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VST at a glance
VST
The Truevision line grew out of EPICenter-era PC graphics boards, and several board names ended up surviving as filename extensions even when the underlying raster structure stayed close to the wider TGA family.
AVIF at a glance
AVIF
AVIF emerged from the Alliance for Open Media's work around AV1 and uses the HEIF family as its structural container, which connects it to both modern web delivery and newer image-container design.
Format comparison
| Feature | VST | AVIF |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1987 | 2019 |
| Inventor | Truevision | Alliance for Open Media |
| Status | active | active |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Supported |
| Primary use cases |
|
|
| Layer support | Not supported | Not supported |
| Vector scaling | Not supported | Not supported |
| Camera raw data | Not supported | Not supported |
| HDR support | Not supported | Supported |
| Streaming ready | Not supported | Not supported |
When to use each format
When to use VST
- Your source file is already in VST.
- Preserve source expectations before exporting to AVIF.
- VST is commonly used in image workflows.
When to use AVIF
- Your target workflow expects AVIF.
- Improve delivery compatibility with AVIF.
- AVIF is commonly used in image workflows.
FAQs
Why convert VST to AVIF?
Convert to AVIF when you need compact, high-quality web or app images, especially for responsive delivery, ecommerce, editorial sites, and modern UI assets.
It is a strong target when bandwidth savings and visual quality both matter.
What changes when converting VST to AVIF?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to AVIF adds animation support. Moving to AVIF adds HDR content.
What should I review after converting VST to AVIF?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.