Supported file types

A reference for the file types you can use across Coassemble: creating courses, and adding images, video, audio, fonts, and logos.

Here's what you can upload, by purpose.

Creating a course

Method	Supported file types	Notes
Transform a document	PDF, Word (.doc, .docx), PowerPoint (.ppt, .pptx), text (.txt), rich text (.rtf)	50MB file size limit. For PDFs, use real text rather than scanned images.
Convert a presentation	PowerPoint (.ppt, .pptx), Apple Keynote (.key)	For a PDF or Google Slides file, export it as .pptx first.

Media in a course

Content	Supported file types	Notes
Images	JPEG, GIF, PNG, SVG	Uploaded images are saved to your image library for reuse.
Video	Standard video files	1GB maximum per upload; compress larger files first. You can also embed YouTube or Vimeo links.
Audio	MP3, WAV, OGG	Upload your own audio to a screen, or generate AI narration instead.

Branding

Use	Supported file types
Logos	SVG, PNG, JPG
Custom fonts	WOFF, WOFF2, TTF, OTF

Frequently asked questions

What's the file size limit for document transformation?

50MB. For larger files, split the content into smaller documents before uploading.

Can I upload a Google Slides file?

Not directly. Export it as a .pptx file first, then convert it.

What's the maximum video upload size?

1GB. For larger videos, compress them below that limit, or embed a YouTube or Vimeo link instead.