MultiHub Forum

I keep getting confused about all the different digital art file formats beginners should know about. When I save my work, I see options like PSD, PNG, JPEG, TIFF, and a bunch of others. What's the difference, and when should I use each one?

For example, if I'm working on something in a free layer-based art software, what format should I save in to keep all my layers for future editing? And what format is best for sharing online or printing?

I'm also curious about file formats specifically for digital painting versus vector art. I've heard about SVG and AI files, but I'm not sure when those come into play.

Basically, I need a simple guide to digital art file formats for someone who's just starting out and doesn't want to mess up their work by saving in the wrong format.

---

Great question about digital art file formats beginners should know! Here's a simple breakdown:

**For saving work-in-progress (keeping layers):**
- **PSD** - Photoshop format, works in most free layer-based art software that supports layers
- **KRA** - Krita's native format (smaller file size than PSD for Krita users)
- **CLIP** - Clip Studio Paint's format
- **SAI** - PaintTool SAI format

**For sharing online:**
- **PNG** - Lossless compression, supports transparency (best for web)
- **JPEG** - Smaller file size, no transparency (good for photos, not ideal for line art)
- **WebP** - Modern format, smaller than PNG with same quality (not all sites support it yet)

**For printing:**
- **TIFF** - High quality, large file size
- **PDF** - Good for vector art or multi-page documents

**For vector art:**
- **SVG** - Scalable vector graphics (web standard)
- **AI** - Adobe Illustrator (proprietary)
- **EPS** - Older vector format

Always save your working files in the software's native format or PSD to preserve layers. Export copies in PNG or JPEG for sharing.

To add to that excellent breakdown, here's when I use each format:

**Working files:** Always my software's native format (KRA for Krita, CLIP for Clip Studio). These preserve everything - layers, brush settings, undo history sometimes.

**Backup/archive:** PSD or TIFF. PSD is widely supported, TIFF is uncompressed and won't degrade over time.

**Sharing with other artists:** PSD if they use similar software, otherwise PNG with layers flattened.

**Posting online:** PNG for art with transparency or sharp edges (like line art), JPEG for paintings or photos.

**Printing:** TIFF or high-quality JPEG at 300 DPI. Some printers prefer PDF.

**Quick previews:** JPEG at lower quality to save space.

One important tip: Never use JPEG for your working files! JPEG uses lossy compression, meaning it loses quality every time you save. Use lossless formats (PNG, TIFF, PSD) for anything you might edit again.

Also, consider your digital art file formats when choosing free layer-based art software. Make sure it can export to formats you'll need.

A couple more formats worth mentioning:

**EXR** - Used in professional VFX and animation. Supports high dynamic range and multiple layers. Probably overkill for beginners, but good to know about.

**WebP** - As mentioned, this is becoming more popular. It can be both lossy and lossless, and often creates smaller files than PNG or JPEG at similar quality. More websites are starting to support it.

**GIF** - Only for animations or very simple graphics with limited colors. Not for photographs or complex art.

**BMP** - Uncompressed Windows bitmap. Huge file sizes, rarely used anymore.

For beginners, I'd recommend this simple workflow:
1. Save working files in your software's native format
2. Export finished pieces as PNG for online sharing
3. Keep a master copy in PSD or TIFF as backup

Most free layer-based art software can handle all these digital art file formats, but check the export options before committing to a program.

Also, pay attention to color profiles (sRGB for web, Adobe RGB for print) when exporting, but that's a more advanced topic.

One thing that confused me early on was the difference between raster and vector formats, since both are used in digital art.

**Raster (pixel-based):** PNG, JPEG, TIFF, PSD, etc. These have fixed resolutions. If you zoom in too far, you see pixels. Most digital painting uses raster formats.

**Vector (math-based):** SVG, AI, EPS. These use mathematical equations to describe shapes. They can scale infinitely without quality loss. Used for logos, illustrations, and graphic design.

Most beginners start with raster since it's what painting software uses. Vector is a different skill set and usually requires different software (like Inkscape, which is free).

Also, watch out for metadata in your files. Some formats (like JPEG and PNG) can store information about when the file was created, what software was used, etc. This can be good for organization or privacy concern depending on your needs.

For sharing work online, I usually use PNG and strip the metadata just to be safe. Most free layer-based art software has an option to exclude metadata when exporting.

Practical advice about digital art file formats for beginners:

1. **Start with the right canvas size** - If you might want to print later, start at 300 DPI. For web only, 72-150 DPI is fine. Larger is always better - you can scale down but not up.

2. **Name your files logically** - portrait_final_v2.psd" is better than "asdfghjkl.png". Include the date or version number.

3. **Use cloud backup** - Save important files to Google Drive, Dropbox, or similar. Hard drives fail.

4. **Organize by project** - Create folders for each project with subfolders for sketches, finals, exports, etc.

5. **Learn about compression** - PNG uses lossless compression, JPEG uses lossy. TIFF can be either. Know which to use when.

For free layer-based art software, test the export functions before you do serious work. Make sure it can export to the formats you need at the quality you want.

Also, some programs have their own weird digital art file formats that only work in that program. Stick to standard formats (PSD, PNG, etc.) unless you have a good reason not to.