File Viewer

Input—per 1M tokens

Output—per 1M tokens

Context—tokens

WeightsClosed

About

File Viewer is ranked #4 of 31 in file viewer software on Inferse. It runs on Self-hosted, Web.

Compared on file viewer software

Primary access: webfile-viewer.app
Archive preview: Yesfile-viewer.app
Office file preview: Yesfile-viewer.app
Code file preview: Yesfile-viewer.app
In-file search: Yesfile-viewer.app

Facts

Product: File Viewer is a browser-based component ecosystem for previewing business files, with no conversion server.file-viewer.app · 1 Oct 2026
Formats: The maker lists 274 registered file extensions across 47 preview pipelines, with 224 stable and 50 experimental extensions.file-viewer.app · 1 Oct 2026
Rendering: Files are parsed and rendered in the browser, and runtime assets can be hosted on the customer's own origin for offline deployments.doc.file-viewer.app · 1 Oct 2026
Features: Viewer options include search, zoom, print, download, HTML export, watermarks, lifecycle hooks, and operation guards.doc.file-viewer.app · 1 Oct 2026
Integrations: The maker documents integrations for Vanilla JavaScript and Web Components, Vue, React, Svelte, and jQuery.doc.file-viewer.app · 1 Oct 2026
Presets: Preset bundles cover lightweight text and media, Office documents, engineering formats, or the full published matrix.doc.file-viewer.app · 1 Oct 2026
Security and privacy: The maker describes the product as browser-local and self-hostable, allowing files and runtime assets to stay within the deployment environment.doc.file-viewer.app · 1 Oct 2026
License: The maker says File Viewer-owned source and packages use the Apache-2.0 license; optional external dependencies retain their own licenses.file-viewer.app · 1 Oct 2026
Support: Community issues and maintenance support do not include delivery commitments; the maker lists priority support and private delivery for commercial customers.file-viewer.app · 1 Oct 2026
Limit: File Viewer is a preview component rather than a professional editor and does not promise native-app fidelity for every complex file.doc.file-viewer.app · 1 Oct 2026
Large files: The maker advises validating extreme large files with real samples because file size can affect performance and memory use.doc.file-viewer.app · 1 Oct 2026
Distribution: The project is distributed through npm packages, public GitHub repositories, release downloads, and self-hostable runtime assets.doc.file-viewer.app · 1 Oct 2026
Commercial offering: A separate commercial Office engine focuses on Word, Excel, and PowerPoint fidelity, large-file performance, private delivery, and enterprise support.file-viewer.app · 1 Oct 2026
Product: File Viewer is a read-only, browser-based file preview component for Office, PDF/OFD, CAD, archives, email, and other formats.github.com · 2 Oct 2026
Rendering: Built-in renderers do not require a conversion server; Workers, WASM, and fonts can be self-hosted.github.com · 2 Oct 2026
Format coverage: The product site reports 274 registered extensions and 47 preview pipelines, with 224 stable and 50 experimental.file-viewer.app · 2 Oct 2026
Frameworks: Integration packages are listed for Vanilla JS/Web Components, Vue 2 and 3, React, Svelte, and jQuery.github.com · 2 Oct 2026
Modular packages: Teams can install individual renderers or choose Lite, Office, Engineering, or Full presets.doc.file-viewer.app · 2 Oct 2026
Offline deployment: The documentation says runtime assets can be served from the application's own origin for offline or private deployments.doc.file-viewer.app · 2 Oct 2026
Input requirements: A file URL must be reachable by the browser, and cross-origin files need appropriate CORS headers; a File object can also be supplied.github.com · 2 Oct 2026
Known constraints: The project says fonts, vendor-specific features, encrypted files, and very large inputs can affect fidelity or memory use.github.com · 2 Oct 2026
Read-only: The project describes File Viewer as a viewer rather than an editor.github.com · 2 Oct 2026
Support: The repository directs users to GitHub Sponsors for maintenance support and enterprise support for private deployments or response commitments.github.com · 2 Oct 2026
License: The source is licensed Apache-2.0, while the DWG/DWF/DWFX runtime packages named by the project are AGPL-3.0-only.github.com · 2 Oct 2026