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Supported File Types
| Default Content Type* | Supported File Types | JSTOR Viewer Type | JSTOR Download Format*** |
|---|---|---|---|
| Documents, Books, Serials | PDF (.pdf)** |
File size under 5MB: Touchscreen-optimized PDF viewer featuring continuous scroll, zoom, pagination controls, page thumbnails, keyword search, text highlighting, and fullscreen reading mode. File size over 5MB: International Image Interoperability Framework (IIIF) viewer featuring zoom, pan, pagination buttons, page thumbnails, fullscreen, and compare mode. |
PDF (.pdf) |
| Images | PNG (.png) JPEG (.jpg, .jpeg)** TIFF (.tif, .tiff)** JP2 (.jp2) GIF (.gif) |
International Image Interoperability Framework (IIIF) viewer featuring zoom, pan, image thumbnails, fullscreen, and compare mode. |
JPEG (.jpg) |
| Panoramas | QTRV/MOV (.qtrv, .mov) JPEG (.jpg, .jpeg) Where ProjectionType is equirectangular. |
Panorama viewer featuring zoom, pan, fullscreen, and compare mode. | Downloads not available |
|
Audio |
MP3 (.mp3) WAV (.wav) |
Mobile-optimized audio player featuring play/pause, scrubbing, volume and speed control, and clickable timestamps in transcripts (if applicable). | MP3 (.mp3) |
|
Video |
ASF (.asf) MOV (.mov) MPEG (.mpg, .mpeg) AVI (.avi) WMV (.wmv) MP4 (.mp4) M4V (.m4v) 3GP (.3gp) |
Mobile-optimized video player featuring play/pause; scrubbing; volume, speed, and closed captioning controls, and clickable timestamps in transcripts (if applicable). | Downloads not available |
* In Forum, assigning a Resource Type that corresponds to a different Content Type will change the JSTOR viewer and download format accordingly.
** When publishing to JSTOR Shared Collections, PDF, JPEG, and TIFF files will have optical character recognition (OCR) enabled to allow full-text search for the item.
*** Applicable only if downloads are enabled via the collection page (Collection Loader) or publishing target (JSTOR Forum).
File Size Recommendations
While there is no limit to size of files that can be uploaded, upload size may be limited by your browser and we recommend keeping individual files under 3GB and batch uploads under 20GB.
Please note if your upload takes more than 10 minutes the system may time out.