Products

JustOpenFile

Open Any File, Right in Your Browser

justopenfile.com Utilities / File Conversion & Compression

AI Benchmark
Desktop
Mobile
Monthly visits
None yet
No traffic data yet
Public revenue
Undisclosed
No public revenue evidence yet
Entry price
Free
No monthly subscription pricing
Creators
zxcHolmes
GitHub @zxcholmes
Launched
5mo ago
2026-06-11 · Est.

Traffic

Last 12 months
Monthly visits

No traffic data yet.

Events2 marketing moves

Marketing moves

Launches, search & content, referrals, promotions

  • Launched on 中国独立开发者Launch

    JustOpenFile — 在浏览器中打开任何文件，无需安装或账户，支持 PDF、Word、Excel、ZIP、视频等数十种格式。

    Jun 11 · 5mo agoLaunch page

  • Launched on Show HN (2 pts)Launch

    JustOpenFile – Preview files locally in the browser without uploading — Hi HN, I built JustOpenFile, a browser-based file viewer that processes files locally without uploading them to a server. It supports PDF,…

    Jun 11 · 5mo agoLaunch page

Third-party reviews & case dossiers

Acquisition breakdowns, engineer reviews & open-source metrics
Show HN
2026-06-11Source
Post excerpt:
Hi HN, I built JustOpenFile, a browser-based file viewer that processes files locally without uploading them to a server. It supports PDF, DOCX, Excel, CSV, JSON, Markdown, EPUB, ZIP, SQLite, images, audio, video, fonts, and 3D formats such as STL, GLB, and OBJ. ZIP archives can also preview supported files inside them. The project was motivated by a simple

Traffic sources

Traffic breakdown

No traffic channel or country breakdown data for this website yet.

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Search

Domain authority —Domain registered 2026-06-09

No search keyword data for this website yet.

Traffic data: Vaneform

Pricing

Website does not list public plan prices.

Trial: None · Observed 2026-11-07 · Source page

Pages & changes

Tracked since 2026-07-31

Key pages

Weekly snapshots
justopenfile.com/en Snapshot 2026-11-07

Changes

No pricing, plan, or positioning changes detected since tracking started.

Questions & evidence

What is JustOpenFile and what platforms does it support?
JustOpenFile is catalogued under File Conversion & Compression: Open Any File, Right in Your Browser. Supported platforms: Web.

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Utilities / File Conversion & Compression

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