FLI to SWF - Online Video Converter
Convert FLI to SWF online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
About FLI to SWF
Convert FLI to SWF. FLI is Autodesk's 320x200 Animator flipbook format from 1989. SWF is Adobe's interactive Flash format mixing vector animation with video. Only the embedded video track converts; scripts and buttons are dropped..
Why convert FLI to SWF?
- Smaller files with SWF lossy compression.
- Keep animation and transparency where supported.
- Private, no upload - runs in your browser.
FLI vs SWF
| Animation | Yes | Yes |
|---|---|---|
| Transparency | No | No |
| Compression | lossless | lossy |
| Typical use | FLI is Autodesk's 320x200 Animator flipbook format from 1989. | SWF is Adobe's interactive Flash format mixing vector animation with video. |
When not to convert FLI to SWF
- Skip SWF for archival masters: lossy compression discards detail, so keep the FLI original.
- Keep a master copy: repeated exports stack small losses, so archive FLI before batch SWF shares.
Limits
Starting point: FLI - FLI is Autodesk's 320x200 Animator flipbook format from 1989. Tiny palettes remap on export; expect shifted colors. Only the embedded video track converts; scripts and buttons are dropped. Encode SWF (Sorenson Spark / MP3) from FLI at a bitrate near the source, and confirm the audio track before converting.
How conversion works
Conversion runs entirely in your browser with FFmpeg WASM. Files never leave your device.