Help: Supported Filetypes
e621 supports the following file types upon upload.
Maximum dimensions: 15000px in either direction.
Minimum dimensions: 256px in either direction.
| Type | Deprecated | Maximum Filesize | Notes |
|---|---|---|---|
| PNG | No | 100 MiB | |
| JPEG | No | 100 MiB | |
| WebP | No | 100 MiB | |
| GIF | No | 20 MiB | |
| APNG | No | 20 MiB | Filetype has to be .png instead of .apng. Extension can be simply renamed as both are valid extensions. |
| WebM | No | 100 MiB | VP9 with Opus for audio preferred, VP8 and Vorbis supported. The Matroska container (.mkv) is not supported. Should be YUV420 8bit, audio either mono or stereo and 48KHz/44.1KHz, shouldn't be anamorphic. Files other than this are subject for deletion as broken/corrupted. |
| MP4 | No | 100 MiB | AV1 with Opus or AAC for audio preferred, MP3 supported. H.264/AVC and H.265/HEVC are not supported. Should be YUV420 8bit, audio either mono or stereo and 48KHz/44.1KHz, shouldn't be anamorphic. Files other than this are subject for deletion as broken/corrupted. |
| SWF (Flash) | Yes | No longer accepted as upload format. See forum #283261 for more information. |