

  Work · Aug 2026 · clipto.com

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  Simple algorithm and color space to generate diverse skin tones▲627

  Hello HN! I found that picking out plausible but diverse skin tones for my digital art and game development projects was kind of difficult, and I got curious about if there was a way to define a color space that made it easy. I've built a color picker and procedural generation algorithm based on the space as well as a bunch of other fun js features and demos throughout the page that use the equations. If you find it interesting, I have lots of explanations of how I built it and what properties the space has. The methodology might be a bit shaky, but hopefully the result is as helpful for…

  Life & fun · Aug 2026 · toneyalexander.github.io

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  AdAnt AI▲620

  Claude for viral, high-converting social ads

  AI · Aug 2026 · adant.ai

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  Astute▲606

  Automate your B2B brand going viral, with new media creators

  AI · Aug 2026 · company-app.joinastute.com