kkFileView

Self-hosted online preview service for Office, PDF, CAD, images, audio/video, and dozens of other file types.

Webfree

kkFileView is a self-hosted service, built on Spring Boot, that renders online previews of a wide range of file types in the browser, including Office documents, PDF, CAD and 3D model formats, images, audio, and video, without requiring native software installed. It exposes a REST API for integration into other systems and is aimed at teams that need a self-hosted file-preview service.

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Full match profile

Behind the summary, Matchbox keeps a richer profile of kkFileView - the signals our matcher actually reads to decide when to surface it. It stays private; claim the listing to see and control it.

Problem & pain-point mapping
Who we surface it to (audience fit)
What it's a strong alternative to
Trust & credibility signals

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