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Configure

File preview options

Each of the options below is a file plugin. File plugins covers what they are, how they appear in the Open with.. menu and how they are configured, and, for developers, how to write one.

For editing documents together with other people, see Collaborative editing.

The following options are available. Additionally, all files can be converted into many other formats using Zamzar or CloudConvert third-party online services.

Image files

  • Vips and/or ImageMagick: thumbnails and previews for all known types, including raw
  • JPG, GIF, PNG, WEBP, AVIF can also be previewed directly by the browser, skipping resizing.
  • All supported image file formats can be opened in an included image editor.
  • Multiple image files can be selected for creating photo proof sheets.

Office documents

  • View as PDF (included by default with the Docker install): thumbnails and full PDF-based previews for RTF, DOC, XLS, PPS, PPT, DOCX, XLSX, PPTX, ODP, FODP, ODS, FODS, ODT, FODT, SXW, SXC, SXI.
  • ONLYOFFICE (requires installation): can preview, create and edit most common office file types, with several people editing at once.
  • Collabora Online (requires installation): can preview, create and edit most common office file types, with several people editing at once.
  • LibreOffice Online (requires installation): can preview, create and edit most common office file types. It is configured the same way as Collabora Online.
  • Microsoft Office Web Viewer (third-party online service): can preview most common Microsoft Office file types. Requires your FileRun installation to be accessible online.
  • Microsoft 365 (third-party online service): can preview, create and edit most common office file types. Requires your installation to be reachable online and enrolment in the Microsoft Cloud Storage Partner Program.
  • Zoho Editor (third-party online service): can preview, create and edit most common office file types, with several people editing at once.
  • Google Docs Viewer and Google Docs Editor (third-party online services): can preview, create and edit most common office file types, with several people editing at once.
  • Microsoft Office formats can be opened directly with Office apps installed on the user's computer. (Editing might be possible in certain configurations.)
  • CSV files can be previewed, created and edited using the included editor.

PDF documents

  • PDF document preview are supported by all browsers.
  • Multiple PDF documents can be merged together into one.
  • Multipage PDF documents can be split into separate documents by pages.
  • EPS documents can be previewed with ImageMagick.

Text documents (with syntax highlighting)

  • You can create, preview and edit any type of plain text file.
  • MD (Markdown) files can be viewed and edited.
  • All text documents have thumbnails showing clear text.

EPUB

  • FileRun comes with its own e-book reader.

Archive files

  • ZIP, TAR, TAR.BZ2, TBZ, BZ2, TAR.GZ, TGZ, JAR archives and GZ compressed files can be extracted.

Video files

  • MPG, MOV, WEBM, MP4, OGV.
  • WMV (usually supported only by Windows computers) - not an official FileRun feature because of third-party software requirements
  • MKV can play in the browser depending on the used codecs for video and audio

Audio files

  • MP3, M4A, AAC, OGG, OPUS, WAV, FLAC, WEBA.
  • Audio files play in a small floating window that stays on top of the file list, so you can keep browsing while listening. The window can be dragged by its title bar and minimized to its title bar.
  • Next and Previous move through the audio files of the folder you are viewing. When a file ends, the next one starts by itself; the Audio Player plugin's option Disable the automatic playback of the next file (control panel, Files → Plugins) turns that off.
  • An M4A file with Apple Lossless (ALAC) audio, which most browsers cannot play by themselves, is decoded by FileRun in the browser.

AutoCAD files

  • Autodesk (third-party online service) can open SKP, FBX, DWG, DWF, DXF, RVT.

Other 3D model files

  • 3d preview for: OBJ, FBX, MTL, STL, DAE, X, GLTF, GLB, 3DS, 3MF.
  • STL-thumb can be used to have thumbnails for STL files.

Misc file types

  • URL (opens the web page inside an embedded window)

Other third party online services

Additional preview methods will be displayed in the contextual menu, under Open with.., when certain actions can be performed for the selected file.

Hiding Preview Options

Most preview plugins can be disabled from the control panel, under Files → Plugins. Select the plugin you wish to disable and click on the Edit button, then check the Disable Plugin option and save the changes.

Plugins that need credentials

The Autodesk plugin works through a third-party service and needs an account with it. It takes an API client ID and an API client secret, obtained from developer.autodesk.com. Configure it under Files → Plugins, by selecting the plugin and clicking Edit.

Setting Default Open Method

You can choose how FileRun handles each type of file. Simply access the control panel, under Files → Plugins → Defaults