raster format

What is a .RLE file?

RLE (Run-Length Encoded) is a simple compressed bitmap format that stores runs of identical pixels — efficient for flat-color graphics.

Full name
Run-Length Encoded Bitmap
Developed by
Various
Released
1987
Extension
.rle
MIME type
image/rle
Transparency
Varies

How to open a RLE file

RLE opens in ImageMagick and various legacy tools; convert to PNG/BMP for normal use.

What RLE files are used for

Photos & web images

Share, post and embed pictures across sites and apps.

Editing & design

Work with the format in editors like Photoshop and GIMP.

Storage & archiving

Keep memories and assets in a widely-readable form.

Strengths & limitations

✔ Strengths✖ Limitations
Purpose-built for its nicheNo transparency support
Limited support — may need converting

Need more than a conversion?

Remove the background from RLE images, upscale to 4K, or generate new visuals with SharkFoto AI.

Frequently asked questions

RLE (Run-Length Encoded) is a simple compressed bitmap format that stores runs of identical pixels — efficient for flat-color graphics.

RLE opens in ImageMagick and various legacy tools; convert to PNG/BMP for normal use.

RLE is optimised for its specific use rather than strictly lossless storage.

Use SharkFoto's free tools — upload your RLE file and convert it to a more convenient format in seconds. It's free, processed securely and never stored.

No — RLE doesn't store transparency; convert to PNG or WEBP if you need it.